1 | /* |
2 | * Copyright 2004-2014 H2 Group. Multiple-Licensed under the MPL 2.0, |
3 | * and the EPL 1.0 (http://h2database.com/html/license.html). |
4 | * Initial Developer: H2 Group |
5 | */ |
6 | package org.h2.jdbc; |
7 | |
8 | import java.io.InputStream; |
9 | import java.io.Reader; |
10 | import java.math.BigDecimal; |
11 | import java.net.URL; |
12 | import java.sql.Array; |
13 | import java.sql.Blob; |
14 | import java.sql.Clob; |
15 | import java.sql.Date; |
16 | import java.sql.NClob; |
17 | import java.sql.Ref; |
18 | import java.sql.ResultSet; |
19 | import java.sql.ResultSetMetaData; |
20 | import java.sql.RowId; |
21 | import java.sql.SQLException; |
22 | import java.sql.SQLWarning; |
23 | import java.sql.SQLXML; |
24 | import java.sql.Statement; |
25 | import java.sql.Time; |
26 | import java.sql.Timestamp; |
27 | import java.util.Calendar; |
28 | import java.util.HashMap; |
29 | import java.util.Map; |
30 | import org.h2.api.ErrorCode; |
31 | import org.h2.engine.SysProperties; |
32 | import org.h2.message.DbException; |
33 | import org.h2.message.TraceObject; |
34 | import org.h2.result.ResultInterface; |
35 | import org.h2.result.UpdatableRow; |
36 | import org.h2.util.DateTimeUtils; |
37 | import org.h2.util.IOUtils; |
38 | import org.h2.util.New; |
39 | import org.h2.util.StringUtils; |
40 | import org.h2.value.CompareMode; |
41 | import org.h2.value.DataType; |
42 | import org.h2.value.Value; |
43 | import org.h2.value.ValueBoolean; |
44 | import org.h2.value.ValueByte; |
45 | import org.h2.value.ValueBytes; |
46 | import org.h2.value.ValueDate; |
47 | import org.h2.value.ValueDecimal; |
48 | import org.h2.value.ValueDouble; |
49 | import org.h2.value.ValueFloat; |
50 | import org.h2.value.ValueInt; |
51 | import org.h2.value.ValueLong; |
52 | import org.h2.value.ValueNull; |
53 | import org.h2.value.ValueShort; |
54 | import org.h2.value.ValueString; |
55 | import org.h2.value.ValueTime; |
56 | import org.h2.value.ValueTimestamp; |
57 | |
58 | /** |
59 | * <p> |
60 | * Represents a result set. |
61 | * </p> |
62 | * <p> |
63 | * Column labels are case-insensitive, quotes are not supported. The first |
64 | * column has the column index 1. |
65 | * </p> |
66 | * <p> |
67 | * Updatable result sets: Result sets are updatable when the result only |
68 | * contains columns from one table, and if it contains all columns of a unique |
69 | * index (primary key or other) of this table. Key columns may not contain NULL |
70 | * (because multiple rows with NULL could exist). In updatable result sets, own |
71 | * changes are visible, but not own inserts and deletes. |
72 | * </p> |
73 | */ |
74 | public class JdbcResultSet extends TraceObject implements ResultSet { |
75 | private final boolean closeStatement; |
76 | private final boolean scrollable; |
77 | private final boolean updatable; |
78 | private ResultInterface result; |
79 | private JdbcConnection conn; |
80 | private JdbcStatement stat; |
81 | private int columnCount; |
82 | private boolean wasNull; |
83 | private Value[] insertRow; |
84 | private Value[] updateRow; |
85 | private HashMap<String, Integer> columnLabelMap; |
86 | private HashMap<Integer, Value[]> patchedRows; |
87 | private JdbcPreparedStatement preparedStatement; |
88 | |
89 | JdbcResultSet(JdbcConnection conn, JdbcStatement stat, |
90 | ResultInterface result, int id, boolean closeStatement, |
91 | boolean scrollable, boolean updatable) { |
92 | setTrace(conn.getSession().getTrace(), TraceObject.RESULT_SET, id); |
93 | this.conn = conn; |
94 | this.stat = stat; |
95 | this.result = result; |
96 | columnCount = result.getVisibleColumnCount(); |
97 | this.closeStatement = closeStatement; |
98 | this.scrollable = scrollable; |
99 | this.updatable = updatable; |
100 | } |
101 | |
102 | JdbcResultSet(JdbcConnection conn, JdbcPreparedStatement preparedStatement, |
103 | ResultInterface result, int id, boolean closeStatement, |
104 | boolean scrollable, boolean updatable, |
105 | HashMap<String, Integer> columnLabelMap) { |
106 | this(conn, preparedStatement, result, id, closeStatement, scrollable, |
107 | updatable); |
108 | this.columnLabelMap = columnLabelMap; |
109 | this.preparedStatement = preparedStatement; |
110 | } |
111 | |
112 | /** |
113 | * Moves the cursor to the next row of the result set. |
114 | * |
115 | * @return true if successful, false if there are no more rows |
116 | */ |
117 | @Override |
118 | public boolean next() throws SQLException { |
119 | try { |
120 | debugCodeCall("next"); |
121 | checkClosed(); |
122 | return nextRow(); |
123 | } catch (Exception e) { |
124 | throw logAndConvert(e); |
125 | } |
126 | } |
127 | |
128 | /** |
129 | * Gets the meta data of this result set. |
130 | * |
131 | * @return the meta data |
132 | */ |
133 | @Override |
134 | public ResultSetMetaData getMetaData() throws SQLException { |
135 | try { |
136 | int id = getNextId(TraceObject.RESULT_SET_META_DATA); |
137 | if (isDebugEnabled()) { |
138 | debugCodeAssign("ResultSetMetaData", |
139 | TraceObject.RESULT_SET_META_DATA, id, "getMetaData()"); |
140 | } |
141 | checkClosed(); |
142 | String catalog = conn.getCatalog(); |
143 | JdbcResultSetMetaData meta = new JdbcResultSetMetaData( |
144 | this, null, result, catalog, conn.getSession().getTrace(), id); |
145 | return meta; |
146 | } catch (Exception e) { |
147 | throw logAndConvert(e); |
148 | } |
149 | } |
150 | |
151 | /** |
152 | * Returns whether the last column accessed was null. |
153 | * |
154 | * @return true if the last column accessed was null |
155 | */ |
156 | @Override |
157 | public boolean wasNull() throws SQLException { |
158 | try { |
159 | debugCodeCall("wasNull"); |
160 | checkClosed(); |
161 | return wasNull; |
162 | } catch (Exception e) { |
163 | throw logAndConvert(e); |
164 | } |
165 | } |
166 | |
167 | /** |
168 | * Searches for a specific column in the result set. A case-insensitive |
169 | * search is made. |
170 | * |
171 | * @param columnLabel the column label |
172 | * @return the column index (1,2,...) |
173 | * @throws SQLException if the column is not found or if the result set is |
174 | * closed |
175 | */ |
176 | @Override |
177 | public int findColumn(String columnLabel) throws SQLException { |
178 | try { |
179 | debugCodeCall("findColumn", columnLabel); |
180 | return getColumnIndex(columnLabel); |
181 | } catch (Exception e) { |
182 | throw logAndConvert(e); |
183 | } |
184 | } |
185 | |
186 | /** |
187 | * Closes the result set. |
188 | */ |
189 | @Override |
190 | public void close() throws SQLException { |
191 | try { |
192 | debugCodeCall("close"); |
193 | closeInternal(); |
194 | } catch (Exception e) { |
195 | throw logAndConvert(e); |
196 | } |
197 | } |
198 | |
199 | /** |
200 | * Close the result set. This method also closes the statement if required. |
201 | */ |
202 | void closeInternal() throws SQLException { |
203 | if (result != null) { |
204 | try { |
205 | result.close(); |
206 | if (closeStatement && stat != null) { |
207 | stat.close(); |
208 | } |
209 | } finally { |
210 | columnCount = 0; |
211 | result = null; |
212 | stat = null; |
213 | conn = null; |
214 | insertRow = null; |
215 | updateRow = null; |
216 | } |
217 | } |
218 | } |
219 | |
220 | /** |
221 | * Returns the statement that created this object. |
222 | * |
223 | * @return the statement or prepared statement, or null if created by a |
224 | * DatabaseMetaData call. |
225 | */ |
226 | @Override |
227 | public Statement getStatement() throws SQLException { |
228 | try { |
229 | debugCodeCall("getStatement"); |
230 | checkClosed(); |
231 | if (closeStatement) { |
232 | // if the result set was opened by a DatabaseMetaData call |
233 | return null; |
234 | } |
235 | return stat; |
236 | } catch (Exception e) { |
237 | throw logAndConvert(e); |
238 | } |
239 | } |
240 | |
241 | /** |
242 | * Gets the first warning reported by calls on this object. |
243 | * |
244 | * @return null |
245 | */ |
246 | @Override |
247 | public SQLWarning getWarnings() throws SQLException { |
248 | try { |
249 | debugCodeCall("getWarnings"); |
250 | checkClosed(); |
251 | return null; |
252 | } catch (Exception e) { |
253 | throw logAndConvert(e); |
254 | } |
255 | } |
256 | |
257 | /** |
258 | * Clears all warnings. |
259 | */ |
260 | @Override |
261 | public void clearWarnings() throws SQLException { |
262 | try { |
263 | debugCodeCall("clearWarnings"); |
264 | checkClosed(); |
265 | } catch (Exception e) { |
266 | throw logAndConvert(e); |
267 | } |
268 | } |
269 | |
270 | // ============================================================= |
271 | |
272 | /** |
273 | * Returns the value of the specified column as a String. |
274 | * |
275 | * @param columnIndex (1,2,...) |
276 | * @return the value |
277 | * @throws SQLException if the column is not found or if the result set is |
278 | * closed |
279 | */ |
280 | @Override |
281 | public String getString(int columnIndex) throws SQLException { |
282 | try { |
283 | debugCodeCall("getString", columnIndex); |
284 | return get(columnIndex).getString(); |
285 | } catch (Exception e) { |
286 | throw logAndConvert(e); |
287 | } |
288 | } |
289 | |
290 | /** |
291 | * Returns the value of the specified column as a String. |
292 | * |
293 | * @param columnLabel the column label |
294 | * @return the value |
295 | * @throws SQLException if the column is not found or if the result set is |
296 | * closed |
297 | */ |
298 | @Override |
299 | public String getString(String columnLabel) throws SQLException { |
300 | try { |
301 | debugCodeCall("getString", columnLabel); |
302 | return get(columnLabel).getString(); |
303 | } catch (Exception e) { |
304 | throw logAndConvert(e); |
305 | } |
306 | } |
307 | |
308 | /** |
309 | * Returns the value of the specified column as an int. |
310 | * |
311 | * @param columnIndex (1,2,...) |
312 | * @return the value |
313 | * @throws SQLException if the column is not found or if the result set is |
314 | * closed |
315 | */ |
316 | @Override |
317 | public int getInt(int columnIndex) throws SQLException { |
318 | try { |
319 | debugCodeCall("getInt", columnIndex); |
320 | return get(columnIndex).getInt(); |
321 | } catch (Exception e) { |
322 | throw logAndConvert(e); |
323 | } |
324 | } |
325 | |
326 | /** |
327 | * Returns the value of the specified column as an int. |
328 | * |
329 | * @param columnLabel the column label |
330 | * @return the value |
331 | * @throws SQLException if the column is not found or if the result set is |
332 | * closed |
333 | */ |
334 | @Override |
335 | public int getInt(String columnLabel) throws SQLException { |
336 | try { |
337 | debugCodeCall("getInt", columnLabel); |
338 | return get(columnLabel).getInt(); |
339 | } catch (Exception e) { |
340 | throw logAndConvert(e); |
341 | } |
342 | } |
343 | |
344 | /** |
345 | * Returns the value of the specified column as a BigDecimal. |
346 | * |
347 | * @param columnIndex (1,2,...) |
348 | * @return the value |
349 | * @throws SQLException if the column is not found or if the result set is |
350 | * closed |
351 | */ |
352 | @Override |
353 | public BigDecimal getBigDecimal(int columnIndex) throws SQLException { |
354 | try { |
355 | debugCodeCall("getBigDecimal", columnIndex); |
356 | return get(columnIndex).getBigDecimal(); |
357 | } catch (Exception e) { |
358 | throw logAndConvert(e); |
359 | } |
360 | } |
361 | |
362 | /** |
363 | * Returns the value of the specified column as a java.sql.Date. |
364 | * |
365 | * @param columnIndex (1,2,...) |
366 | * @return the value |
367 | * @throws SQLException if the column is not found or if the result set is |
368 | * closed |
369 | */ |
370 | @Override |
371 | public Date getDate(int columnIndex) throws SQLException { |
372 | try { |
373 | debugCodeCall("getDate", columnIndex); |
374 | return get(columnIndex).getDate(); |
375 | } catch (Exception e) { |
376 | throw logAndConvert(e); |
377 | } |
378 | } |
379 | |
380 | /** |
381 | * Returns the value of the specified column as a java.sql.Time. |
382 | * |
383 | * @param columnIndex (1,2,...) |
384 | * @return the value |
385 | * @throws SQLException if the column is not found or if the result set is |
386 | * closed |
387 | */ |
388 | @Override |
389 | public Time getTime(int columnIndex) throws SQLException { |
390 | try { |
391 | debugCodeCall("getTime", columnIndex); |
392 | return get(columnIndex).getTime(); |
393 | } catch (Exception e) { |
394 | throw logAndConvert(e); |
395 | } |
396 | } |
397 | |
398 | /** |
399 | * Returns the value of the specified column as a java.sql.Timestamp. |
400 | * |
401 | * @param columnIndex (1,2,...) |
402 | * @return the value |
403 | * @throws SQLException if the column is not found or if the result set is |
404 | * closed |
405 | */ |
406 | @Override |
407 | public Timestamp getTimestamp(int columnIndex) throws SQLException { |
408 | try { |
409 | debugCodeCall("getTimestamp", columnIndex); |
410 | return get(columnIndex).getTimestamp(); |
411 | } catch (Exception e) { |
412 | throw logAndConvert(e); |
413 | } |
414 | } |
415 | |
416 | /** |
417 | * Returns the value of the specified column as a BigDecimal. |
418 | * |
419 | * @param columnLabel the column label |
420 | * @return the value |
421 | * @throws SQLException if the column is not found or if the result set is |
422 | * closed |
423 | */ |
424 | @Override |
425 | public BigDecimal getBigDecimal(String columnLabel) throws SQLException { |
426 | try { |
427 | debugCodeCall("getBigDecimal", columnLabel); |
428 | return get(columnLabel).getBigDecimal(); |
429 | } catch (Exception e) { |
430 | throw logAndConvert(e); |
431 | } |
432 | } |
433 | |
434 | /** |
435 | * Returns the value of the specified column as a java.sql.Date. |
436 | * |
437 | * @param columnLabel the column label |
438 | * @return the value |
439 | * @throws SQLException if the column is not found or if the result set is |
440 | * closed |
441 | */ |
442 | @Override |
443 | public Date getDate(String columnLabel) throws SQLException { |
444 | try { |
445 | debugCodeCall("getDate", columnLabel); |
446 | return get(columnLabel).getDate(); |
447 | } catch (Exception e) { |
448 | throw logAndConvert(e); |
449 | } |
450 | } |
451 | |
452 | /** |
453 | * Returns the value of the specified column as a java.sql.Time. |
454 | * |
455 | * @param columnLabel the column label |
456 | * @return the value |
457 | * @throws SQLException if the column is not found or if the result set is |
458 | * closed |
459 | */ |
460 | @Override |
461 | public Time getTime(String columnLabel) throws SQLException { |
462 | try { |
463 | debugCodeCall("getTime", columnLabel); |
464 | return get(columnLabel).getTime(); |
465 | } catch (Exception e) { |
466 | throw logAndConvert(e); |
467 | } |
468 | } |
469 | |
470 | /** |
471 | * Returns the value of the specified column as a java.sql.Timestamp. |
472 | * |
473 | * @param columnLabel the column label |
474 | * @return the value |
475 | * @throws SQLException if the column is not found or if the result set is |
476 | * closed |
477 | */ |
478 | @Override |
479 | public Timestamp getTimestamp(String columnLabel) throws SQLException { |
480 | try { |
481 | debugCodeCall("getTimestamp", columnLabel); |
482 | return get(columnLabel).getTimestamp(); |
483 | } catch (Exception e) { |
484 | throw logAndConvert(e); |
485 | } |
486 | } |
487 | |
488 | /** |
489 | * Returns a column value as a Java object. The data is |
490 | * de-serialized into a Java object (on the client side). |
491 | * |
492 | * @param columnIndex (1,2,...) |
493 | * @return the value or null |
494 | * @throws SQLException if the column is not found or if the result set is |
495 | * closed |
496 | */ |
497 | @Override |
498 | public Object getObject(int columnIndex) throws SQLException { |
499 | try { |
500 | debugCodeCall("getObject", columnIndex); |
501 | Value v = get(columnIndex); |
502 | return conn.convertToDefaultObject(v); |
503 | } catch (Exception e) { |
504 | throw logAndConvert(e); |
505 | } |
506 | } |
507 | |
508 | /** |
509 | * Returns a column value as a Java object. The data is |
510 | * de-serialized into a Java object (on the client side). |
511 | * |
512 | * @param columnLabel the column label |
513 | * @return the value or null |
514 | * @throws SQLException if the column is not found or if the result set is |
515 | * closed |
516 | */ |
517 | @Override |
518 | public Object getObject(String columnLabel) throws SQLException { |
519 | try { |
520 | debugCodeCall("getObject", columnLabel); |
521 | Value v = get(columnLabel); |
522 | return conn.convertToDefaultObject(v); |
523 | } catch (Exception e) { |
524 | throw logAndConvert(e); |
525 | } |
526 | } |
527 | |
528 | /** |
529 | * Returns the value of the specified column as a boolean. |
530 | * |
531 | * @param columnIndex (1,2,...) |
532 | * @return the value |
533 | * @throws SQLException if the column is not found or if the result set is |
534 | * closed |
535 | */ |
536 | @Override |
537 | public boolean getBoolean(int columnIndex) throws SQLException { |
538 | try { |
539 | debugCodeCall("getBoolean", columnIndex); |
540 | Boolean v = get(columnIndex).getBoolean(); |
541 | return v == null ? false : v.booleanValue(); |
542 | } catch (Exception e) { |
543 | throw logAndConvert(e); |
544 | } |
545 | } |
546 | |
547 | /** |
548 | * Returns the value of the specified column as a boolean. |
549 | * |
550 | * @param columnLabel the column label |
551 | * @return the value |
552 | * @throws SQLException if the column is not found or if the result set is |
553 | * closed |
554 | */ |
555 | @Override |
556 | public boolean getBoolean(String columnLabel) throws SQLException { |
557 | try { |
558 | debugCodeCall("getBoolean", columnLabel); |
559 | Boolean v = get(columnLabel).getBoolean(); |
560 | return v == null ? false : v.booleanValue(); |
561 | } catch (Exception e) { |
562 | throw logAndConvert(e); |
563 | } |
564 | } |
565 | |
566 | /** |
567 | * Returns the value of the specified column as a byte. |
568 | * |
569 | * @param columnIndex (1,2,...) |
570 | * @return the value |
571 | * @throws SQLException if the column is not found or if the result set is |
572 | * closed |
573 | */ |
574 | @Override |
575 | public byte getByte(int columnIndex) throws SQLException { |
576 | try { |
577 | debugCodeCall("getByte", columnIndex); |
578 | return get(columnIndex).getByte(); |
579 | } catch (Exception e) { |
580 | throw logAndConvert(e); |
581 | } |
582 | } |
583 | |
584 | /** |
585 | * Returns the value of the specified column as a byte. |
586 | * |
587 | * @param columnLabel the column label |
588 | * @return the value |
589 | * @throws SQLException if the column is not found or if the result set is |
590 | * closed |
591 | */ |
592 | @Override |
593 | public byte getByte(String columnLabel) throws SQLException { |
594 | try { |
595 | debugCodeCall("getByte", columnLabel); |
596 | return get(columnLabel).getByte(); |
597 | } catch (Exception e) { |
598 | throw logAndConvert(e); |
599 | } |
600 | } |
601 | |
602 | /** |
603 | * Returns the value of the specified column as a short. |
604 | * |
605 | * @param columnIndex (1,2,...) |
606 | * @return the value |
607 | * @throws SQLException if the column is not found or if the result set is |
608 | * closed |
609 | */ |
610 | @Override |
611 | public short getShort(int columnIndex) throws SQLException { |
612 | try { |
613 | debugCodeCall("getShort", columnIndex); |
614 | return get(columnIndex).getShort(); |
615 | } catch (Exception e) { |
616 | throw logAndConvert(e); |
617 | } |
618 | } |
619 | |
620 | /** |
621 | * Returns the value of the specified column as a short. |
622 | * |
623 | * @param columnLabel the column label |
624 | * @return the value |
625 | * @throws SQLException if the column is not found or if the result set is |
626 | * closed |
627 | */ |
628 | @Override |
629 | public short getShort(String columnLabel) throws SQLException { |
630 | try { |
631 | debugCodeCall("getShort", columnLabel); |
632 | return get(columnLabel).getShort(); |
633 | } catch (Exception e) { |
634 | throw logAndConvert(e); |
635 | } |
636 | } |
637 | |
638 | /** |
639 | * Returns the value of the specified column as a long. |
640 | * |
641 | * @param columnIndex (1,2,...) |
642 | * @return the value |
643 | * @throws SQLException if the column is not found or if the result set is |
644 | * closed |
645 | */ |
646 | @Override |
647 | public long getLong(int columnIndex) throws SQLException { |
648 | try { |
649 | debugCodeCall("getLong", columnIndex); |
650 | return get(columnIndex).getLong(); |
651 | } catch (Exception e) { |
652 | throw logAndConvert(e); |
653 | } |
654 | } |
655 | |
656 | /** |
657 | * Returns the value of the specified column as a long. |
658 | * |
659 | * @param columnLabel the column label |
660 | * @return the value |
661 | * @throws SQLException if the column is not found or if the result set is |
662 | * closed |
663 | */ |
664 | @Override |
665 | public long getLong(String columnLabel) throws SQLException { |
666 | try { |
667 | debugCodeCall("getLong", columnLabel); |
668 | return get(columnLabel).getLong(); |
669 | } catch (Exception e) { |
670 | throw logAndConvert(e); |
671 | } |
672 | } |
673 | |
674 | /** |
675 | * Returns the value of the specified column as a float. |
676 | * |
677 | * @param columnIndex (1,2,...) |
678 | * @return the value |
679 | * @throws SQLException if the column is not found or if the result set is |
680 | * closed |
681 | */ |
682 | @Override |
683 | public float getFloat(int columnIndex) throws SQLException { |
684 | try { |
685 | debugCodeCall("getFloat", columnIndex); |
686 | return get(columnIndex).getFloat(); |
687 | } catch (Exception e) { |
688 | throw logAndConvert(e); |
689 | } |
690 | } |
691 | |
692 | /** |
693 | * Returns the value of the specified column as a float. |
694 | * |
695 | * @param columnLabel the column label |
696 | * @return the value |
697 | * @throws SQLException if the column is not found or if the result set is |
698 | * closed |
699 | */ |
700 | @Override |
701 | public float getFloat(String columnLabel) throws SQLException { |
702 | try { |
703 | debugCodeCall("getFloat", columnLabel); |
704 | return get(columnLabel).getFloat(); |
705 | } catch (Exception e) { |
706 | throw logAndConvert(e); |
707 | } |
708 | } |
709 | |
710 | /** |
711 | * Returns the value of the specified column as a double. |
712 | * |
713 | * @param columnIndex (1,2,...) |
714 | * @return the value |
715 | * @throws SQLException if the column is not found or if the result set is |
716 | * closed |
717 | */ |
718 | @Override |
719 | public double getDouble(int columnIndex) throws SQLException { |
720 | try { |
721 | debugCodeCall("getDouble", columnIndex); |
722 | return get(columnIndex).getDouble(); |
723 | } catch (Exception e) { |
724 | throw logAndConvert(e); |
725 | } |
726 | } |
727 | |
728 | /** |
729 | * Returns the value of the specified column as a double. |
730 | * |
731 | * @param columnLabel the column label |
732 | * @return the value |
733 | * @throws SQLException if the column is not found or if the result set is |
734 | * closed |
735 | */ |
736 | @Override |
737 | public double getDouble(String columnLabel) throws SQLException { |
738 | try { |
739 | debugCodeCall("getDouble", columnLabel); |
740 | return get(columnLabel).getDouble(); |
741 | } catch (Exception e) { |
742 | throw logAndConvert(e); |
743 | } |
744 | } |
745 | |
746 | /** |
747 | * Returns the value of the specified column as a BigDecimal. |
748 | * |
749 | * @deprecated use {@link #getBigDecimal(String)} |
750 | * |
751 | * @param columnLabel the column label |
752 | * @param scale the scale of the returned value |
753 | * @return the value |
754 | * @throws SQLException if the column is not found or if the result set is |
755 | * closed |
756 | */ |
757 | @Override |
758 | public BigDecimal getBigDecimal(String columnLabel, int scale) |
759 | throws SQLException { |
760 | try { |
761 | if (isDebugEnabled()) { |
762 | debugCode("getBigDecimal(" + |
763 | StringUtils.quoteJavaString(columnLabel)+", "+scale+");"); |
764 | } |
765 | if (scale < 0) { |
766 | throw DbException.getInvalidValueException("scale", scale); |
767 | } |
768 | BigDecimal bd = get(columnLabel).getBigDecimal(); |
769 | return bd == null ? null : ValueDecimal.setScale(bd, scale); |
770 | } catch (Exception e) { |
771 | throw logAndConvert(e); |
772 | } |
773 | } |
774 | |
775 | /** |
776 | * Returns the value of the specified column as a BigDecimal. |
777 | * |
778 | * @deprecated use {@link #getBigDecimal(int)} |
779 | * |
780 | * @param columnIndex (1,2,...) |
781 | * @param scale the scale of the returned value |
782 | * @return the value |
783 | * @throws SQLException if the column is not found or if the result set is |
784 | * closed |
785 | */ |
786 | @Override |
787 | public BigDecimal getBigDecimal(int columnIndex, int scale) |
788 | throws SQLException { |
789 | try { |
790 | if (isDebugEnabled()) { |
791 | debugCode("getBigDecimal(" + columnIndex + ", " + scale + ");"); |
792 | } |
793 | if (scale < 0) { |
794 | throw DbException.getInvalidValueException("scale", scale); |
795 | } |
796 | BigDecimal bd = get(columnIndex).getBigDecimal(); |
797 | return bd == null ? null : ValueDecimal.setScale(bd, scale); |
798 | } catch (Exception e) { |
799 | throw logAndConvert(e); |
800 | } |
801 | } |
802 | |
803 | /** |
804 | * [Not supported] |
805 | * @deprecated since JDBC 2.0, use getCharacterStream |
806 | */ |
807 | @Override |
808 | public InputStream getUnicodeStream(int columnIndex) throws SQLException { |
809 | throw unsupported("unicodeStream"); |
810 | } |
811 | |
812 | /** |
813 | * [Not supported] |
814 | * @deprecated since JDBC 2.0, use setCharacterStream |
815 | */ |
816 | @Override |
817 | public InputStream getUnicodeStream(String columnLabel) throws SQLException { |
818 | throw unsupported("unicodeStream"); |
819 | } |
820 | |
821 | /** |
822 | * [Not supported] Gets a column as a object using the specified type |
823 | * mapping. |
824 | */ |
825 | @Override |
826 | public Object getObject(int columnIndex, Map<String, Class<?>> map) |
827 | throws SQLException { |
828 | throw unsupported("map"); |
829 | } |
830 | |
831 | /** |
832 | * [Not supported] Gets a column as a object using the specified type |
833 | * mapping. |
834 | */ |
835 | @Override |
836 | public Object getObject(String columnLabel, Map<String, Class<?>> map) |
837 | throws SQLException { |
838 | throw unsupported("map"); |
839 | } |
840 | |
841 | /** |
842 | * [Not supported] Gets a column as a reference. |
843 | */ |
844 | @Override |
845 | public Ref getRef(int columnIndex) throws SQLException { |
846 | throw unsupported("ref"); |
847 | } |
848 | |
849 | /** |
850 | * [Not supported] Gets a column as a reference. |
851 | */ |
852 | @Override |
853 | public Ref getRef(String columnLabel) throws SQLException { |
854 | throw unsupported("ref"); |
855 | } |
856 | |
857 | /** |
858 | * Returns the value of the specified column as a java.sql.Date using a |
859 | * specified time zone. |
860 | * |
861 | * @param columnIndex (1,2,...) |
862 | * @param calendar the calendar |
863 | * @return the value |
864 | * @throws SQLException if the column is not found or if the result set is |
865 | * closed |
866 | */ |
867 | @Override |
868 | public Date getDate(int columnIndex, Calendar calendar) throws SQLException { |
869 | try { |
870 | if (isDebugEnabled()) { |
871 | debugCode("getDate(" + columnIndex + ", calendar)"); |
872 | } |
873 | return DateTimeUtils.convertDate(get(columnIndex), calendar); |
874 | } catch (Exception e) { |
875 | throw logAndConvert(e); |
876 | } |
877 | } |
878 | |
879 | /** |
880 | * Returns the value of the specified column as a java.sql.Date using a |
881 | * specified time zone. |
882 | * |
883 | * @param columnLabel the column label |
884 | * @param calendar the calendar |
885 | * @return the value |
886 | * @throws SQLException if the column is not found or if the result set is |
887 | * closed |
888 | */ |
889 | @Override |
890 | public Date getDate(String columnLabel, Calendar calendar) |
891 | throws SQLException { |
892 | try { |
893 | if (isDebugEnabled()) { |
894 | debugCode("getDate(" + |
895 | StringUtils.quoteJavaString(columnLabel) + |
896 | ", calendar)"); |
897 | } |
898 | return DateTimeUtils.convertDate(get(columnLabel), calendar); |
899 | } catch (Exception e) { |
900 | throw logAndConvert(e); |
901 | } |
902 | } |
903 | |
904 | /** |
905 | * Returns the value of the specified column as a java.sql.Time using a |
906 | * specified time zone. |
907 | * |
908 | * @param columnIndex (1,2,...) |
909 | * @param calendar the calendar |
910 | * @return the value |
911 | * @throws SQLException if the column is not found or if the result set is |
912 | * closed |
913 | */ |
914 | @Override |
915 | public Time getTime(int columnIndex, Calendar calendar) throws SQLException { |
916 | try { |
917 | if (isDebugEnabled()) { |
918 | debugCode("getTime(" + columnIndex + ", calendar)"); |
919 | } |
920 | return DateTimeUtils.convertTime(get(columnIndex), calendar); |
921 | } catch (Exception e) { |
922 | throw logAndConvert(e); |
923 | } |
924 | } |
925 | |
926 | /** |
927 | * Returns the value of the specified column as a java.sql.Time using a |
928 | * specified time zone. |
929 | * |
930 | * @param columnLabel the column label |
931 | * @param calendar the calendar |
932 | * @return the value |
933 | * @throws SQLException if the column is not found or if the result set is |
934 | * closed |
935 | */ |
936 | @Override |
937 | public Time getTime(String columnLabel, Calendar calendar) |
938 | throws SQLException { |
939 | try { |
940 | if (isDebugEnabled()) { |
941 | debugCode("getTime(" + |
942 | StringUtils.quoteJavaString(columnLabel) + |
943 | ", calendar)"); |
944 | } |
945 | return DateTimeUtils.convertTime(get(columnLabel), calendar); |
946 | } catch (Exception e) { |
947 | throw logAndConvert(e); |
948 | } |
949 | } |
950 | |
951 | /** |
952 | * Returns the value of the specified column as a java.sql.Timestamp using a |
953 | * specified time zone. |
954 | * |
955 | * @param columnIndex (1,2,...) |
956 | * @param calendar the calendar |
957 | * @return the value |
958 | * @throws SQLException if the column is not found or if the result set is |
959 | * closed |
960 | */ |
961 | @Override |
962 | public Timestamp getTimestamp(int columnIndex, Calendar calendar) |
963 | throws SQLException { |
964 | try { |
965 | if (isDebugEnabled()) { |
966 | debugCode("getTimestamp(" + columnIndex + ", calendar)"); |
967 | } |
968 | Value value = get(columnIndex); |
969 | return DateTimeUtils.convertTimestamp(value, calendar); |
970 | } catch (Exception e) { |
971 | throw logAndConvert(e); |
972 | } |
973 | } |
974 | |
975 | /** |
976 | * Returns the value of the specified column as a java.sql.Timestamp. |
977 | * |
978 | * @param columnLabel the column label |
979 | * @param calendar the calendar |
980 | * @return the value |
981 | * @throws SQLException if the column is not found or if the result set is |
982 | * closed |
983 | */ |
984 | @Override |
985 | public Timestamp getTimestamp(String columnLabel, Calendar calendar) |
986 | throws SQLException { |
987 | try { |
988 | if (isDebugEnabled()) { |
989 | debugCode("getTimestamp(" + |
990 | StringUtils.quoteJavaString(columnLabel) + |
991 | ", calendar)"); |
992 | } |
993 | Value value = get(columnLabel); |
994 | return DateTimeUtils.convertTimestamp(value, calendar); |
995 | } catch (Exception e) { |
996 | throw logAndConvert(e); |
997 | } |
998 | } |
999 | |
1000 | /** |
1001 | * Returns the value of the specified column as a Blob. |
1002 | * |
1003 | * @param columnIndex (1,2,...) |
1004 | * @return the value |
1005 | * @throws SQLException if the column is not found or if the result set is |
1006 | * closed |
1007 | */ |
1008 | @Override |
1009 | public Blob getBlob(int columnIndex) throws SQLException { |
1010 | try { |
1011 | int id = getNextId(TraceObject.BLOB); |
1012 | debugCodeAssign("Blob", TraceObject.BLOB, |
1013 | id, "getBlob(" + columnIndex + ")"); |
1014 | Value v = get(columnIndex); |
1015 | return v == ValueNull.INSTANCE ? null : new JdbcBlob(conn, v, id); |
1016 | } catch (Exception e) { |
1017 | throw logAndConvert(e); |
1018 | } |
1019 | } |
1020 | |
1021 | /** |
1022 | * Returns the value of the specified column as a Blob. |
1023 | * |
1024 | * @param columnLabel the column label |
1025 | * @return the value |
1026 | * @throws SQLException if the column is not found or if the result set is |
1027 | * closed |
1028 | */ |
1029 | @Override |
1030 | public Blob getBlob(String columnLabel) throws SQLException { |
1031 | try { |
1032 | int id = getNextId(TraceObject.BLOB); |
1033 | debugCodeAssign("Blob", TraceObject.BLOB, |
1034 | id, "getBlob(" + quote(columnLabel) + ")"); |
1035 | Value v = get(columnLabel); |
1036 | return v == ValueNull.INSTANCE ? null : new JdbcBlob(conn, v, id); |
1037 | } catch (Exception e) { |
1038 | throw logAndConvert(e); |
1039 | } |
1040 | } |
1041 | |
1042 | /** |
1043 | * Returns the value of the specified column as a byte array. |
1044 | * |
1045 | * @param columnIndex (1,2,...) |
1046 | * @return the value |
1047 | * @throws SQLException if the column is not found or if the result set is |
1048 | * closed |
1049 | */ |
1050 | @Override |
1051 | public byte[] getBytes(int columnIndex) throws SQLException { |
1052 | try { |
1053 | debugCodeCall("getBytes", columnIndex); |
1054 | return get(columnIndex).getBytes(); |
1055 | } catch (Exception e) { |
1056 | throw logAndConvert(e); |
1057 | } |
1058 | } |
1059 | |
1060 | /** |
1061 | * Returns the value of the specified column as a byte array. |
1062 | * |
1063 | * @param columnLabel the column label |
1064 | * @return the value |
1065 | * @throws SQLException if the column is not found or if the result set is |
1066 | * closed |
1067 | */ |
1068 | @Override |
1069 | public byte[] getBytes(String columnLabel) throws SQLException { |
1070 | try { |
1071 | debugCodeCall("getBytes", columnLabel); |
1072 | return get(columnLabel).getBytes(); |
1073 | } catch (Exception e) { |
1074 | throw logAndConvert(e); |
1075 | } |
1076 | } |
1077 | |
1078 | /** |
1079 | * Returns the value of the specified column as an input stream. |
1080 | * |
1081 | * @param columnIndex (1,2,...) |
1082 | * @return the value |
1083 | * @throws SQLException if the column is not found or if the result set is |
1084 | * closed |
1085 | */ |
1086 | @Override |
1087 | public InputStream getBinaryStream(int columnIndex) throws SQLException { |
1088 | try { |
1089 | debugCodeCall("getBinaryStream", columnIndex); |
1090 | return get(columnIndex).getInputStream(); |
1091 | } catch (Exception e) { |
1092 | throw logAndConvert(e); |
1093 | } |
1094 | } |
1095 | |
1096 | /** |
1097 | * Returns the value of the specified column as an input stream. |
1098 | * |
1099 | * @param columnLabel the column label |
1100 | * @return the value |
1101 | * @throws SQLException if the column is not found or if the result set is |
1102 | * closed |
1103 | */ |
1104 | @Override |
1105 | public InputStream getBinaryStream(String columnLabel) throws SQLException { |
1106 | try { |
1107 | debugCodeCall("getBinaryStream", columnLabel); |
1108 | return get(columnLabel).getInputStream(); |
1109 | } catch (Exception e) { |
1110 | throw logAndConvert(e); |
1111 | } |
1112 | } |
1113 | |
1114 | |
1115 | /** |
1116 | * Returns the value of the specified column as a Clob. |
1117 | * |
1118 | * @param columnIndex (1,2,...) |
1119 | * @return the value |
1120 | * @throws SQLException if the column is not found or if the result set is |
1121 | * closed |
1122 | */ |
1123 | @Override |
1124 | public Clob getClob(int columnIndex) throws SQLException { |
1125 | try { |
1126 | int id = getNextId(TraceObject.CLOB); |
1127 | debugCodeAssign("Clob", TraceObject.CLOB, id, "getClob(" + columnIndex + ")"); |
1128 | Value v = get(columnIndex); |
1129 | return v == ValueNull.INSTANCE ? null : new JdbcClob(conn, v, id); |
1130 | } catch (Exception e) { |
1131 | throw logAndConvert(e); |
1132 | } |
1133 | } |
1134 | |
1135 | /** |
1136 | * Returns the value of the specified column as a Clob. |
1137 | * |
1138 | * @param columnLabel the column label |
1139 | * @return the value |
1140 | * @throws SQLException if the column is not found or if the result set is |
1141 | * closed |
1142 | */ |
1143 | @Override |
1144 | public Clob getClob(String columnLabel) throws SQLException { |
1145 | try { |
1146 | int id = getNextId(TraceObject.CLOB); |
1147 | debugCodeAssign("Clob", TraceObject.CLOB, id, "getClob(" + |
1148 | quote(columnLabel) + ")"); |
1149 | Value v = get(columnLabel); |
1150 | return v == ValueNull.INSTANCE ? null : new JdbcClob(conn, v, id); |
1151 | } catch (Exception e) { |
1152 | throw logAndConvert(e); |
1153 | } |
1154 | } |
1155 | |
1156 | /** |
1157 | * Returns the value of the specified column as an Array. |
1158 | * |
1159 | * @param columnIndex (1,2,...) |
1160 | * @return the value |
1161 | * @throws SQLException if the column is not found or if the result set is |
1162 | * closed |
1163 | */ |
1164 | @Override |
1165 | public Array getArray(int columnIndex) throws SQLException { |
1166 | try { |
1167 | int id = getNextId(TraceObject.ARRAY); |
1168 | debugCodeAssign("Clob", TraceObject.ARRAY, id, "getArray(" + columnIndex + ")"); |
1169 | Value v = get(columnIndex); |
1170 | return v == ValueNull.INSTANCE ? null : new JdbcArray(conn, v, id); |
1171 | } catch (Exception e) { |
1172 | throw logAndConvert(e); |
1173 | } |
1174 | } |
1175 | |
1176 | /** |
1177 | * Returns the value of the specified column as an Array. |
1178 | * |
1179 | * @param columnLabel the column label |
1180 | * @return the value |
1181 | * @throws SQLException if the column is not found or if the result set is |
1182 | * closed |
1183 | */ |
1184 | @Override |
1185 | public Array getArray(String columnLabel) throws SQLException { |
1186 | try { |
1187 | int id = getNextId(TraceObject.ARRAY); |
1188 | debugCodeAssign("Clob", TraceObject.ARRAY, id, "getArray(" + |
1189 | quote(columnLabel) + ")"); |
1190 | Value v = get(columnLabel); |
1191 | return v == ValueNull.INSTANCE ? null : new JdbcArray(conn, v, id); |
1192 | } catch (Exception e) { |
1193 | throw logAndConvert(e); |
1194 | } |
1195 | } |
1196 | |
1197 | /** |
1198 | * Returns the value of the specified column as an input stream. |
1199 | * |
1200 | * @param columnIndex (1,2,...) |
1201 | * @return the value |
1202 | * @throws SQLException if the column is not found or if the result set is |
1203 | * closed |
1204 | */ |
1205 | @Override |
1206 | public InputStream getAsciiStream(int columnIndex) throws SQLException { |
1207 | try { |
1208 | debugCodeCall("getAsciiStream", columnIndex); |
1209 | String s = get(columnIndex).getString(); |
1210 | return s == null ? null : IOUtils.getInputStreamFromString(s); |
1211 | } catch (Exception e) { |
1212 | throw logAndConvert(e); |
1213 | } |
1214 | } |
1215 | |
1216 | /** |
1217 | * Returns the value of the specified column as an input stream. |
1218 | * |
1219 | * @param columnLabel the column label |
1220 | * @return the value |
1221 | * @throws SQLException if the column is not found or if the result set is |
1222 | * closed |
1223 | */ |
1224 | @Override |
1225 | public InputStream getAsciiStream(String columnLabel) throws SQLException { |
1226 | try { |
1227 | debugCodeCall("getAsciiStream", columnLabel); |
1228 | String s = get(columnLabel).getString(); |
1229 | return IOUtils.getInputStreamFromString(s); |
1230 | } catch (Exception e) { |
1231 | throw logAndConvert(e); |
1232 | } |
1233 | } |
1234 | |
1235 | /** |
1236 | * Returns the value of the specified column as a reader. |
1237 | * |
1238 | * @param columnIndex (1,2,...) |
1239 | * @return the value |
1240 | * @throws SQLException if the column is not found or if the result set is |
1241 | * closed |
1242 | */ |
1243 | @Override |
1244 | public Reader getCharacterStream(int columnIndex) throws SQLException { |
1245 | try { |
1246 | debugCodeCall("getCharacterStream", columnIndex); |
1247 | return get(columnIndex).getReader(); |
1248 | } catch (Exception e) { |
1249 | throw logAndConvert(e); |
1250 | } |
1251 | } |
1252 | |
1253 | /** |
1254 | * Returns the value of the specified column as a reader. |
1255 | * |
1256 | * @param columnLabel the column label |
1257 | * @return the value |
1258 | * @throws SQLException if the column is not found or if the result set is |
1259 | * closed |
1260 | */ |
1261 | @Override |
1262 | public Reader getCharacterStream(String columnLabel) throws SQLException { |
1263 | try { |
1264 | debugCodeCall("getCharacterStream", columnLabel); |
1265 | return get(columnLabel).getReader(); |
1266 | } catch (Exception e) { |
1267 | throw logAndConvert(e); |
1268 | } |
1269 | } |
1270 | |
1271 | /** |
1272 | * [Not supported] |
1273 | */ |
1274 | @Override |
1275 | public URL getURL(int columnIndex) throws SQLException { |
1276 | throw unsupported("url"); |
1277 | } |
1278 | |
1279 | /** |
1280 | * [Not supported] |
1281 | */ |
1282 | @Override |
1283 | public URL getURL(String columnLabel) throws SQLException { |
1284 | throw unsupported("url"); |
1285 | } |
1286 | |
1287 | // ============================================================= |
1288 | |
1289 | /** |
1290 | * Updates a column in the current or insert row. |
1291 | * |
1292 | * @param columnIndex (1,2,...) |
1293 | * @throws SQLException if the result set is closed or not updatable |
1294 | */ |
1295 | @Override |
1296 | public void updateNull(int columnIndex) throws SQLException { |
1297 | try { |
1298 | debugCodeCall("updateNull", columnIndex); |
1299 | update(columnIndex, ValueNull.INSTANCE); |
1300 | } catch (Exception e) { |
1301 | throw logAndConvert(e); |
1302 | } |
1303 | } |
1304 | |
1305 | /** |
1306 | * Updates a column in the current or insert row. |
1307 | * |
1308 | * @param columnLabel the column label |
1309 | * @throws SQLException if the result set is closed or not updatable |
1310 | */ |
1311 | @Override |
1312 | public void updateNull(String columnLabel) throws SQLException { |
1313 | try { |
1314 | debugCodeCall("updateNull", columnLabel); |
1315 | update(columnLabel, ValueNull.INSTANCE); |
1316 | } catch (Exception e) { |
1317 | throw logAndConvert(e); |
1318 | } |
1319 | } |
1320 | |
1321 | /** |
1322 | * Updates a column in the current or insert row. |
1323 | * |
1324 | * @param columnIndex (1,2,...) |
1325 | * @param x the value |
1326 | * @throws SQLException if the result set is closed or not updatable |
1327 | */ |
1328 | @Override |
1329 | public void updateBoolean(int columnIndex, boolean x) throws SQLException { |
1330 | try { |
1331 | if (isDebugEnabled()) { |
1332 | debugCode("updateBoolean("+columnIndex+", "+x+");"); |
1333 | } |
1334 | update(columnIndex, ValueBoolean.get(x)); |
1335 | } catch (Exception e) { |
1336 | throw logAndConvert(e); |
1337 | } |
1338 | } |
1339 | |
1340 | /** |
1341 | * Updates a column in the current or insert row. |
1342 | * |
1343 | * @param columnLabel the column label |
1344 | * @param x the value |
1345 | * @throws SQLException if result set is closed or not updatable |
1346 | */ |
1347 | @Override |
1348 | public void updateBoolean(String columnLabel, boolean x) |
1349 | throws SQLException { |
1350 | try { |
1351 | if (isDebugEnabled()) { |
1352 | debugCode("updateBoolean("+quote(columnLabel)+", "+x+");"); |
1353 | } |
1354 | update(columnLabel, ValueBoolean.get(x)); |
1355 | } catch (Exception e) { |
1356 | throw logAndConvert(e); |
1357 | } |
1358 | } |
1359 | |
1360 | /** |
1361 | * Updates a column in the current or insert row. |
1362 | * |
1363 | * @param columnIndex (1,2,...) |
1364 | * @param x the value |
1365 | * @throws SQLException if the result set is closed or not updatable |
1366 | */ |
1367 | @Override |
1368 | public void updateByte(int columnIndex, byte x) throws SQLException { |
1369 | try { |
1370 | if (isDebugEnabled()) { |
1371 | debugCode("updateByte("+columnIndex+", "+x+");"); |
1372 | } |
1373 | update(columnIndex, ValueByte.get(x)); |
1374 | } catch (Exception e) { |
1375 | throw logAndConvert(e); |
1376 | } |
1377 | } |
1378 | |
1379 | /** |
1380 | * Updates a column in the current or insert row. |
1381 | * |
1382 | * @param columnLabel the column label |
1383 | * @param x the value |
1384 | * @throws SQLException if the result set is closed or not updatable |
1385 | */ |
1386 | @Override |
1387 | public void updateByte(String columnLabel, byte x) throws SQLException { |
1388 | try { |
1389 | if (isDebugEnabled()) { |
1390 | debugCode("updateByte("+columnLabel+", "+x+");"); |
1391 | } |
1392 | update(columnLabel, ValueByte.get(x)); |
1393 | } catch (Exception e) { |
1394 | throw logAndConvert(e); |
1395 | } |
1396 | } |
1397 | |
1398 | /** |
1399 | * Updates a column in the current or insert row. |
1400 | * |
1401 | * @param columnIndex (1,2,...) |
1402 | * @param x the value |
1403 | * @throws SQLException if the result set is closed or not updatable |
1404 | */ |
1405 | @Override |
1406 | public void updateBytes(int columnIndex, byte[] x) throws SQLException { |
1407 | try { |
1408 | if (isDebugEnabled()) { |
1409 | debugCode("updateBytes("+columnIndex+", x);"); |
1410 | } |
1411 | update(columnIndex, x == null ? (Value) ValueNull.INSTANCE : ValueBytes.get(x)); |
1412 | } catch (Exception e) { |
1413 | throw logAndConvert(e); |
1414 | } |
1415 | } |
1416 | |
1417 | /** |
1418 | * Updates a column in the current or insert row. |
1419 | * |
1420 | * @param columnLabel the column label |
1421 | * @param x the value |
1422 | * @throws SQLException if the result set is closed or not updatable |
1423 | */ |
1424 | @Override |
1425 | public void updateBytes(String columnLabel, byte[] x) throws SQLException { |
1426 | try { |
1427 | if (isDebugEnabled()) { |
1428 | debugCode("updateBytes("+quote(columnLabel)+", x);"); |
1429 | } |
1430 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE : ValueBytes.get(x)); |
1431 | } catch (Exception e) { |
1432 | throw logAndConvert(e); |
1433 | } |
1434 | } |
1435 | |
1436 | /** |
1437 | * Updates a column in the current or insert row. |
1438 | * |
1439 | * @param columnIndex (1,2,...) |
1440 | * @param x the value |
1441 | * @throws SQLException if the result set is closed or not updatable |
1442 | */ |
1443 | @Override |
1444 | public void updateShort(int columnIndex, short x) throws SQLException { |
1445 | try { |
1446 | if (isDebugEnabled()) { |
1447 | debugCode("updateShort("+columnIndex+", (short) "+x+");"); |
1448 | } |
1449 | update(columnIndex, ValueShort.get(x)); |
1450 | } catch (Exception e) { |
1451 | throw logAndConvert(e); |
1452 | } |
1453 | } |
1454 | |
1455 | /** |
1456 | * Updates a column in the current or insert row. |
1457 | * |
1458 | * @param columnLabel the column label |
1459 | * @param x the value |
1460 | * @throws SQLException if the result set is closed or not updatable |
1461 | */ |
1462 | @Override |
1463 | public void updateShort(String columnLabel, short x) throws SQLException { |
1464 | try { |
1465 | if (isDebugEnabled()) { |
1466 | debugCode("updateShort("+quote(columnLabel)+", (short) "+x+");"); |
1467 | } |
1468 | update(columnLabel, ValueShort.get(x)); |
1469 | } catch (Exception e) { |
1470 | throw logAndConvert(e); |
1471 | } |
1472 | } |
1473 | |
1474 | /** |
1475 | * Updates a column in the current or insert row. |
1476 | * |
1477 | * @param columnIndex (1,2,...) |
1478 | * @param x the value |
1479 | * @throws SQLException if the result set is closed or not updatable |
1480 | */ |
1481 | @Override |
1482 | public void updateInt(int columnIndex, int x) throws SQLException { |
1483 | try { |
1484 | if (isDebugEnabled()) { |
1485 | debugCode("updateInt("+columnIndex+", "+x+");"); |
1486 | } |
1487 | update(columnIndex, ValueInt.get(x)); |
1488 | } catch (Exception e) { |
1489 | throw logAndConvert(e); |
1490 | } |
1491 | } |
1492 | |
1493 | /** |
1494 | * Updates a column in the current or insert row. |
1495 | * |
1496 | * @param columnLabel the column label |
1497 | * @param x the value |
1498 | * @throws SQLException if the result set is closed or not updatable |
1499 | */ |
1500 | @Override |
1501 | public void updateInt(String columnLabel, int x) throws SQLException { |
1502 | try { |
1503 | if (isDebugEnabled()) { |
1504 | debugCode("updateInt("+quote(columnLabel)+", "+x+");"); |
1505 | } |
1506 | update(columnLabel, ValueInt.get(x)); |
1507 | } catch (Exception e) { |
1508 | throw logAndConvert(e); |
1509 | } |
1510 | } |
1511 | |
1512 | /** |
1513 | * Updates a column in the current or insert row. |
1514 | * |
1515 | * @param columnIndex (1,2,...) |
1516 | * @param x the value |
1517 | * @throws SQLException if the result set is closed or not updatable |
1518 | */ |
1519 | @Override |
1520 | public void updateLong(int columnIndex, long x) throws SQLException { |
1521 | try { |
1522 | if (isDebugEnabled()) { |
1523 | debugCode("updateLong("+columnIndex+", "+x+"L);"); |
1524 | } |
1525 | update(columnIndex, ValueLong.get(x)); |
1526 | } catch (Exception e) { |
1527 | throw logAndConvert(e); |
1528 | } |
1529 | } |
1530 | |
1531 | /** |
1532 | * Updates a column in the current or insert row. |
1533 | * |
1534 | * @param columnLabel the column label |
1535 | * @param x the value |
1536 | * @throws SQLException if the result set is closed or not updatable |
1537 | */ |
1538 | @Override |
1539 | public void updateLong(String columnLabel, long x) throws SQLException { |
1540 | try { |
1541 | if (isDebugEnabled()) { |
1542 | debugCode("updateLong("+quote(columnLabel)+", "+x+"L);"); |
1543 | } |
1544 | update(columnLabel, ValueLong.get(x)); |
1545 | } catch (Exception e) { |
1546 | throw logAndConvert(e); |
1547 | } |
1548 | } |
1549 | |
1550 | /** |
1551 | * Updates a column in the current or insert row. |
1552 | * |
1553 | * @param columnIndex (1,2,...) |
1554 | * @param x the value |
1555 | * @throws SQLException if the result set is closed or not updatable |
1556 | */ |
1557 | @Override |
1558 | public void updateFloat(int columnIndex, float x) throws SQLException { |
1559 | try { |
1560 | if (isDebugEnabled()) { |
1561 | debugCode("updateFloat("+columnIndex+", "+x+"f);"); |
1562 | } |
1563 | update(columnIndex, ValueFloat.get(x)); |
1564 | } catch (Exception e) { |
1565 | throw logAndConvert(e); |
1566 | } |
1567 | } |
1568 | |
1569 | /** |
1570 | * Updates a column in the current or insert row. |
1571 | * |
1572 | * @param columnLabel the column label |
1573 | * @param x the value |
1574 | * @throws SQLException if the result set is closed or not updatable |
1575 | */ |
1576 | @Override |
1577 | public void updateFloat(String columnLabel, float x) throws SQLException { |
1578 | try { |
1579 | if (isDebugEnabled()) { |
1580 | debugCode("updateFloat("+quote(columnLabel)+", "+x+"f);"); |
1581 | } |
1582 | update(columnLabel, ValueFloat.get(x)); |
1583 | } catch (Exception e) { |
1584 | throw logAndConvert(e); |
1585 | } |
1586 | } |
1587 | |
1588 | /** |
1589 | * Updates a column in the current or insert row. |
1590 | * |
1591 | * @param columnIndex (1,2,...) |
1592 | * @param x the value |
1593 | * @throws SQLException if the result set is closed or not updatable |
1594 | */ |
1595 | @Override |
1596 | public void updateDouble(int columnIndex, double x) throws SQLException { |
1597 | try { |
1598 | if (isDebugEnabled()) { |
1599 | debugCode("updateDouble("+columnIndex+", "+x+"d);"); |
1600 | } |
1601 | update(columnIndex, ValueDouble.get(x)); |
1602 | } catch (Exception e) { |
1603 | throw logAndConvert(e); |
1604 | } |
1605 | } |
1606 | |
1607 | /** |
1608 | * Updates a column in the current or insert row. |
1609 | * |
1610 | * @param columnLabel the column label |
1611 | * @param x the value |
1612 | * @throws SQLException if the result set is closed or not updatable |
1613 | */ |
1614 | @Override |
1615 | public void updateDouble(String columnLabel, double x) throws SQLException { |
1616 | try { |
1617 | if (isDebugEnabled()) { |
1618 | debugCode("updateDouble("+quote(columnLabel)+", "+x+"d);"); |
1619 | } |
1620 | update(columnLabel, ValueDouble.get(x)); |
1621 | } catch (Exception e) { |
1622 | throw logAndConvert(e); |
1623 | } |
1624 | } |
1625 | |
1626 | /** |
1627 | * Updates a column in the current or insert row. |
1628 | * |
1629 | * @param columnIndex (1,2,...) |
1630 | * @param x the value |
1631 | * @throws SQLException if the result set is closed or not updatable |
1632 | */ |
1633 | @Override |
1634 | public void updateBigDecimal(int columnIndex, BigDecimal x) |
1635 | throws SQLException { |
1636 | try { |
1637 | if (isDebugEnabled()) { |
1638 | debugCode("updateBigDecimal("+columnIndex+", " + quoteBigDecimal(x) + ");"); |
1639 | } |
1640 | update(columnIndex, x == null ? (Value) ValueNull.INSTANCE |
1641 | : ValueDecimal.get(x)); |
1642 | } catch (Exception e) { |
1643 | throw logAndConvert(e); |
1644 | } |
1645 | } |
1646 | |
1647 | /** |
1648 | * Updates a column in the current or insert row. |
1649 | * |
1650 | * @param columnLabel the column label |
1651 | * @param x the value |
1652 | * @throws SQLException if the result set is closed or not updatable |
1653 | */ |
1654 | @Override |
1655 | public void updateBigDecimal(String columnLabel, BigDecimal x) |
1656 | throws SQLException { |
1657 | try { |
1658 | if (isDebugEnabled()) { |
1659 | debugCode("updateBigDecimal(" + quote(columnLabel) + ", " + |
1660 | quoteBigDecimal(x) + ");"); |
1661 | } |
1662 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE |
1663 | : ValueDecimal.get(x)); |
1664 | } catch (Exception e) { |
1665 | throw logAndConvert(e); |
1666 | } |
1667 | } |
1668 | |
1669 | /** |
1670 | * Updates a column in the current or insert row. |
1671 | * |
1672 | * @param columnIndex (1,2,...) |
1673 | * @param x the value |
1674 | * @throws SQLException if the result set is closed or not updatable |
1675 | */ |
1676 | @Override |
1677 | public void updateString(int columnIndex, String x) throws SQLException { |
1678 | try { |
1679 | if (isDebugEnabled()) { |
1680 | debugCode("updateString("+columnIndex+", "+quote(x)+");"); |
1681 | } |
1682 | update(columnIndex, x == null ? (Value) ValueNull.INSTANCE |
1683 | : ValueString.get(x)); |
1684 | } catch (Exception e) { |
1685 | throw logAndConvert(e); |
1686 | } |
1687 | } |
1688 | |
1689 | /** |
1690 | * Updates a column in the current or insert row. |
1691 | * |
1692 | * @param columnLabel the column label |
1693 | * @param x the value |
1694 | * @throws SQLException if the result set is closed or not updatable |
1695 | */ |
1696 | @Override |
1697 | public void updateString(String columnLabel, String x) throws SQLException { |
1698 | try { |
1699 | if (isDebugEnabled()) { |
1700 | debugCode("updateString("+quote(columnLabel)+", "+quote(x)+");"); |
1701 | } |
1702 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE |
1703 | : ValueString.get(x)); |
1704 | } catch (Exception e) { |
1705 | throw logAndConvert(e); |
1706 | } |
1707 | } |
1708 | |
1709 | /** |
1710 | * Updates a column in the current or insert row. |
1711 | * |
1712 | * @param columnIndex (1,2,...) |
1713 | * @param x the value |
1714 | * @throws SQLException if the result set is closed or not updatable |
1715 | */ |
1716 | @Override |
1717 | public void updateDate(int columnIndex, Date x) throws SQLException { |
1718 | try { |
1719 | if (isDebugEnabled()) { |
1720 | debugCode("updateDate("+columnIndex+", x);"); |
1721 | } |
1722 | update(columnIndex, x == null ? (Value) ValueNull.INSTANCE : ValueDate.get(x)); |
1723 | } catch (Exception e) { |
1724 | throw logAndConvert(e); |
1725 | } |
1726 | } |
1727 | |
1728 | /** |
1729 | * Updates a column in the current or insert row. |
1730 | * |
1731 | * @param columnLabel the column label |
1732 | * @param x the value |
1733 | * @throws SQLException if the result set is closed or not updatable |
1734 | */ |
1735 | @Override |
1736 | public void updateDate(String columnLabel, Date x) throws SQLException { |
1737 | try { |
1738 | if (isDebugEnabled()) { |
1739 | debugCode("updateDate("+quote(columnLabel)+", x);"); |
1740 | } |
1741 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE : ValueDate.get(x)); |
1742 | } catch (Exception e) { |
1743 | throw logAndConvert(e); |
1744 | } |
1745 | } |
1746 | |
1747 | /** |
1748 | * Updates a column in the current or insert row. |
1749 | * |
1750 | * @param columnIndex (1,2,...) |
1751 | * @param x the value |
1752 | * @throws SQLException if the result set is closed or not updatable |
1753 | */ |
1754 | @Override |
1755 | public void updateTime(int columnIndex, Time x) throws SQLException { |
1756 | try { |
1757 | if (isDebugEnabled()) { |
1758 | debugCode("updateTime("+columnIndex+", x);"); |
1759 | } |
1760 | update(columnIndex, x == null ? (Value) ValueNull.INSTANCE : ValueTime.get(x)); |
1761 | } catch (Exception e) { |
1762 | throw logAndConvert(e); |
1763 | } |
1764 | } |
1765 | |
1766 | /** |
1767 | * Updates a column in the current or insert row. |
1768 | * |
1769 | * @param columnLabel the column label |
1770 | * @param x the value |
1771 | * @throws SQLException if the result set is closed or not updatable |
1772 | */ |
1773 | @Override |
1774 | public void updateTime(String columnLabel, Time x) throws SQLException { |
1775 | try { |
1776 | if (isDebugEnabled()) { |
1777 | debugCode("updateTime("+quote(columnLabel)+", x);"); |
1778 | } |
1779 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE : ValueTime.get(x)); |
1780 | } catch (Exception e) { |
1781 | throw logAndConvert(e); |
1782 | } |
1783 | } |
1784 | |
1785 | /** |
1786 | * Updates a column in the current or insert row. |
1787 | * |
1788 | * @param columnIndex (1,2,...) |
1789 | * @param x the value |
1790 | * @throws SQLException if the result set is closed or not updatable |
1791 | */ |
1792 | @Override |
1793 | public void updateTimestamp(int columnIndex, Timestamp x) |
1794 | throws SQLException { |
1795 | try { |
1796 | if (isDebugEnabled()) { |
1797 | debugCode("updateTimestamp("+columnIndex+", x);"); |
1798 | } |
1799 | update(columnIndex, x == null ? (Value) ValueNull.INSTANCE |
1800 | : ValueTimestamp.get(x)); |
1801 | } catch (Exception e) { |
1802 | throw logAndConvert(e); |
1803 | } |
1804 | } |
1805 | |
1806 | /** |
1807 | * Updates a column in the current or insert row. |
1808 | * |
1809 | * @param columnLabel the column label |
1810 | * @param x the value |
1811 | * @throws SQLException if the result set is closed or not updatable |
1812 | */ |
1813 | @Override |
1814 | public void updateTimestamp(String columnLabel, Timestamp x) |
1815 | throws SQLException { |
1816 | try { |
1817 | if (isDebugEnabled()) { |
1818 | debugCode("updateTimestamp("+quote(columnLabel)+", x);"); |
1819 | } |
1820 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE |
1821 | : ValueTimestamp.get(x)); |
1822 | } catch (Exception e) { |
1823 | throw logAndConvert(e); |
1824 | } |
1825 | } |
1826 | |
1827 | /** |
1828 | * Updates a column in the current or insert row. |
1829 | * |
1830 | * @param columnIndex (1,2,...) |
1831 | * @param x the value |
1832 | * @param length the number of characters |
1833 | * @throws SQLException if the result set is closed or not updatable |
1834 | */ |
1835 | @Override |
1836 | public void updateAsciiStream(int columnIndex, InputStream x, int length) |
1837 | throws SQLException { |
1838 | updateAsciiStream(columnIndex, x, (long) length); |
1839 | } |
1840 | |
1841 | /** |
1842 | * Updates a column in the current or insert row. |
1843 | * |
1844 | * @param columnIndex (1,2,...) |
1845 | * @param x the value |
1846 | * @throws SQLException if the result set is closed or not updatable |
1847 | */ |
1848 | @Override |
1849 | public void updateAsciiStream(int columnIndex, InputStream x) |
1850 | throws SQLException { |
1851 | updateAsciiStream(columnIndex, x, -1); |
1852 | } |
1853 | |
1854 | /** |
1855 | * Updates a column in the current or insert row. |
1856 | * |
1857 | * @param columnIndex (1,2,...) |
1858 | * @param x the value |
1859 | * @param length the number of characters |
1860 | * @throws SQLException if the result set is closed or not updatable |
1861 | */ |
1862 | @Override |
1863 | public void updateAsciiStream(int columnIndex, InputStream x, long length) |
1864 | throws SQLException { |
1865 | try { |
1866 | if (isDebugEnabled()) { |
1867 | debugCode("updateAsciiStream("+columnIndex+", x, "+length+"L);"); |
1868 | } |
1869 | checkClosed(); |
1870 | Value v = conn.createClob(IOUtils.getAsciiReader(x), length); |
1871 | update(columnIndex, v); |
1872 | } catch (Exception e) { |
1873 | throw logAndConvert(e); |
1874 | } |
1875 | } |
1876 | |
1877 | /** |
1878 | * Updates a column in the current or insert row. |
1879 | * |
1880 | * @param columnLabel the column label |
1881 | * @param x the value |
1882 | * @param length the number of characters |
1883 | * @throws SQLException if the result set is closed or not updatable |
1884 | */ |
1885 | @Override |
1886 | public void updateAsciiStream(String columnLabel, InputStream x, int length) |
1887 | throws SQLException { |
1888 | updateAsciiStream(columnLabel, x, (long) length); |
1889 | } |
1890 | |
1891 | /** |
1892 | * Updates a column in the current or insert row. |
1893 | * |
1894 | * @param columnLabel the column label |
1895 | * @param x the value |
1896 | * @throws SQLException if the result set is closed |
1897 | */ |
1898 | @Override |
1899 | public void updateAsciiStream(String columnLabel, InputStream x) |
1900 | throws SQLException { |
1901 | updateAsciiStream(columnLabel, x, -1); |
1902 | } |
1903 | |
1904 | /** |
1905 | * Updates a column in the current or insert row. |
1906 | * |
1907 | * @param columnLabel the column label |
1908 | * @param x the value |
1909 | * @param length the number of characters |
1910 | * @throws SQLException if the result set is closed or not updatable |
1911 | */ |
1912 | @Override |
1913 | public void updateAsciiStream(String columnLabel, InputStream x, long length) |
1914 | throws SQLException { |
1915 | try { |
1916 | if (isDebugEnabled()) { |
1917 | debugCode("updateAsciiStream("+quote(columnLabel)+", x, "+length+"L);"); |
1918 | } |
1919 | checkClosed(); |
1920 | Value v = conn.createClob(IOUtils.getAsciiReader(x), length); |
1921 | update(columnLabel, v); |
1922 | } catch (Exception e) { |
1923 | throw logAndConvert(e); |
1924 | } |
1925 | } |
1926 | |
1927 | /** |
1928 | * Updates a column in the current or insert row. |
1929 | * |
1930 | * @param columnIndex (1,2,...) |
1931 | * @param x the value |
1932 | * @param length the number of characters |
1933 | * @throws SQLException if the result set is closed or not updatable |
1934 | */ |
1935 | @Override |
1936 | public void updateBinaryStream(int columnIndex, InputStream x, int length) |
1937 | throws SQLException { |
1938 | updateBinaryStream(columnIndex, x, (long) length); |
1939 | } |
1940 | |
1941 | /** |
1942 | * Updates a column in the current or insert row. |
1943 | * |
1944 | * @param columnIndex (1,2,...) |
1945 | * @param x the value |
1946 | * @throws SQLException if the result set is closed or not updatable |
1947 | */ |
1948 | @Override |
1949 | public void updateBinaryStream(int columnIndex, InputStream x) |
1950 | throws SQLException { |
1951 | updateBinaryStream(columnIndex, x, -1); |
1952 | } |
1953 | |
1954 | /** |
1955 | * Updates a column in the current or insert row. |
1956 | * |
1957 | * @param columnIndex (1,2,...) |
1958 | * @param x the value |
1959 | * @param length the number of characters |
1960 | * @throws SQLException if the result set is closed or not updatable |
1961 | */ |
1962 | @Override |
1963 | public void updateBinaryStream(int columnIndex, InputStream x, long length) |
1964 | throws SQLException { |
1965 | try { |
1966 | if (isDebugEnabled()) { |
1967 | debugCode("updateBinaryStream("+columnIndex+", x, "+length+"L);"); |
1968 | } |
1969 | checkClosed(); |
1970 | Value v = conn.createBlob(x, length); |
1971 | update(columnIndex, v); |
1972 | } catch (Exception e) { |
1973 | throw logAndConvert(e); |
1974 | } |
1975 | } |
1976 | |
1977 | /** |
1978 | * Updates a column in the current or insert row. |
1979 | * |
1980 | * @param columnLabel the column label |
1981 | * @param x the value |
1982 | * @throws SQLException if the result set is closed or not updatable |
1983 | */ |
1984 | @Override |
1985 | public void updateBinaryStream(String columnLabel, InputStream x) |
1986 | throws SQLException { |
1987 | updateBinaryStream(columnLabel, x, -1); |
1988 | } |
1989 | |
1990 | /** |
1991 | * Updates a column in the current or insert row. |
1992 | * |
1993 | * @param columnLabel the column label |
1994 | * @param x the value |
1995 | * @param length the number of characters |
1996 | * @throws SQLException if the result set is closed or not updatable |
1997 | */ |
1998 | @Override |
1999 | public void updateBinaryStream(String columnLabel, InputStream x, int length) |
2000 | throws SQLException { |
2001 | updateBinaryStream(columnLabel, x, (long) length); |
2002 | } |
2003 | |
2004 | /** |
2005 | * Updates a column in the current or insert row. |
2006 | * |
2007 | * @param columnLabel the column label |
2008 | * @param x the value |
2009 | * @param length the number of characters |
2010 | * @throws SQLException if the result set is closed or not updatable |
2011 | */ |
2012 | @Override |
2013 | public void updateBinaryStream(String columnLabel, InputStream x, |
2014 | long length) throws SQLException { |
2015 | try { |
2016 | if (isDebugEnabled()) { |
2017 | debugCode("updateBinaryStream("+quote(columnLabel)+", x, "+length+"L);"); |
2018 | } |
2019 | checkClosed(); |
2020 | Value v = conn.createBlob(x, length); |
2021 | update(columnLabel, v); |
2022 | } catch (Exception e) { |
2023 | throw logAndConvert(e); |
2024 | } |
2025 | } |
2026 | |
2027 | /** |
2028 | * Updates a column in the current or insert row. |
2029 | * |
2030 | * @param columnIndex (1,2,...) |
2031 | * @param x the value |
2032 | * @param length the number of characters |
2033 | * @throws SQLException if the result set is closed or not updatable |
2034 | */ |
2035 | @Override |
2036 | public void updateCharacterStream(int columnIndex, Reader x, long length) |
2037 | throws SQLException { |
2038 | try { |
2039 | if (isDebugEnabled()) { |
2040 | debugCode("updateCharacterStream("+columnIndex+", x, "+length+"L);"); |
2041 | } |
2042 | checkClosed(); |
2043 | Value v = conn.createClob(x, length); |
2044 | update(columnIndex, v); |
2045 | } catch (Exception e) { |
2046 | throw logAndConvert(e); |
2047 | } |
2048 | } |
2049 | |
2050 | /** |
2051 | * Updates a column in the current or insert row. |
2052 | * |
2053 | * @param columnIndex (1,2,...) |
2054 | * @param x the value |
2055 | * @param length the number of characters |
2056 | * @throws SQLException if the result set is closed or not updatable |
2057 | */ |
2058 | @Override |
2059 | public void updateCharacterStream(int columnIndex, Reader x, int length) |
2060 | throws SQLException { |
2061 | updateCharacterStream(columnIndex, x, (long) length); |
2062 | } |
2063 | |
2064 | /** |
2065 | * Updates a column in the current or insert row. |
2066 | * |
2067 | * @param columnIndex (1,2,...) |
2068 | * @param x the value |
2069 | * @throws SQLException if the result set is closed or not updatable |
2070 | */ |
2071 | @Override |
2072 | public void updateCharacterStream(int columnIndex, Reader x) |
2073 | throws SQLException { |
2074 | updateCharacterStream(columnIndex, x, -1); |
2075 | } |
2076 | |
2077 | /** |
2078 | * Updates a column in the current or insert row. |
2079 | * |
2080 | * @param columnLabel the column label |
2081 | * @param x the value |
2082 | * @param length the number of characters |
2083 | * @throws SQLException if the result set is closed or not updatable |
2084 | */ |
2085 | @Override |
2086 | public void updateCharacterStream(String columnLabel, Reader x, int length) |
2087 | throws SQLException { |
2088 | updateCharacterStream(columnLabel, x, (long) length); |
2089 | } |
2090 | |
2091 | /** |
2092 | * Updates a column in the current or insert row. |
2093 | * |
2094 | * @param columnLabel the column label |
2095 | * @param x the value |
2096 | * @throws SQLException if the result set is closed or not updatable |
2097 | */ |
2098 | @Override |
2099 | public void updateCharacterStream(String columnLabel, Reader x) |
2100 | throws SQLException { |
2101 | updateCharacterStream(columnLabel, x, -1); |
2102 | } |
2103 | |
2104 | /** |
2105 | * Updates a column in the current or insert row. |
2106 | * |
2107 | * @param columnLabel the column label |
2108 | * @param x the value |
2109 | * @param length the number of characters |
2110 | * @throws SQLException if the result set is closed or not updatable |
2111 | */ |
2112 | @Override |
2113 | public void updateCharacterStream(String columnLabel, Reader x, long length) |
2114 | throws SQLException { |
2115 | try { |
2116 | if (isDebugEnabled()) { |
2117 | debugCode("updateCharacterStream("+quote(columnLabel)+", x, "+length+"L);"); |
2118 | } |
2119 | checkClosed(); |
2120 | Value v = conn.createClob(x, length); |
2121 | update(columnLabel, v); |
2122 | } catch (Exception e) { |
2123 | throw logAndConvert(e); |
2124 | } |
2125 | } |
2126 | |
2127 | /** |
2128 | * Updates a column in the current or insert row. |
2129 | * |
2130 | * @param columnIndex (1,2,...) |
2131 | * @param x the value |
2132 | * @param scale is ignored |
2133 | * @throws SQLException if the result set is closed or not updatable |
2134 | */ |
2135 | @Override |
2136 | public void updateObject(int columnIndex, Object x, int scale) |
2137 | throws SQLException { |
2138 | try { |
2139 | if (isDebugEnabled()) { |
2140 | debugCode("updateObject("+columnIndex+", x, "+scale+");"); |
2141 | } |
2142 | update(columnIndex, convertToUnknownValue(x)); |
2143 | } catch (Exception e) { |
2144 | throw logAndConvert(e); |
2145 | } |
2146 | } |
2147 | |
2148 | |
2149 | |
2150 | /** |
2151 | * Updates a column in the current or insert row. |
2152 | * |
2153 | * @param columnLabel the column label |
2154 | * @param x the value |
2155 | * @param scale is ignored |
2156 | * @throws SQLException if the result set is closed or not updatable |
2157 | */ |
2158 | @Override |
2159 | public void updateObject(String columnLabel, Object x, int scale) |
2160 | throws SQLException { |
2161 | try { |
2162 | if (isDebugEnabled()) { |
2163 | debugCode("updateObject("+quote(columnLabel)+", x, "+scale+");"); |
2164 | } |
2165 | update(columnLabel, convertToUnknownValue(x)); |
2166 | } catch (Exception e) { |
2167 | throw logAndConvert(e); |
2168 | } |
2169 | } |
2170 | |
2171 | /** |
2172 | * Updates a column in the current or insert row. |
2173 | * |
2174 | * @param columnIndex (1,2,...) |
2175 | * @param x the value |
2176 | * @throws SQLException if the result set is closed or not updatable |
2177 | */ |
2178 | @Override |
2179 | public void updateObject(int columnIndex, Object x) throws SQLException { |
2180 | try { |
2181 | if (isDebugEnabled()) { |
2182 | debugCode("updateObject("+columnIndex+", x);"); |
2183 | } |
2184 | update(columnIndex, convertToUnknownValue(x)); |
2185 | } catch (Exception e) { |
2186 | throw logAndConvert(e); |
2187 | } |
2188 | } |
2189 | |
2190 | /** |
2191 | * Updates a column in the current or insert row. |
2192 | * |
2193 | * @param columnLabel the column label |
2194 | * @param x the value |
2195 | * @throws SQLException if the result set is closed or not updatable |
2196 | */ |
2197 | @Override |
2198 | public void updateObject(String columnLabel, Object x) throws SQLException { |
2199 | try { |
2200 | if (isDebugEnabled()) { |
2201 | debugCode("updateObject("+quote(columnLabel)+", x);"); |
2202 | } |
2203 | update(columnLabel, convertToUnknownValue(x)); |
2204 | } catch (Exception e) { |
2205 | throw logAndConvert(e); |
2206 | } |
2207 | } |
2208 | |
2209 | /** |
2210 | * [Not supported] |
2211 | */ |
2212 | @Override |
2213 | public void updateRef(int columnIndex, Ref x) throws SQLException { |
2214 | throw unsupported("ref"); |
2215 | } |
2216 | |
2217 | /** |
2218 | * [Not supported] |
2219 | */ |
2220 | @Override |
2221 | public void updateRef(String columnLabel, Ref x) throws SQLException { |
2222 | throw unsupported("ref"); |
2223 | } |
2224 | |
2225 | /** |
2226 | * Updates a column in the current or insert row. |
2227 | * |
2228 | * @param columnIndex (1,2,...) |
2229 | * @param x the value |
2230 | * @throws SQLException if the result set is closed or not updatable |
2231 | */ |
2232 | @Override |
2233 | public void updateBlob(int columnIndex, InputStream x) throws SQLException { |
2234 | updateBlob(columnIndex, x, -1); |
2235 | } |
2236 | |
2237 | /** |
2238 | * Updates a column in the current or insert row. |
2239 | * |
2240 | * @param columnIndex (1,2,...) |
2241 | * @param x the value |
2242 | * @param length the length |
2243 | * @throws SQLException if the result set is closed or not updatable |
2244 | */ |
2245 | @Override |
2246 | public void updateBlob(int columnIndex, InputStream x, long length) |
2247 | throws SQLException { |
2248 | try { |
2249 | if (isDebugEnabled()) { |
2250 | debugCode("updateBlob("+columnIndex+", x, " + length + "L);"); |
2251 | } |
2252 | checkClosed(); |
2253 | Value v = conn.createBlob(x, length); |
2254 | update(columnIndex, v); |
2255 | } catch (Exception e) { |
2256 | throw logAndConvert(e); |
2257 | } |
2258 | } |
2259 | |
2260 | /** |
2261 | * Updates a column in the current or insert row. |
2262 | * |
2263 | * @param columnIndex (1,2,...) |
2264 | * @param x the value |
2265 | * @throws SQLException if the result set is closed or not updatable |
2266 | */ |
2267 | @Override |
2268 | public void updateBlob(int columnIndex, Blob x) throws SQLException { |
2269 | try { |
2270 | if (isDebugEnabled()) { |
2271 | debugCode("updateBlob("+columnIndex+", x);"); |
2272 | } |
2273 | checkClosed(); |
2274 | Value v; |
2275 | if (x == null) { |
2276 | v = ValueNull.INSTANCE; |
2277 | } else { |
2278 | v = conn.createBlob(x.getBinaryStream(), -1); |
2279 | } |
2280 | update(columnIndex, v); |
2281 | } catch (Exception e) { |
2282 | throw logAndConvert(e); |
2283 | } |
2284 | } |
2285 | |
2286 | /** |
2287 | * Updates a column in the current or insert row. |
2288 | * |
2289 | * @param columnLabel the column label |
2290 | * @param x the value |
2291 | * @throws SQLException if the result set is closed or not updatable |
2292 | */ |
2293 | @Override |
2294 | public void updateBlob(String columnLabel, Blob x) throws SQLException { |
2295 | try { |
2296 | if (isDebugEnabled()) { |
2297 | debugCode("updateBlob("+quote(columnLabel)+", x);"); |
2298 | } |
2299 | checkClosed(); |
2300 | Value v; |
2301 | if (x == null) { |
2302 | v = ValueNull.INSTANCE; |
2303 | } else { |
2304 | v = conn.createBlob(x.getBinaryStream(), -1); |
2305 | } |
2306 | update(columnLabel, v); |
2307 | } catch (Exception e) { |
2308 | throw logAndConvert(e); |
2309 | } |
2310 | } |
2311 | |
2312 | /** |
2313 | * Updates a column in the current or insert row. |
2314 | * |
2315 | * @param columnLabel the column label |
2316 | * @param x the value |
2317 | * @throws SQLException if the result set is closed or not updatable |
2318 | */ |
2319 | @Override |
2320 | public void updateBlob(String columnLabel, InputStream x) throws SQLException { |
2321 | updateBlob(columnLabel, x, -1); |
2322 | } |
2323 | |
2324 | /** |
2325 | * Updates a column in the current or insert row. |
2326 | * |
2327 | * @param columnLabel the column label |
2328 | * @param x the value |
2329 | * @param length the length |
2330 | * @throws SQLException if the result set is closed or not updatable |
2331 | */ |
2332 | @Override |
2333 | public void updateBlob(String columnLabel, InputStream x, long length) |
2334 | throws SQLException { |
2335 | try { |
2336 | if (isDebugEnabled()) { |
2337 | debugCode("updateBlob("+quote(columnLabel)+", x, " + length + "L);"); |
2338 | } |
2339 | checkClosed(); |
2340 | Value v = conn.createBlob(x, -1); |
2341 | update(columnLabel, v); |
2342 | } catch (Exception e) { |
2343 | throw logAndConvert(e); |
2344 | } |
2345 | } |
2346 | |
2347 | /** |
2348 | * Updates a column in the current or insert row. |
2349 | * |
2350 | * @param columnIndex (1,2,...) |
2351 | * @param x the value |
2352 | * @throws SQLException if the result set is closed or not updatable |
2353 | */ |
2354 | @Override |
2355 | public void updateClob(int columnIndex, Clob x) throws SQLException { |
2356 | try { |
2357 | if (isDebugEnabled()) { |
2358 | debugCode("updateClob("+columnIndex+", x);"); |
2359 | } |
2360 | checkClosed(); |
2361 | Value v; |
2362 | if (x == null) { |
2363 | v = ValueNull.INSTANCE; |
2364 | } else { |
2365 | v = conn.createClob(x.getCharacterStream(), -1); |
2366 | } |
2367 | update(columnIndex, v); |
2368 | } catch (Exception e) { |
2369 | throw logAndConvert(e); |
2370 | } |
2371 | } |
2372 | |
2373 | /** |
2374 | * Updates a column in the current or insert row. |
2375 | * |
2376 | * @param columnIndex (1,2,...) |
2377 | * @param x the value |
2378 | * @throws SQLException if the result set is closed or not updatable |
2379 | */ |
2380 | @Override |
2381 | public void updateClob(int columnIndex, Reader x) throws SQLException { |
2382 | updateClob(columnIndex, x, -1); |
2383 | } |
2384 | |
2385 | /** |
2386 | * Updates a column in the current or insert row. |
2387 | * |
2388 | * @param columnIndex (1,2,...) |
2389 | * @param x the value |
2390 | * @param length the length |
2391 | * @throws SQLException if the result set is closed or not updatable |
2392 | */ |
2393 | @Override |
2394 | public void updateClob(int columnIndex, Reader x, long length) |
2395 | throws SQLException { |
2396 | try { |
2397 | if (isDebugEnabled()) { |
2398 | debugCode("updateClob("+columnIndex+", x, " + length + "L);"); |
2399 | } |
2400 | checkClosed(); |
2401 | Value v = conn.createClob(x, length); |
2402 | update(columnIndex, v); |
2403 | } catch (Exception e) { |
2404 | throw logAndConvert(e); |
2405 | } |
2406 | } |
2407 | |
2408 | /** |
2409 | * Updates a column in the current or insert row. |
2410 | * |
2411 | * @param columnLabel the column label |
2412 | * @param x the value |
2413 | * @throws SQLException if the result set is closed or not updatable |
2414 | */ |
2415 | @Override |
2416 | public void updateClob(String columnLabel, Clob x) throws SQLException { |
2417 | try { |
2418 | if (isDebugEnabled()) { |
2419 | debugCode("updateClob("+quote(columnLabel)+", x);"); |
2420 | } |
2421 | checkClosed(); |
2422 | Value v; |
2423 | if (x == null) { |
2424 | v = ValueNull.INSTANCE; |
2425 | } else { |
2426 | v = conn.createClob(x.getCharacterStream(), -1); |
2427 | } |
2428 | update(columnLabel, v); |
2429 | } catch (Exception e) { |
2430 | throw logAndConvert(e); |
2431 | } |
2432 | } |
2433 | |
2434 | /** |
2435 | * Updates a column in the current or insert row. |
2436 | * |
2437 | * @param columnLabel the column label |
2438 | * @param x the value |
2439 | * @throws SQLException if the result set is closed or not updatable |
2440 | */ |
2441 | @Override |
2442 | public void updateClob(String columnLabel, Reader x) throws SQLException { |
2443 | updateClob(columnLabel, x, -1); |
2444 | } |
2445 | |
2446 | /** |
2447 | * Updates a column in the current or insert row. |
2448 | * |
2449 | * @param columnLabel the column label |
2450 | * @param x the value |
2451 | * @param length the length |
2452 | * @throws SQLException if the result set is closed or not updatable |
2453 | */ |
2454 | @Override |
2455 | public void updateClob(String columnLabel, Reader x, long length) |
2456 | throws SQLException { |
2457 | try { |
2458 | if (isDebugEnabled()) { |
2459 | debugCode("updateClob("+quote(columnLabel)+", x, " + length + "L);"); |
2460 | } |
2461 | checkClosed(); |
2462 | Value v = conn.createClob(x, length); |
2463 | update(columnLabel, v); |
2464 | } catch (Exception e) { |
2465 | throw logAndConvert(e); |
2466 | } |
2467 | } |
2468 | |
2469 | /** |
2470 | * [Not supported] |
2471 | */ |
2472 | @Override |
2473 | public void updateArray(int columnIndex, Array x) throws SQLException { |
2474 | throw unsupported("setArray"); |
2475 | } |
2476 | |
2477 | /** |
2478 | * [Not supported] |
2479 | */ |
2480 | @Override |
2481 | public void updateArray(String columnLabel, Array x) throws SQLException { |
2482 | throw unsupported("setArray"); |
2483 | } |
2484 | |
2485 | /** |
2486 | * [Not supported] Gets the cursor name if it was defined. This feature is |
2487 | * superseded by updateX methods. This method throws a SQLException because |
2488 | * cursor names are not supported. |
2489 | */ |
2490 | @Override |
2491 | public String getCursorName() throws SQLException { |
2492 | throw unsupported("cursorName"); |
2493 | } |
2494 | |
2495 | /** |
2496 | * Gets the current row number. The first row is row 1, the second 2 and so |
2497 | * on. This method returns 0 before the first and after the last row. |
2498 | * |
2499 | * @return the row number |
2500 | */ |
2501 | @Override |
2502 | public int getRow() throws SQLException { |
2503 | try { |
2504 | debugCodeCall("getRow"); |
2505 | checkClosed(); |
2506 | int rowId = result.getRowId(); |
2507 | if (rowId >= result.getRowCount()) { |
2508 | return 0; |
2509 | } |
2510 | return rowId + 1; |
2511 | } catch (Exception e) { |
2512 | throw logAndConvert(e); |
2513 | } |
2514 | } |
2515 | |
2516 | /** |
2517 | * Gets the result set concurrency. Result sets are only updatable if the |
2518 | * statement was created with updatable concurrency, and if the result set |
2519 | * contains all columns of the primary key or of a unique index of a table. |
2520 | * |
2521 | * @return ResultSet.CONCUR_UPDATABLE if the result set is updatable, or |
2522 | * ResultSet.CONCUR_READ_ONLY otherwise |
2523 | */ |
2524 | @Override |
2525 | public int getConcurrency() throws SQLException { |
2526 | try { |
2527 | debugCodeCall("getConcurrency"); |
2528 | checkClosed(); |
2529 | if (!updatable) { |
2530 | return ResultSet.CONCUR_READ_ONLY; |
2531 | } |
2532 | UpdatableRow row = new UpdatableRow(conn, result); |
2533 | return row.isUpdatable() ? ResultSet.CONCUR_UPDATABLE |
2534 | : ResultSet.CONCUR_READ_ONLY; |
2535 | } catch (Exception e) { |
2536 | throw logAndConvert(e); |
2537 | } |
2538 | } |
2539 | |
2540 | /** |
2541 | * Gets the fetch direction. |
2542 | * |
2543 | * @return the direction: FETCH_FORWARD |
2544 | */ |
2545 | @Override |
2546 | public int getFetchDirection() throws SQLException { |
2547 | try { |
2548 | debugCodeCall("getFetchDirection"); |
2549 | checkClosed(); |
2550 | return ResultSet.FETCH_FORWARD; |
2551 | } catch (Exception e) { |
2552 | throw logAndConvert(e); |
2553 | } |
2554 | } |
2555 | |
2556 | /** |
2557 | * Gets the number of rows suggested to read in one step. |
2558 | * |
2559 | * @return the current fetch size |
2560 | */ |
2561 | @Override |
2562 | public int getFetchSize() throws SQLException { |
2563 | try { |
2564 | debugCodeCall("getFetchSize"); |
2565 | checkClosed(); |
2566 | return result.getFetchSize(); |
2567 | } catch (Exception e) { |
2568 | throw logAndConvert(e); |
2569 | } |
2570 | } |
2571 | |
2572 | /** |
2573 | * Sets the number of rows suggested to read in one step. This value cannot |
2574 | * be higher than the maximum rows (setMaxRows) set by the statement or |
2575 | * prepared statement, otherwise an exception is throws. Setting the value |
2576 | * to 0 will set the default value. The default value can be changed using |
2577 | * the system property h2.serverResultSetFetchSize. |
2578 | * |
2579 | * @param rows the number of rows |
2580 | */ |
2581 | @Override |
2582 | public void setFetchSize(int rows) throws SQLException { |
2583 | try { |
2584 | debugCodeCall("setFetchSize", rows); |
2585 | checkClosed(); |
2586 | if (rows < 0) { |
2587 | throw DbException.getInvalidValueException("rows", rows); |
2588 | } else if (rows > 0) { |
2589 | if (stat != null) { |
2590 | int maxRows = stat.getMaxRows(); |
2591 | if (maxRows > 0 && rows > maxRows) { |
2592 | throw DbException.getInvalidValueException("rows", rows); |
2593 | } |
2594 | } |
2595 | } else { |
2596 | rows = SysProperties.SERVER_RESULT_SET_FETCH_SIZE; |
2597 | } |
2598 | result.setFetchSize(rows); |
2599 | } catch (Exception e) { |
2600 | throw logAndConvert(e); |
2601 | } |
2602 | } |
2603 | |
2604 | /** |
2605 | * [Not supported] |
2606 | * Sets (changes) the fetch direction for this result set. This method |
2607 | * should only be called for scrollable result sets, otherwise it will throw |
2608 | * an exception (no matter what direction is used). |
2609 | * |
2610 | * @param direction the new fetch direction |
2611 | * @throws SQLException Unsupported Feature if the method is called for a |
2612 | * forward-only result set |
2613 | */ |
2614 | @Override |
2615 | public void setFetchDirection(int direction) throws SQLException { |
2616 | throw unsupported("setFetchDirection"); |
2617 | } |
2618 | |
2619 | /** |
2620 | * Get the result set type. |
2621 | * |
2622 | * @return the result set type (TYPE_FORWARD_ONLY, TYPE_SCROLL_INSENSITIVE |
2623 | * or TYPE_SCROLL_SENSITIVE) |
2624 | * @throws SQLException if the column is not found or if the result set is |
2625 | * closed |
2626 | */ |
2627 | @Override |
2628 | public int getType() throws SQLException { |
2629 | try { |
2630 | debugCodeCall("getType"); |
2631 | checkClosed(); |
2632 | return stat == null ? ResultSet.TYPE_FORWARD_ONLY : stat.resultSetType; |
2633 | } catch (Exception e) { |
2634 | throw logAndConvert(e); |
2635 | } |
2636 | } |
2637 | |
2638 | /** |
2639 | * Checks if the current position is before the first row, that means next() |
2640 | * was not called yet, and there is at least one row. |
2641 | * |
2642 | * @return if there are results and the current position is before the first |
2643 | * row |
2644 | * @throws SQLException if the result set is closed |
2645 | */ |
2646 | @Override |
2647 | public boolean isBeforeFirst() throws SQLException { |
2648 | try { |
2649 | debugCodeCall("isBeforeFirst"); |
2650 | checkClosed(); |
2651 | int row = result.getRowId(); |
2652 | int count = result.getRowCount(); |
2653 | return count > 0 && row < 0; |
2654 | } catch (Exception e) { |
2655 | throw logAndConvert(e); |
2656 | } |
2657 | } |
2658 | |
2659 | /** |
2660 | * Checks if the current position is after the last row, that means next() |
2661 | * was called and returned false, and there was at least one row. |
2662 | * |
2663 | * @return if there are results and the current position is after the last |
2664 | * row |
2665 | * @throws SQLException if the result set is closed |
2666 | */ |
2667 | @Override |
2668 | public boolean isAfterLast() throws SQLException { |
2669 | try { |
2670 | debugCodeCall("isAfterLast"); |
2671 | checkClosed(); |
2672 | int row = result.getRowId(); |
2673 | int count = result.getRowCount(); |
2674 | return count > 0 && row >= count; |
2675 | } catch (Exception e) { |
2676 | throw logAndConvert(e); |
2677 | } |
2678 | } |
2679 | |
2680 | /** |
2681 | * Checks if the current position is row 1, that means next() was called |
2682 | * once and returned true. |
2683 | * |
2684 | * @return if the current position is the first row |
2685 | * @throws SQLException if the result set is closed |
2686 | */ |
2687 | @Override |
2688 | public boolean isFirst() throws SQLException { |
2689 | try { |
2690 | debugCodeCall("isFirst"); |
2691 | checkClosed(); |
2692 | int row = result.getRowId(); |
2693 | return row == 0 && row < result.getRowCount(); |
2694 | } catch (Exception e) { |
2695 | throw logAndConvert(e); |
2696 | } |
2697 | } |
2698 | |
2699 | /** |
2700 | * Checks if the current position is the last row, that means next() was |
2701 | * called and did not yet returned false, but will in the next call. |
2702 | * |
2703 | * @return if the current position is the last row |
2704 | * @throws SQLException if the result set is closed |
2705 | */ |
2706 | @Override |
2707 | public boolean isLast() throws SQLException { |
2708 | try { |
2709 | debugCodeCall("isLast"); |
2710 | checkClosed(); |
2711 | int row = result.getRowId(); |
2712 | return row >= 0 && row == result.getRowCount() - 1; |
2713 | } catch (Exception e) { |
2714 | throw logAndConvert(e); |
2715 | } |
2716 | } |
2717 | |
2718 | /** |
2719 | * Moves the current position to before the first row, that means resets the |
2720 | * result set. |
2721 | * |
2722 | * @throws SQLException if the result set is closed |
2723 | */ |
2724 | @Override |
2725 | public void beforeFirst() throws SQLException { |
2726 | try { |
2727 | debugCodeCall("beforeFirst"); |
2728 | checkClosed(); |
2729 | if (result.getRowId() >= 0) { |
2730 | resetResult(); |
2731 | } |
2732 | } catch (Exception e) { |
2733 | throw logAndConvert(e); |
2734 | } |
2735 | } |
2736 | |
2737 | /** |
2738 | * Moves the current position to after the last row, that means after the |
2739 | * end. |
2740 | * |
2741 | * @throws SQLException if the result set is closed |
2742 | */ |
2743 | @Override |
2744 | public void afterLast() throws SQLException { |
2745 | try { |
2746 | debugCodeCall("afterLast"); |
2747 | checkClosed(); |
2748 | while (nextRow()) { |
2749 | // nothing |
2750 | } |
2751 | } catch (Exception e) { |
2752 | throw logAndConvert(e); |
2753 | } |
2754 | } |
2755 | |
2756 | /** |
2757 | * Moves the current position to the first row. This is the same as calling |
2758 | * beforeFirst() followed by next(). |
2759 | * |
2760 | * @return true if there is a row available, false if not |
2761 | * @throws SQLException if the result set is closed |
2762 | */ |
2763 | @Override |
2764 | public boolean first() throws SQLException { |
2765 | try { |
2766 | debugCodeCall("first"); |
2767 | checkClosed(); |
2768 | if (result.getRowId() < 0) { |
2769 | return nextRow(); |
2770 | } |
2771 | resetResult(); |
2772 | return nextRow(); |
2773 | } catch (Exception e) { |
2774 | throw logAndConvert(e); |
2775 | } |
2776 | } |
2777 | |
2778 | /** |
2779 | * Moves the current position to the last row. |
2780 | * |
2781 | * @return true if there is a row available, false if not |
2782 | * @throws SQLException if the result set is closed |
2783 | */ |
2784 | @Override |
2785 | public boolean last() throws SQLException { |
2786 | try { |
2787 | debugCodeCall("last"); |
2788 | checkClosed(); |
2789 | return absolute(-1); |
2790 | } catch (Exception e) { |
2791 | throw logAndConvert(e); |
2792 | } |
2793 | } |
2794 | |
2795 | /** |
2796 | * Moves the current position to a specific row. |
2797 | * |
2798 | * @param rowNumber the row number. 0 is not allowed, 1 means the first row, |
2799 | * 2 the second. -1 means the last row, -2 the row before the |
2800 | * last row. If the value is too large, the position is moved |
2801 | * after the last row, if if the value is too small it is moved |
2802 | * before the first row. |
2803 | * @return true if there is a row available, false if not |
2804 | * @throws SQLException if the result set is closed |
2805 | */ |
2806 | @Override |
2807 | public boolean absolute(int rowNumber) throws SQLException { |
2808 | try { |
2809 | debugCodeCall("absolute", rowNumber); |
2810 | checkClosed(); |
2811 | if (rowNumber < 0) { |
2812 | rowNumber = result.getRowCount() + rowNumber + 1; |
2813 | } else if (rowNumber > result.getRowCount() + 1) { |
2814 | rowNumber = result.getRowCount() + 1; |
2815 | } |
2816 | if (rowNumber <= result.getRowId()) { |
2817 | resetResult(); |
2818 | } |
2819 | while (result.getRowId() + 1 < rowNumber) { |
2820 | nextRow(); |
2821 | } |
2822 | int row = result.getRowId(); |
2823 | return row >= 0 && row < result.getRowCount(); |
2824 | } catch (Exception e) { |
2825 | throw logAndConvert(e); |
2826 | } |
2827 | } |
2828 | |
2829 | /** |
2830 | * Moves the current position to a specific row relative to the current row. |
2831 | * |
2832 | * @param rowCount 0 means don't do anything, 1 is the next row, -1 the |
2833 | * previous. If the value is too large, the position is moved |
2834 | * after the last row, if if the value is too small it is moved |
2835 | * before the first row. |
2836 | * @return true if there is a row available, false if not |
2837 | * @throws SQLException if the result set is closed |
2838 | */ |
2839 | @Override |
2840 | public boolean relative(int rowCount) throws SQLException { |
2841 | try { |
2842 | debugCodeCall("relative", rowCount); |
2843 | checkClosed(); |
2844 | int row = result.getRowId() + 1 + rowCount; |
2845 | if (row < 0) { |
2846 | row = 0; |
2847 | } else if (row > result.getRowCount()) { |
2848 | row = result.getRowCount() + 1; |
2849 | } |
2850 | return absolute(row); |
2851 | } catch (Exception e) { |
2852 | throw logAndConvert(e); |
2853 | } |
2854 | } |
2855 | |
2856 | /** |
2857 | * Moves the cursor to the last row, or row before first row if the current |
2858 | * position is the first row. |
2859 | * |
2860 | * @return true if there is a row available, false if not |
2861 | * @throws SQLException if the result set is closed |
2862 | */ |
2863 | @Override |
2864 | public boolean previous() throws SQLException { |
2865 | try { |
2866 | debugCodeCall("previous"); |
2867 | checkClosed(); |
2868 | return relative(-1); |
2869 | } catch (Exception e) { |
2870 | throw logAndConvert(e); |
2871 | } |
2872 | } |
2873 | |
2874 | /** |
2875 | * Moves the current position to the insert row. The current row is |
2876 | * remembered. |
2877 | * |
2878 | * @throws SQLException if the result set is closed or is not updatable |
2879 | */ |
2880 | @Override |
2881 | public void moveToInsertRow() throws SQLException { |
2882 | try { |
2883 | debugCodeCall("moveToInsertRow"); |
2884 | checkUpdatable(); |
2885 | insertRow = new Value[columnCount]; |
2886 | } catch (Exception e) { |
2887 | throw logAndConvert(e); |
2888 | } |
2889 | } |
2890 | |
2891 | /** |
2892 | * Moves the current position to the current row. |
2893 | * |
2894 | * @throws SQLException if the result set is closed or is not updatable |
2895 | */ |
2896 | @Override |
2897 | public void moveToCurrentRow() throws SQLException { |
2898 | try { |
2899 | debugCodeCall("moveToCurrentRow"); |
2900 | checkUpdatable(); |
2901 | insertRow = null; |
2902 | } catch (Exception e) { |
2903 | throw logAndConvert(e); |
2904 | } |
2905 | } |
2906 | |
2907 | /** |
2908 | * Detects if the row was updated (by somebody else or the caller). |
2909 | * |
2910 | * @return false because this driver does not detect this |
2911 | */ |
2912 | @Override |
2913 | public boolean rowUpdated() throws SQLException { |
2914 | try { |
2915 | debugCodeCall("rowUpdated"); |
2916 | return false; |
2917 | } catch (Exception e) { |
2918 | throw logAndConvert(e); |
2919 | } |
2920 | } |
2921 | |
2922 | /** |
2923 | * Detects if the row was inserted. |
2924 | * |
2925 | * @return false because this driver does not detect this |
2926 | */ |
2927 | @Override |
2928 | public boolean rowInserted() throws SQLException { |
2929 | try { |
2930 | debugCodeCall("rowInserted"); |
2931 | return false; |
2932 | } catch (Exception e) { |
2933 | throw logAndConvert(e); |
2934 | } |
2935 | } |
2936 | |
2937 | /** |
2938 | * Detects if the row was deleted (by somebody else or the caller). |
2939 | * |
2940 | * @return false because this driver does not detect this |
2941 | */ |
2942 | @Override |
2943 | public boolean rowDeleted() throws SQLException { |
2944 | try { |
2945 | debugCodeCall("rowDeleted"); |
2946 | return false; |
2947 | } catch (Exception e) { |
2948 | throw logAndConvert(e); |
2949 | } |
2950 | } |
2951 | |
2952 | /** |
2953 | * Inserts the current row. The current position must be the insert row. |
2954 | * |
2955 | * @throws SQLException if the result set is closed or if not on the insert |
2956 | * row, or if the result set it not updatable |
2957 | */ |
2958 | @Override |
2959 | public void insertRow() throws SQLException { |
2960 | try { |
2961 | debugCodeCall("insertRow"); |
2962 | checkUpdatable(); |
2963 | if (insertRow == null) { |
2964 | throw DbException.get(ErrorCode.NOT_ON_UPDATABLE_ROW); |
2965 | } |
2966 | getUpdatableRow().insertRow(insertRow); |
2967 | insertRow = null; |
2968 | } catch (Exception e) { |
2969 | throw logAndConvert(e); |
2970 | } |
2971 | } |
2972 | |
2973 | /** |
2974 | * Updates the current row. |
2975 | * |
2976 | * @throws SQLException if the result set is closed, if the current row is |
2977 | * the insert row or if not on a valid row, or if the result set |
2978 | * it not updatable |
2979 | */ |
2980 | @Override |
2981 | public void updateRow() throws SQLException { |
2982 | try { |
2983 | debugCodeCall("updateRow"); |
2984 | checkUpdatable(); |
2985 | if (insertRow != null) { |
2986 | throw DbException.get(ErrorCode.NOT_ON_UPDATABLE_ROW); |
2987 | } |
2988 | checkOnValidRow(); |
2989 | if (updateRow != null) { |
2990 | UpdatableRow row = getUpdatableRow(); |
2991 | Value[] current = new Value[columnCount]; |
2992 | for (int i = 0; i < updateRow.length; i++) { |
2993 | current[i] = get(i + 1); |
2994 | } |
2995 | row.updateRow(current, updateRow); |
2996 | for (int i = 0; i < updateRow.length; i++) { |
2997 | if (updateRow[i] == null) { |
2998 | updateRow[i] = current[i]; |
2999 | } |
3000 | } |
3001 | Value[] patch = row.readRow(updateRow); |
3002 | patchCurrentRow(patch); |
3003 | updateRow = null; |
3004 | } |
3005 | } catch (Exception e) { |
3006 | throw logAndConvert(e); |
3007 | } |
3008 | } |
3009 | |
3010 | /** |
3011 | * Deletes the current row. |
3012 | * |
3013 | * @throws SQLException if the result set is closed, if the current row is |
3014 | * the insert row or if not on a valid row, or if the result set |
3015 | * it not updatable |
3016 | */ |
3017 | @Override |
3018 | public void deleteRow() throws SQLException { |
3019 | try { |
3020 | debugCodeCall("deleteRow"); |
3021 | checkUpdatable(); |
3022 | if (insertRow != null) { |
3023 | throw DbException.get(ErrorCode.NOT_ON_UPDATABLE_ROW); |
3024 | } |
3025 | checkOnValidRow(); |
3026 | getUpdatableRow().deleteRow(result.currentRow()); |
3027 | updateRow = null; |
3028 | } catch (Exception e) { |
3029 | throw logAndConvert(e); |
3030 | } |
3031 | } |
3032 | |
3033 | /** |
3034 | * Re-reads the current row from the database. |
3035 | * |
3036 | * @throws SQLException if the result set is closed or if the current row is |
3037 | * the insert row or if the row has been deleted or if not on a |
3038 | * valid row |
3039 | */ |
3040 | @Override |
3041 | public void refreshRow() throws SQLException { |
3042 | try { |
3043 | debugCodeCall("refreshRow"); |
3044 | checkClosed(); |
3045 | if (insertRow != null) { |
3046 | throw DbException.get(ErrorCode.NO_DATA_AVAILABLE); |
3047 | } |
3048 | checkOnValidRow(); |
3049 | patchCurrentRow(getUpdatableRow().readRow(result.currentRow())); |
3050 | updateRow = null; |
3051 | } catch (Exception e) { |
3052 | throw logAndConvert(e); |
3053 | } |
3054 | } |
3055 | |
3056 | /** |
3057 | * Cancels updating a row. |
3058 | * |
3059 | * @throws SQLException if the result set is closed or if the current row is |
3060 | * the insert row |
3061 | */ |
3062 | @Override |
3063 | public void cancelRowUpdates() throws SQLException { |
3064 | try { |
3065 | debugCodeCall("cancelRowUpdates"); |
3066 | checkClosed(); |
3067 | if (insertRow != null) { |
3068 | throw DbException.get(ErrorCode.NO_DATA_AVAILABLE); |
3069 | } |
3070 | updateRow = null; |
3071 | } catch (Exception e) { |
3072 | throw logAndConvert(e); |
3073 | } |
3074 | } |
3075 | |
3076 | // ============================================================= |
3077 | |
3078 | private UpdatableRow getUpdatableRow() throws SQLException { |
3079 | UpdatableRow row = new UpdatableRow(conn, result); |
3080 | if (!row.isUpdatable()) { |
3081 | throw DbException.get(ErrorCode.RESULT_SET_NOT_UPDATABLE); |
3082 | } |
3083 | return row; |
3084 | } |
3085 | |
3086 | private int getColumnIndex(String columnLabel) { |
3087 | checkClosed(); |
3088 | if (columnLabel == null) { |
3089 | throw DbException.getInvalidValueException("columnLabel", null); |
3090 | } |
3091 | if (columnCount >= 3) { |
3092 | // use a hash table if more than 2 columns |
3093 | if (columnLabelMap == null) { |
3094 | HashMap<String, Integer> map = New.hashMap(columnCount); |
3095 | // column labels have higher priority |
3096 | for (int i = 0; i < columnCount; i++) { |
3097 | String c = StringUtils.toUpperEnglish(result.getAlias(i)); |
3098 | mapColumn(map, c, i); |
3099 | } |
3100 | for (int i = 0; i < columnCount; i++) { |
3101 | String colName = result.getColumnName(i); |
3102 | if (colName != null) { |
3103 | colName = StringUtils.toUpperEnglish(colName); |
3104 | mapColumn(map, colName, i); |
3105 | String tabName = result.getTableName(i); |
3106 | if (tabName != null) { |
3107 | colName = StringUtils.toUpperEnglish(tabName) + "." + colName; |
3108 | mapColumn(map, colName, i); |
3109 | } |
3110 | } |
3111 | } |
3112 | // assign at the end so concurrent access is supported |
3113 | columnLabelMap = map; |
3114 | if (preparedStatement != null) { |
3115 | preparedStatement.setCachedColumnLabelMap(columnLabelMap); |
3116 | } |
3117 | } |
3118 | Integer index = columnLabelMap.get(StringUtils.toUpperEnglish(columnLabel)); |
3119 | if (index == null) { |
3120 | throw DbException.get(ErrorCode.COLUMN_NOT_FOUND_1, columnLabel); |
3121 | } |
3122 | return index.intValue() + 1; |
3123 | } |
3124 | for (int i = 0; i < columnCount; i++) { |
3125 | if (columnLabel.equalsIgnoreCase(result.getAlias(i))) { |
3126 | return i + 1; |
3127 | } |
3128 | } |
3129 | int idx = columnLabel.indexOf('.'); |
3130 | if (idx > 0) { |
3131 | String table = columnLabel.substring(0, idx); |
3132 | String col = columnLabel.substring(idx+1); |
3133 | for (int i = 0; i < columnCount; i++) { |
3134 | if (table.equalsIgnoreCase(result.getTableName(i)) && |
3135 | col.equalsIgnoreCase(result.getColumnName(i))) { |
3136 | return i + 1; |
3137 | } |
3138 | } |
3139 | } else { |
3140 | for (int i = 0; i < columnCount; i++) { |
3141 | if (columnLabel.equalsIgnoreCase(result.getColumnName(i))) { |
3142 | return i + 1; |
3143 | } |
3144 | } |
3145 | } |
3146 | throw DbException.get(ErrorCode.COLUMN_NOT_FOUND_1, columnLabel); |
3147 | } |
3148 | |
3149 | private static void mapColumn(HashMap<String, Integer> map, String label, |
3150 | int index) { |
3151 | // put the index (usually that's the only operation) |
3152 | Integer old = map.put(label, index); |
3153 | if (old != null) { |
3154 | // if there was a clash (which is seldom), |
3155 | // put the old one back |
3156 | map.put(label, old); |
3157 | } |
3158 | } |
3159 | |
3160 | private void checkColumnIndex(int columnIndex) { |
3161 | checkClosed(); |
3162 | if (columnIndex < 1 || columnIndex > columnCount) { |
3163 | throw DbException.getInvalidValueException("columnIndex", columnIndex); |
3164 | } |
3165 | } |
3166 | |
3167 | /** |
3168 | * Check if this result set is closed. |
3169 | * |
3170 | * @throws DbException if it is closed |
3171 | */ |
3172 | void checkClosed() { |
3173 | if (result == null) { |
3174 | throw DbException.get(ErrorCode.OBJECT_CLOSED); |
3175 | } |
3176 | if (stat != null) { |
3177 | stat.checkClosed(); |
3178 | } |
3179 | if (conn != null) { |
3180 | conn.checkClosed(); |
3181 | } |
3182 | } |
3183 | |
3184 | private void checkOnValidRow() { |
3185 | if (result.getRowId() < 0 || result.getRowId() >= result.getRowCount()) { |
3186 | throw DbException.get(ErrorCode.NO_DATA_AVAILABLE); |
3187 | } |
3188 | } |
3189 | |
3190 | private Value get(int columnIndex) { |
3191 | checkColumnIndex(columnIndex); |
3192 | checkOnValidRow(); |
3193 | Value[] list; |
3194 | if (patchedRows == null) { |
3195 | list = result.currentRow(); |
3196 | } else { |
3197 | list = patchedRows.get(result.getRowId()); |
3198 | if (list == null) { |
3199 | list = result.currentRow(); |
3200 | } |
3201 | } |
3202 | Value value = list[columnIndex - 1]; |
3203 | wasNull = value == ValueNull.INSTANCE; |
3204 | return value; |
3205 | } |
3206 | |
3207 | private Value get(String columnLabel) { |
3208 | int columnIndex = getColumnIndex(columnLabel); |
3209 | return get(columnIndex); |
3210 | } |
3211 | |
3212 | private void update(String columnLabel, Value v) { |
3213 | int columnIndex = getColumnIndex(columnLabel); |
3214 | update(columnIndex, v); |
3215 | } |
3216 | |
3217 | private void update(int columnIndex, Value v) { |
3218 | checkUpdatable(); |
3219 | checkColumnIndex(columnIndex); |
3220 | if (insertRow != null) { |
3221 | insertRow[columnIndex - 1] = v; |
3222 | } else { |
3223 | if (updateRow == null) { |
3224 | updateRow = new Value[columnCount]; |
3225 | } |
3226 | updateRow[columnIndex - 1] = v; |
3227 | } |
3228 | } |
3229 | |
3230 | private boolean nextRow() { |
3231 | boolean next = result.next(); |
3232 | if (!next && !scrollable) { |
3233 | result.close(); |
3234 | } |
3235 | return next; |
3236 | } |
3237 | |
3238 | private void resetResult() { |
3239 | if (!scrollable) { |
3240 | throw DbException.get(ErrorCode.RESULT_SET_NOT_SCROLLABLE); |
3241 | } |
3242 | result.reset(); |
3243 | } |
3244 | |
3245 | /** |
3246 | * [Not supported] Returns the value of the specified column as a row id. |
3247 | * |
3248 | * @param columnIndex (1,2,...) |
3249 | */ |
3250 | @Override |
3251 | public RowId getRowId(int columnIndex) throws SQLException { |
3252 | throw unsupported("rowId"); |
3253 | } |
3254 | |
3255 | /** |
3256 | * [Not supported] Returns the value of the specified column as a row id. |
3257 | * |
3258 | * @param columnLabel the column label |
3259 | */ |
3260 | @Override |
3261 | public RowId getRowId(String columnLabel) throws SQLException { |
3262 | throw unsupported("rowId"); |
3263 | } |
3264 | |
3265 | /** |
3266 | * [Not supported] Updates a column in the current or insert row. |
3267 | * |
3268 | * @param columnIndex (1,2,...) |
3269 | * @param x the value |
3270 | */ |
3271 | @Override |
3272 | public void updateRowId(int columnIndex, RowId x) throws SQLException { |
3273 | throw unsupported("rowId"); |
3274 | } |
3275 | |
3276 | /** |
3277 | * [Not supported] Updates a column in the current or insert row. |
3278 | * |
3279 | * @param columnLabel the column label |
3280 | * @param x the value |
3281 | */ |
3282 | @Override |
3283 | public void updateRowId(String columnLabel, RowId x) throws SQLException { |
3284 | throw unsupported("rowId"); |
3285 | } |
3286 | |
3287 | /** |
3288 | * Returns the current result set holdability. |
3289 | * |
3290 | * @return the holdability |
3291 | * @throws SQLException if the connection is closed |
3292 | */ |
3293 | @Override |
3294 | public int getHoldability() throws SQLException { |
3295 | try { |
3296 | debugCodeCall("getHoldability"); |
3297 | checkClosed(); |
3298 | return conn.getHoldability(); |
3299 | } catch (Exception e) { |
3300 | throw logAndConvert(e); |
3301 | } |
3302 | } |
3303 | |
3304 | /** |
3305 | * Returns whether this result set is closed. |
3306 | * |
3307 | * @return true if the result set is closed |
3308 | */ |
3309 | @Override |
3310 | public boolean isClosed() throws SQLException { |
3311 | try { |
3312 | debugCodeCall("isClosed"); |
3313 | return result == null; |
3314 | } catch (Exception e) { |
3315 | throw logAndConvert(e); |
3316 | } |
3317 | } |
3318 | |
3319 | /** |
3320 | * Updates a column in the current or insert row. |
3321 | * |
3322 | * @param columnIndex (1,2,...) |
3323 | * @param x the value |
3324 | * @throws SQLException if the result set is closed or not updatable |
3325 | */ |
3326 | @Override |
3327 | public void updateNString(int columnIndex, String x) throws SQLException { |
3328 | try { |
3329 | if (isDebugEnabled()) { |
3330 | debugCode("updateNString("+columnIndex+", "+quote(x)+");"); |
3331 | } |
3332 | update(columnIndex, x == null ? (Value) |
3333 | ValueNull.INSTANCE : ValueString.get(x)); |
3334 | } catch (Exception e) { |
3335 | throw logAndConvert(e); |
3336 | } |
3337 | } |
3338 | |
3339 | /** |
3340 | * Updates a column in the current or insert row. |
3341 | * |
3342 | * @param columnLabel the column label |
3343 | * @param x the value |
3344 | * @throws SQLException if the result set is closed or not updatable |
3345 | */ |
3346 | @Override |
3347 | public void updateNString(String columnLabel, String x) throws SQLException { |
3348 | try { |
3349 | if (isDebugEnabled()) { |
3350 | debugCode("updateNString("+quote(columnLabel)+", "+quote(x)+");"); |
3351 | } |
3352 | update(columnLabel, x == null ? (Value) ValueNull.INSTANCE : |
3353 | ValueString.get(x)); |
3354 | } catch (Exception e) { |
3355 | throw logAndConvert(e); |
3356 | } |
3357 | } |
3358 | |
3359 | /** |
3360 | * [Not supported] |
3361 | */ |
3362 | @Override |
3363 | public void updateNClob(int columnIndex, NClob x) throws SQLException { |
3364 | throw unsupported("NClob"); |
3365 | } |
3366 | |
3367 | /** |
3368 | * Updates a column in the current or insert row. |
3369 | * |
3370 | * @param columnIndex (1,2,...) |
3371 | * @param x the value |
3372 | * @throws SQLException if the result set is closed or not updatable |
3373 | */ |
3374 | @Override |
3375 | public void updateNClob(int columnIndex, Reader x) throws SQLException { |
3376 | updateClob(columnIndex, x, -1); |
3377 | } |
3378 | |
3379 | /** |
3380 | * Updates a column in the current or insert row. |
3381 | * |
3382 | * @param columnIndex (1,2,...) |
3383 | * @param x the value |
3384 | * @param length the length |
3385 | * @throws SQLException if the result set is closed or not updatable |
3386 | */ |
3387 | @Override |
3388 | public void updateNClob(int columnIndex, Reader x, long length) |
3389 | throws SQLException { |
3390 | updateClob(columnIndex, x, length); |
3391 | } |
3392 | |
3393 | /** |
3394 | * Updates a column in the current or insert row. |
3395 | * |
3396 | * @param columnLabel the column label |
3397 | * @param x the value |
3398 | * @throws SQLException if the result set is closed or not updatable |
3399 | */ |
3400 | @Override |
3401 | public void updateNClob(String columnLabel, Reader x) throws SQLException { |
3402 | updateClob(columnLabel, x, -1); |
3403 | } |
3404 | |
3405 | /** |
3406 | * Updates a column in the current or insert row. |
3407 | * |
3408 | * @param columnLabel the column label |
3409 | * @param x the value |
3410 | * @param length the length |
3411 | * @throws SQLException if the result set is closed or not updatable |
3412 | */ |
3413 | @Override |
3414 | public void updateNClob(String columnLabel, Reader x, long length) |
3415 | throws SQLException { |
3416 | updateClob(columnLabel, x, length); |
3417 | } |
3418 | |
3419 | /** |
3420 | * [Not supported] |
3421 | */ |
3422 | @Override |
3423 | public void updateNClob(String columnLabel, NClob x) throws SQLException { |
3424 | throw unsupported("NClob"); |
3425 | } |
3426 | |
3427 | /** |
3428 | * Returns the value of the specified column as a Clob. |
3429 | * |
3430 | * @param columnIndex (1,2,...) |
3431 | * @return the value |
3432 | * @throws SQLException if the column is not found or if the result set is |
3433 | * closed |
3434 | */ |
3435 | @Override |
3436 | public NClob getNClob(int columnIndex) throws SQLException { |
3437 | try { |
3438 | int id = getNextId(TraceObject.CLOB); |
3439 | debugCodeAssign("NClob", TraceObject.CLOB, id, "getNClob(" + columnIndex + ")"); |
3440 | Value v = get(columnIndex); |
3441 | return v == ValueNull.INSTANCE ? null : new JdbcClob(conn, v, id); |
3442 | } catch (Exception e) { |
3443 | throw logAndConvert(e); |
3444 | } |
3445 | } |
3446 | |
3447 | /** |
3448 | * Returns the value of the specified column as a Clob. |
3449 | * |
3450 | * @param columnLabel the column label |
3451 | * @return the value |
3452 | * @throws SQLException if the column is not found or if the result set is |
3453 | * closed |
3454 | */ |
3455 | @Override |
3456 | public NClob getNClob(String columnLabel) throws SQLException { |
3457 | try { |
3458 | int id = getNextId(TraceObject.CLOB); |
3459 | debugCodeAssign("NClob", TraceObject.CLOB, id, "getNClob(" + columnLabel + ")"); |
3460 | Value v = get(columnLabel); |
3461 | return v == ValueNull.INSTANCE ? null : new JdbcClob(conn, v, id); |
3462 | } catch (Exception e) { |
3463 | throw logAndConvert(e); |
3464 | } |
3465 | } |
3466 | |
3467 | /** |
3468 | * [Not supported] Returns the value of the specified column as a SQLXML |
3469 | * object. |
3470 | */ |
3471 | @Override |
3472 | public SQLXML getSQLXML(int columnIndex) throws SQLException { |
3473 | throw unsupported("SQLXML"); |
3474 | } |
3475 | |
3476 | /** |
3477 | * [Not supported] Returns the value of the specified column as a SQLXML |
3478 | * object. |
3479 | */ |
3480 | @Override |
3481 | public SQLXML getSQLXML(String columnLabel) throws SQLException { |
3482 | throw unsupported("SQLXML"); |
3483 | } |
3484 | |
3485 | /** |
3486 | * [Not supported] Updates a column in the current or insert row. |
3487 | */ |
3488 | @Override |
3489 | public void updateSQLXML(int columnIndex, SQLXML xmlObject) |
3490 | throws SQLException { |
3491 | throw unsupported("SQLXML"); |
3492 | } |
3493 | |
3494 | /** |
3495 | * [Not supported] Updates a column in the current or insert row. |
3496 | */ |
3497 | @Override |
3498 | public void updateSQLXML(String columnLabel, SQLXML xmlObject) |
3499 | throws SQLException { |
3500 | throw unsupported("SQLXML"); |
3501 | } |
3502 | |
3503 | /** |
3504 | * Returns the value of the specified column as a String. |
3505 | * |
3506 | * @param columnIndex (1,2,...) |
3507 | * @return the value |
3508 | * @throws SQLException if the column is not found or if the result set is |
3509 | * closed |
3510 | */ |
3511 | @Override |
3512 | public String getNString(int columnIndex) throws SQLException { |
3513 | try { |
3514 | debugCodeCall("getNString", columnIndex); |
3515 | return get(columnIndex).getString(); |
3516 | } catch (Exception e) { |
3517 | throw logAndConvert(e); |
3518 | } |
3519 | } |
3520 | |
3521 | /** |
3522 | * Returns the value of the specified column as a String. |
3523 | * |
3524 | * @param columnLabel the column label |
3525 | * @return the value |
3526 | * @throws SQLException if the column is not found or if the result set is |
3527 | * closed |
3528 | */ |
3529 | @Override |
3530 | public String getNString(String columnLabel) throws SQLException { |
3531 | try { |
3532 | debugCodeCall("getNString", columnLabel); |
3533 | return get(columnLabel).getString(); |
3534 | } catch (Exception e) { |
3535 | throw logAndConvert(e); |
3536 | } |
3537 | } |
3538 | |
3539 | /** |
3540 | * Returns the value of the specified column as a reader. |
3541 | * |
3542 | * @param columnIndex (1,2,...) |
3543 | * @return the value |
3544 | * @throws SQLException if the column is not found or if the result set is |
3545 | * closed |
3546 | */ |
3547 | @Override |
3548 | public Reader getNCharacterStream(int columnIndex) throws SQLException { |
3549 | try { |
3550 | debugCodeCall("getNCharacterStream", columnIndex); |
3551 | return get(columnIndex).getReader(); |
3552 | } catch (Exception e) { |
3553 | throw logAndConvert(e); |
3554 | } |
3555 | } |
3556 | |
3557 | /** |
3558 | * Returns the value of the specified column as a reader. |
3559 | * |
3560 | * @param columnLabel the column label |
3561 | * @return the value |
3562 | * @throws SQLException if the column is not found or if the result set is |
3563 | * closed |
3564 | */ |
3565 | @Override |
3566 | public Reader getNCharacterStream(String columnLabel) throws SQLException { |
3567 | try { |
3568 | debugCodeCall("getNCharacterStream", columnLabel); |
3569 | return get(columnLabel).getReader(); |
3570 | } catch (Exception e) { |
3571 | throw logAndConvert(e); |
3572 | } |
3573 | } |
3574 | |
3575 | /** |
3576 | * Updates a column in the current or insert row. |
3577 | * |
3578 | * @param columnIndex (1,2,...) |
3579 | * @param x the value |
3580 | * @throws SQLException if the result set is closed or not updatable |
3581 | */ |
3582 | @Override |
3583 | public void updateNCharacterStream(int columnIndex, Reader x) |
3584 | throws SQLException { |
3585 | updateNCharacterStream(columnIndex, x, -1); |
3586 | } |
3587 | |
3588 | /** |
3589 | * Updates a column in the current or insert row. |
3590 | * |
3591 | * @param columnIndex (1,2,...) |
3592 | * @param x the value |
3593 | * @param length the number of characters |
3594 | * @throws SQLException if the result set is closed or not updatable |
3595 | */ |
3596 | @Override |
3597 | public void updateNCharacterStream(int columnIndex, Reader x, long length) |
3598 | throws SQLException { |
3599 | try { |
3600 | if (isDebugEnabled()) { |
3601 | debugCode("updateNCharacterStream("+columnIndex+", x, "+length+"L);"); |
3602 | } |
3603 | checkClosed(); |
3604 | Value v = conn.createClob(x, length); |
3605 | update(columnIndex, v); |
3606 | } catch (Exception e) { |
3607 | throw logAndConvert(e); |
3608 | } |
3609 | } |
3610 | |
3611 | /** |
3612 | * Updates a column in the current or insert row. |
3613 | * |
3614 | * @param columnLabel the column label |
3615 | * @param x the value |
3616 | * @throws SQLException if the result set is closed or not updatable |
3617 | */ |
3618 | @Override |
3619 | public void updateNCharacterStream(String columnLabel, Reader x) |
3620 | throws SQLException { |
3621 | updateNCharacterStream(columnLabel, x, -1); |
3622 | } |
3623 | |
3624 | /** |
3625 | * Updates a column in the current or insert row. |
3626 | * |
3627 | * @param columnLabel the column label |
3628 | * @param x the value |
3629 | * @param length the number of characters |
3630 | * @throws SQLException if the result set is closed or not updatable |
3631 | */ |
3632 | @Override |
3633 | public void updateNCharacterStream(String columnLabel, Reader x, long length) |
3634 | throws SQLException { |
3635 | try { |
3636 | if (isDebugEnabled()) { |
3637 | debugCode("updateNCharacterStream("+quote(columnLabel)+", x, "+length+"L);"); |
3638 | } |
3639 | checkClosed(); |
3640 | Value v = conn.createClob(x, length); |
3641 | update(columnLabel, v); |
3642 | } catch (Exception e) { |
3643 | throw logAndConvert(e); |
3644 | } |
3645 | } |
3646 | |
3647 | /** |
3648 | * Return an object of this class if possible. |
3649 | * |
3650 | * @param iface the class |
3651 | * @return this |
3652 | */ |
3653 | @Override |
3654 | @SuppressWarnings("unchecked") |
3655 | public <T> T unwrap(Class<T> iface) throws SQLException { |
3656 | if (isWrapperFor(iface)) { |
3657 | return (T) this; |
3658 | } |
3659 | throw DbException.getInvalidValueException("iface", iface); |
3660 | } |
3661 | |
3662 | /** |
3663 | * Checks if unwrap can return an object of this class. |
3664 | * |
3665 | * @param iface the class |
3666 | * @return whether or not the interface is assignable from this class |
3667 | */ |
3668 | @Override |
3669 | public boolean isWrapperFor(Class<?> iface) throws SQLException { |
3670 | return iface != null && iface.isAssignableFrom(getClass()); |
3671 | } |
3672 | |
3673 | /** |
3674 | * [Not supported] |
3675 | * |
3676 | * @param columnIndex the column index (1, 2, ...) |
3677 | * @param type the class of the returned value |
3678 | */ |
3679 | //## Java 1.7 ## |
3680 | @Override |
3681 | public <T> T getObject(int columnIndex, Class<T> type) { |
3682 | return null; |
3683 | } |
3684 | //*/ |
3685 | |
3686 | /** |
3687 | * [Not supported] |
3688 | * |
3689 | * @param columnName the column name |
3690 | * @param type the class of the returned value |
3691 | */ |
3692 | //## Java 1.7 ## |
3693 | @Override |
3694 | public <T> T getObject(String columnName, Class<T> type) { |
3695 | return null; |
3696 | } |
3697 | //*/ |
3698 | |
3699 | /** |
3700 | * INTERNAL |
3701 | */ |
3702 | @Override |
3703 | public String toString() { |
3704 | return getTraceObjectName() + ": " + result; |
3705 | } |
3706 | |
3707 | private void patchCurrentRow(Value[] row) { |
3708 | boolean changed = false; |
3709 | Value[] current = result.currentRow(); |
3710 | CompareMode mode = conn.getCompareMode(); |
3711 | for (int i = 0; i < row.length; i++) { |
3712 | if (row[i].compareTo(current[i], mode) != 0) { |
3713 | changed = true; |
3714 | break; |
3715 | } |
3716 | } |
3717 | if (patchedRows == null) { |
3718 | patchedRows = New.hashMap(); |
3719 | } |
3720 | Integer rowId = result.getRowId(); |
3721 | if (!changed) { |
3722 | patchedRows.remove(rowId); |
3723 | } else { |
3724 | patchedRows.put(rowId, row); |
3725 | } |
3726 | } |
3727 | |
3728 | private Value convertToUnknownValue(Object x) { |
3729 | checkClosed(); |
3730 | return DataType.convertToValue(conn.getSession(), x, Value.UNKNOWN); |
3731 | } |
3732 | |
3733 | private void checkUpdatable() { |
3734 | checkClosed(); |
3735 | if (!updatable) { |
3736 | throw DbException.get(ErrorCode.RESULT_SET_READONLY); |
3737 | } |
3738 | } |
3739 | |
3740 | } |