Source Code Cross Referenced for TestConnection.java in  » RSS-RDF » Jena-2.5.5 » com » hp » hpl » jena » db » test » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » RSS RDF » Jena 2.5.5 » com.hp.hpl.jena.db.test 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:          (c) Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
003:          [See end of file]
004:          $Id: TestConnection.java,v 1.32 2008/01/02 12:08:13 andy_seaborne Exp $
005:         */
006:
007:        package com.hp.hpl.jena.db.test;
008:
009:        /**
010:         * 
011:         * This tests basic open/create operations on the modelRDB.
012:         * 
013:         * To run, you must have a mySQL database operational on
014:         * localhost with a database name of "test" and allow use
015:         * by a user named "test" with an empty password.
016:         * 
017:         * (based in part on model tests written earlier by bwm and kers)
018:         * 
019:         * @author csayers
020:         * @version 0.1
021:         */
022:
023:        import org.apache.commons.logging.Log;
024:        import org.apache.commons.logging.LogFactory;
025:
026:        import com.hp.hpl.jena.db.*;
027:        import com.hp.hpl.jena.db.impl.IRDBDriver;
028:
029:        import junit.framework.*;
030:
031:        import com.hp.hpl.jena.rdf.model.*;
032:        import com.hp.hpl.jena.shared.*;
033:        import com.hp.hpl.jena.vocabulary.DB;
034:
035:        public class TestConnection extends TestCase {
036:
037:            protected static Log logger = LogFactory
038:                    .getLog(TestConnection.class);
039:
040:            String DefModel = GraphRDB.DEFAULT;
041:
042:            public TestConnection(String name) {
043:                super (name);
044:            }
045:
046:            public static TestSuite suite() {
047:                return new TestSuite(TestConnection.class);
048:            }
049:
050:            protected void setUp() throws java.lang.Exception {
051:            }
052:
053:            protected void tearDown() throws java.lang.Exception {
054:            }
055:
056:            private static void loadClass() {
057:                try {
058:                    Class.forName(TestPackage.M_DBDRIVER_CLASS);
059:                } catch (Exception e) {
060:                    throw new JenaException(e);
061:                }
062:            }
063:
064:            public static IDBConnection makeTestConnection() {
065:                loadClass();
066:                return new DBConnection(TestPackage.M_DB_URL,
067:                        TestPackage.M_DB_USER, TestPackage.M_DB_PASSWD,
068:                        TestPackage.M_DB);
069:            }
070:
071:            public static IDBConnection makeAndCleanTestConnection() {
072:                IDBConnection result = makeTestConnection();
073:                boolean tryClean = true;
074:                boolean didClean = false;
075:                boolean tryUnlock = true;
076:                String err = null;
077:                while (tryClean && !didClean) {
078:                    try {
079:                        result.cleanDB();
080:                        didClean = true;
081:                    } catch (Exception e) {
082:                        err = err + "\n" + e;
083:                        if (tryUnlock) {
084:                            tryUnlock = false;
085:                            if (result.getDriver().DBisLocked())
086:                                try {
087:                                    result.getDriver().unlockDB();
088:                                } catch (Exception e1) {
089:                                    err = err + "\n" + e1;
090:                                }
091:                        } else
092:                            tryClean = false;
093:                    }
094:                }
095:                if (didClean == false)
096:                    throw new JenaException("Failed to clean database.\n" + err);
097:                return result;
098:            }
099:
100:            /*	public void testNoClass() throws java.lang.Exception {
101:             try {
102:             IDBConnection conn = new DBConnection(
103:             TestPackage.M_DB_URL, 
104:             TestPackage.M_DB_USER, 
105:             TestPackage.M_DB_PASSWD, 
106:             TestPackage.M_DB);
107:             conn.cleanDB();
108:             assertTrue(false); // should not get here
109:             } catch (Exception e) {
110:             }
111:             } */
112:
113:            public void testRecovery() throws java.lang.Exception {
114:                IDBConnection conn = makeAndCleanTestConnection();
115:                ModelRDB m = null;
116:                try {
117:                    m = ModelRDB.createModel(conn, "myName");
118:                    m.close();
119:                } catch (Exception e) {
120:                    assertTrue(false);
121:                }
122:                try {
123:                    m = ModelRDB.createModel(conn, "myName");
124:                    assertTrue(false);
125:                } catch (Exception e) {
126:                }
127:                conn.close();
128:            }
129:
130:            public void testDBConnect() throws java.lang.Exception {
131:                IDBConnection conn = makeTestConnection();
132:                conn.close();
133:            }
134:
135:            public void testBadConnection() throws java.lang.Exception {
136:                /*
137:                 * try { IDBConnection conn = new DBConnection( "Bad URL",
138:                 * TestPackage.M_DB_USER, TestPackage.M_DB_PASSWD, TestPackage.M_DB);
139:                 * conn.cleanDB(); assertTrue(false); // should not get here } catch
140:                 * (Exception e) { }
141:                 */
142:                try {
143:                    IDBConnection conn = new DBConnection(TestPackage.M_DB_URL,
144:                            TestPackage.M_DB_USER, TestPackage.M_DB_PASSWD,
145:                            "Bad DB");
146:                    conn.cleanDB();
147:                    assertTrue(false); // should not get here
148:                } catch (Exception e) {
149:                }
150:            }
151:
152:            public void testConstructDefaultModel() throws java.lang.Exception {
153:                IDBConnection conn = makeAndCleanTestConnection();
154:                ModelRDB m = ModelRDB.createModel(conn);
155:                m.remove();
156:                conn.close();
157:            }
158:
159:            public void testConstructAndOpenDefaultModel()
160:                    throws java.lang.Exception {
161:                IDBConnection conn = makeAndCleanTestConnection();
162:                ModelRDB m = ModelRDB.createModel(conn);
163:                m.close();
164:                ModelRDB m2 = ModelRDB.open(conn);
165:                m2.remove();
166:                conn.close();
167:            }
168:
169:            public void testConstructNamedModel() throws java.lang.Exception {
170:                IDBConnection conn = makeAndCleanTestConnection();
171:                ModelRDB m = ModelRDB.createModel(conn, "myName");
172:                m.remove();
173:                conn.close();
174:            }
175:
176:            public void testBadNamedModel() throws java.lang.Exception {
177:                IDBConnection conn = makeAndCleanTestConnection();
178:                ModelRDB m = null;
179:                try {
180:                    m = ModelRDB.createModel(conn, DefModel);
181:                    assertTrue(false);
182:                } catch (Exception e) {
183:                }
184:                conn.close();
185:            }
186:
187:            public void testBadNamedFactoryModel() throws java.lang.Exception {
188:                IDBConnection conn = makeAndCleanTestConnection();
189:                ModelMaker maker = ModelFactory.createModelRDBMaker(conn);
190:                Model m = null;
191:                try {
192:                    m = maker.createModel(DefModel);
193:                    assertTrue(false);
194:                } catch (Exception e) {
195:                }
196:                conn.close();
197:            }
198:
199:            public void testReconstructDefaultModel()
200:                    throws java.lang.Exception {
201:                IDBConnection conn = makeAndCleanTestConnection();
202:                ModelRDB m = ModelRDB.createModel(conn);
203:                m.remove();
204:                ModelRDB m1 = ModelRDB.createModel(conn);
205:                m1.remove();
206:                conn.close();
207:            }
208:
209:            public void testReconstructNamedModel() throws java.lang.Exception {
210:                IDBConnection conn = makeAndCleanTestConnection();
211:                ModelRDB m = ModelRDB.createModel(conn, "myName");
212:                m.remove();
213:                ModelRDB m1 = ModelRDB.createModel(conn, "myName");
214:                m1.remove();
215:                conn.close();
216:            }
217:
218:            public void testConstructAndOpenNamedModel()
219:                    throws java.lang.Exception {
220:                IDBConnection conn = makeAndCleanTestConnection();
221:                ModelRDB m = ModelRDB.createModel(conn, "myName");
222:                m.close();
223:                ModelRDB m2 = ModelRDB.open(conn, "myName");
224:                m2.remove();
225:                conn.close();
226:            }
227:
228:            public void testConstructParamaterizedModel()
229:                    throws java.lang.Exception {
230:                IDBConnection conn = makeAndCleanTestConnection();
231:                ModelRDB m = ModelRDB.createModel(conn, ModelRDB
232:                        .getDefaultModelProperties(conn));
233:                m.remove();
234:                conn.close();
235:            }
236:
237:            public void testConstructAndOpenParamaterizedModel()
238:                    throws java.lang.Exception {
239:                IDBConnection conn = makeAndCleanTestConnection();
240:                ModelRDB m = ModelRDB.createModel(conn, ModelRDB
241:                        .getDefaultModelProperties(conn));
242:                m.close();
243:                ModelRDB m2 = ModelRDB.open(conn);
244:                m2.remove();
245:                conn.close();
246:            }
247:
248:            public void testConstructNamedParamaterizedModel()
249:                    throws java.lang.Exception {
250:                IDBConnection conn = makeAndCleanTestConnection();
251:                ModelRDB m = ModelRDB.createModel(conn, "myName", ModelRDB
252:                        .getDefaultModelProperties(conn));
253:                m.remove();
254:                conn.close();
255:            }
256:
257:            public void testConstructAndOpenNamedParamaterizedModel()
258:                    throws java.lang.Exception {
259:                IDBConnection conn = makeAndCleanTestConnection();
260:                ModelRDB m = ModelRDB.createModel(conn, "myName", ModelRDB
261:                        .getDefaultModelProperties(conn));
262:                m.close();
263:                ModelRDB m2 = ModelRDB.open(conn, "myName");
264:                m2.remove();
265:                conn.close();
266:            }
267:
268:            public void testOpenNamedNonExistentModel()
269:                    throws java.lang.Exception {
270:                IDBConnection conn = makeTestConnection();
271:                try {
272:                    ModelRDB m2 = ModelRDB.open(conn, "myName");
273:                    m2.remove();
274:                    conn.close();
275:                    assertTrue("Successfully opened non-existent model", false);
276:                } catch (RDFRDBException e) {
277:                    conn.close();
278:                }
279:            }
280:
281:            public void testOpenUnnamedNonExistentModel()
282:                    throws java.lang.Exception {
283:                IDBConnection conn = makeTestConnection();
284:                try {
285:                    conn.cleanDB();
286:                    ModelRDB m2 = ModelRDB.open(conn);
287:                    m2.remove();
288:                    conn.close();
289:                    assertTrue(
290:                            "Successfully opened unnamed non-existent model",
291:                            false);
292:                } catch (RDFRDBException e) {
293:                    conn.close();
294:                }
295:            }
296:
297:            public void testCreateExistingModel() throws java.lang.Exception {
298:                IDBConnection conn = makeAndCleanTestConnection();
299:                ModelRDB m = ModelRDB.createModel(conn, "myName", ModelRDB
300:                        .getDefaultModelProperties(conn));
301:                try {
302:                    ModelRDB m2 = ModelRDB.createModel(conn, "myName", ModelRDB
303:                            .getDefaultModelProperties(conn));
304:                    m.remove();
305:                    m2.remove();
306:                    conn.close();
307:                    assertTrue("Successfully created pre-existing model", false);
308:                } catch (RDFRDBException e) {
309:                    m.remove();
310:                    conn.close();
311:                }
312:            }
313:
314:            public void addToDBGraphProp(Model model, Property prop, String val) {
315:                // first, get URI of the graph
316:                StmtIterator iter = model.listStatements(new SimpleSelector(
317:                        null, DB.graphName, (RDFNode) null));
318:                assertTrue(iter.hasNext());
319:
320:                Statement stmt = iter.nextStatement();
321:                assertTrue(iter.hasNext() == false);
322:                Resource graphURI = stmt.getSubject();
323:                Literal l = model.createLiteral(val);
324:                Statement s = model.createStatement(graphURI, prop, l);
325:                model.add(s);
326:                assertTrue(model.contains(s));
327:            }
328:
329:            public void testConstructDefSchemaModel()
330:                    throws java.lang.Exception {
331:                IDBConnection conn = makeAndCleanTestConnection();
332:                conn.getDriver().setStoreWithModel("");
333:                // Model props = ModelRDB.getDefaultModelProperties(conn);
334:                // addToDBGraphProp(props,DB.graphDBSchema,DefModel);
335:                // ModelRDB m = ModelRDB.createModel(conn, props);
336:                ModelRDB m = ModelRDB.createModel(conn);
337:                m.remove();
338:                conn.close();
339:            }
340:
341:            public void testConstructBadSchemaModel()
342:                    throws java.lang.Exception {
343:                IDBConnection conn = makeAndCleanTestConnection();
344:                // Model props = ModelRDB.getDefaultModelProperties(conn);
345:                // addToDBGraphProp(props,DB.graphDBSchema,"SCHEMA_DOES_NOT_EXIST");
346:                conn.getDriver().setStoreWithModel(DefModel);
347:                try {
348:                    // ModelRDB m = ModelRDB.createModel(conn, props);
349:                    ModelRDB m = ModelRDB.createModel(conn);
350:                    m.remove();
351:                    assertFalse("Created model with non-existent schema", true);
352:                } catch (RDFRDBException e) {
353:                }
354:                conn.getDriver().setStoreWithModel("MODEL_DOES_NOT_EXIST");
355:                try {
356:                    // ModelRDB m = ModelRDB.createModel(conn, props);
357:                    ModelRDB m = ModelRDB.createModel(conn);
358:                    m.remove();
359:                    assertFalse("Created model with non-existent schema", true);
360:                } catch (RDFRDBException e) {
361:                }
362:                conn.close();
363:            }
364:
365:            public void testConstructNamedModelDefSchema()
366:                    throws java.lang.Exception {
367:                // this named model uses the default schema
368:                IDBConnection conn = makeAndCleanTestConnection();
369:                // Model props = ModelRDB.getDefaultModelProperties(conn);
370:                // addToDBGraphProp(props,DB.graphDBSchema,DefModel);
371:                conn.getDriver().setStoreWithModel(null);
372:                // ModelRDB m = ModelRDB.createModel(conn, "myName", props);
373:                ModelRDB m = ModelRDB.createModel(conn, "myName");
374:                m.remove();
375:                conn.close();
376:            }
377:
378:            public void testConstructNamedModelDefSchema1()
379:                    throws java.lang.Exception {
380:                // same as testConstructNamedModelDefSchema except the default model already exists.
381:                // should new model should share tables with default. no way now to verify this
382:                // from the API though. have to check it manually.
383:                IDBConnection conn = makeAndCleanTestConnection();
384:                // ModelRDB mdef = ModelRDB.createModel(conn, ModelRDB.getDefaultModelProperties(conn));
385:                // Model props = ModelRDB.getDefaultModelProperties(conn);
386:                // addToDBGraphProp(props,DB.graphDBSchema,DefModel);
387:                // ModelRDB m = ModelRDB.createModel(conn, "myName", props);
388:                ModelRDB mdef = ModelRDB.createModel(conn);
389:                conn.getDriver().setStoreWithModel(DefModel);
390:                ModelRDB m = ModelRDB.createModel(conn, "myName");
391:                mdef.remove();
392:                m.remove();
393:                conn.close();
394:            }
395:
396:            public void testConstructNamedModelDefSchema2()
397:                    throws java.lang.Exception {
398:                // similar to testConstructNamedModelDefSchema1 except the newly created
399:                // model should not share the default schema.
400:                IDBConnection conn = makeAndCleanTestConnection();
401:                // ModelRDB mdef = ModelRDB.createModel(conn, ModelRDB.getDefaultModelProperties(conn));
402:                // Model props = ModelRDB.getDefaultModelProperties(conn);
403:                // addToDBGraphProp(props,DB.graphDBSchema,DefModel);
404:                // ModelRDB m = ModelRDB.createModel(conn, "myName", props);
405:                ModelRDB mdef = ModelRDB.createModel(conn);
406:                conn.getDriver().setStoreWithModel(null);
407:                ModelRDB m = ModelRDB.createModel(conn, "myName");
408:                mdef.remove();
409:                m.remove();
410:                conn.close();
411:            }
412:
413:            public void testConstructNamedModelSchema()
414:                    throws java.lang.Exception {
415:                // construct two named models that share a schema
416:                IDBConnection conn = makeAndCleanTestConnection();
417:                // ModelRDB m1 = ModelRDB.createModel(conn, "model1", ModelRDB.getDefaultModelProperties(conn));
418:                ModelRDB m1 = ModelRDB.createModel(conn, "model1");
419:                // Model props = ModelRDB.getDefaultModelProperties(conn);
420:                // addToDBGraphProp(props,DB.graphDBSchema,"model1");
421:                // ModelRDB m2 = ModelRDB.createModel(conn, "model2", props);
422:                conn.getDriver().setStoreWithModel("model1");
423:                ModelRDB m2 = ModelRDB.createModel(conn, "model2");
424:                m1.remove();
425:                m2.remove();
426:                conn.close();
427:            }
428:
429:            public void testNamedPrefixedModel() throws java.lang.Exception {
430:                IDBConnection conn = makeAndCleanTestConnection();
431:                IRDBDriver d = conn.getDriver();
432:                d.setTableNamePrefix("foo_");
433:                conn.cleanDB(); // just in case any crud lying about from previous test
434:                ModelRDB m = ModelRDB.createModel(conn, "myName");
435:                m.remove();
436:                conn.cleanDB();
437:                conn.close();
438:            }
439:
440:            public void testNamedPrefixedPersists() throws java.lang.Exception {
441:                IDBConnection conn = makeTestConnection();
442:                IRDBDriver d = conn.getDriver();
443:                String pfx = "foo_";
444:                d.setTableNamePrefix(pfx);
445:                conn.cleanDB(); // just in case any crud lying about from previous test
446:                ModelRDB m = ModelRDB.createModel(conn, "myName");
447:                m.close();
448:                conn.close();
449:                conn = makeTestConnection();
450:                d = conn.getDriver();
451:                d.setTableNamePrefix(pfx);
452:                m = ModelRDB.open(conn, "myName");
453:                assertTrue(d.getTableNamePrefix().equalsIgnoreCase(pfx));
454:                conn.cleanDB();
455:            }
456:
457:            public void testNamedPrefixFailure() throws java.lang.Exception {
458:                IDBConnection conn = makeAndCleanTestConnection();
459:                IRDBDriver d = conn.getDriver();
460:                String longPfx = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
461:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
462:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
463:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
464:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
465:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
466:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
467:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
468:                        + "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
469:                try {
470:                    d.setTableNamePrefix(longPfx);
471:                    assertTrue(false); // should not get here
472:                } catch (Exception e) {
473:                }
474:                ModelRDB m = ModelRDB.createModel(conn);
475:                try {
476:                    d.setTableNamePrefix("foo_");
477:                    assertTrue(false); // should not get here
478:                } catch (Exception e) {
479:                }
480:                m.close();
481:                conn.close();
482:            }
483:
484:            // helper class to sync threads
485:            public class syncOnCount {
486:                private int count;
487:
488:                public syncOnCount() {
489:                    count = 0;
490:                }
491:
492:                public synchronized boolean testCount(int i) {
493:                    return count >= i;
494:                }
495:
496:                public void incCount() {
497:                    incCount(1);
498:                }
499:
500:                public synchronized void incCount(int N) {
501:                    count = count + N;
502:                }
503:
504:                public void waitOnCount(int cnt) {
505:                    int i = 0;
506:                    for (i = 0; i < 100; i++)
507:                        try {
508:                            //System.err.println(cnt+"/"+count) ;
509:                            if (testCount(cnt))
510:                                break;
511:                            Thread.yield();
512:                            Thread.sleep(1000);
513:                        } catch (Exception e) {
514:                            throw new RuntimeException(
515:                                    "waitOnCount interrupted" + e);
516:                        }
517:                    if (!testCount(cnt)) {
518:                        System.err.println();
519:                        System.err.println("Expected=" + cnt + " Actual="
520:                                + count);
521:                        assertTrue("waitOnCount", false);
522:                    }
523:                }
524:
525:            }
526:
527:            syncOnCount s;
528:            volatile String msg = "";
529:
530:            public void testConcurrentThread() {
531:
532:                class thread1 extends Thread {
533:                    syncOnCount s;
534:
535:                    public thread1(syncOnCount sc) {
536:                        super ("thread1");
537:                        s = sc;
538:                    }
539:
540:                    public void run() {
541:                        IDBConnection conn = makeAndCleanTestConnection();
542:                        //                try {
543:                        //                    // 0, 1, 2, 4, 8
544:                        //                    System.err.println("Connection.TRANSACTION_NONE = "+Connection.TRANSACTION_NONE) ;
545:                        //                    System.err.println("Connection.TRANSACTION_READ_UNCOMMITTED = "+Connection.TRANSACTION_READ_UNCOMMITTED) ;
546:                        //                    System.err.println("Connection.TRANSACTION_READ_COMMITTED = "+Connection.TRANSACTION_READ_COMMITTED) ;
547:                        //                    System.err.println("Connection.TRANSACTION_REPEATABLE_READ = "+Connection.TRANSACTION_REPEATABLE_READ) ;
548:                        //                    System.err.println("Connection.TRANSACTION_SERIALIZABLE = "+Connection.TRANSACTION_SERIALIZABLE) ;
549:                        //                    System.err.println("Level: "+conn.getConnection().getTransactionIsolation()) ;
550:                        //                } catch (Exception e) {}
551:
552:                        try {
553:                            ModelRDB foo = ModelRDB.createModel(conn, "foo");
554:                            s.incCount(); // count is now 1
555:                            s.waitOnCount(2);
556:                            Resource u = foo.createResource("test#subject");
557:                            Property p = foo.createProperty("test#predicate");
558:                            Resource o = foo.createResource("test#object");
559:                            Statement stmt = foo.createStatement(u, p, o);
560:                            if (foo.contains(stmt))
561:                                synchronized (msg) {
562:                                    if (msg.length() == 0)
563:                                        msg = "Thread 1 can see uncommited statement";
564:                                    s.incCount(99);
565:                                    return;
566:                                }
567:
568:                            //assertFalse(foo.contains(stmt));
569:                            s.incCount();
570:                            s.waitOnCount(4);
571:                            if (!foo.contains(stmt))
572:                                synchronized (msg) {
573:                                    if (msg.length() == 0)
574:                                        msg = "Thread 1 can't see commited statement";
575:                                    s.incCount(99);
576:                                    return;
577:                                }
578:                            //assertTrue(foo.contains(stmt));
579:                            foo.remove(stmt);
580:                            s.incCount();
581:                        } finally {
582:                            try {
583:                                conn.close();
584:                            } catch (Exception e) {
585:                                e.printStackTrace();
586:                            }
587:                        }
588:                    }
589:                }
590:
591:                class thread2 extends Thread {
592:                    syncOnCount s;
593:
594:                    public thread2(syncOnCount sc) {
595:                        super ("thread2");
596:                        s = sc;
597:                    }
598:
599:                    public void run() {
600:                        s.waitOnCount(1);
601:                        IDBConnection conn = makeTestConnection();
602:
603:                        try {
604:                            ModelRDB foo = ModelRDB.open(conn, "foo");
605:                            foo.begin();
606:                            Resource u = foo.createResource("test#subject");
607:                            Property p = foo.createProperty("test#predicate");
608:                            Resource o = foo.createResource("test#object");
609:                            Statement stmt = foo.createStatement(u, p, o);
610:                            foo.add(stmt);
611:                            s.incCount();
612:                            s.waitOnCount(3);
613:                            if (!foo.contains(stmt))
614:                                synchronized (msg) {
615:                                    if (msg.length() == 0)
616:                                        msg = "Thread 2 can't see statement it just added";
617:                                    s.incCount(99);
618:                                    return;
619:                                }
620:                            //assertTrue(foo.contains(stmt));
621:                            try {
622:                                foo.commit();
623:                            } catch (Exception e) {
624:                                if (msg.length() == 0)
625:                                    msg = "Failed to commit transaction: "
626:                                            + e.getMessage();
627:                                return;
628:                            }
629:                            s.incCount(); // wake up thread 1
630:                            s.waitOnCount(5); // thread1 has now removed stmt
631:                            //assertFalse(foo.contains(stmt));
632:                            if (foo.contains(stmt))
633:                                synchronized (msg) {
634:                                    if (msg.length() == 0)
635:                                        msg = "Thread 2 can see statement thread 1 should have removed";
636:                                    s.incCount(99);
637:                                    return;
638:                                }
639:
640:                        } finally {
641:                            try {
642:                                conn.close();
643:                            } catch (Exception e) {
644:                                e.printStackTrace();
645:                            }
646:                        }
647:                    }
648:                }
649:
650:                if (!TestPackage.M_DBCONCURRENT) {
651:                    logger.warn("Transaction isolation test surpressed");
652:                    return;
653:                }
654:                syncOnCount s = new syncOnCount();
655:                Thread t1 = new thread1(s);
656:                Thread t2 = new thread2(s);
657:                t2.start();
658:                t1.start();
659:                try {
660:                    t1.join();
661:                    t2.join();
662:                } catch (Exception e) {
663:                    assertTrue(false);
664:                }
665:                if (msg != null && msg.length() > 0)
666:                    assertTrue(msg, false);
667:
668:            }
669:
670:            public void testDBMutex() {
671:                IDBConnection conn = makeAndCleanTestConnection();
672:                IRDBDriver d = conn.getDriver();
673:
674:                d.lockDB();
675:                try {
676:                    ModelRDB foo = ModelRDB.createModel(conn, "foo");
677:                    assertTrue(false); // db lock should prevent model create
678:                } catch (Exception e) {
679:                }
680:
681:                d.unlockDB();
682:
683:                if (d.isDBFormatOK())
684:                    assertTrue(false); // db contains no model
685:
686:                if (conn.containsModel("foo"))
687:                    assertTrue(false);
688:
689:                // check that containsModel does not format db
690:                if (d.isDBFormatOK())
691:                    assertTrue(false); // db contains no model
692:
693:                ModelRDB foo = ModelRDB.createModel(conn, "foo");
694:
695:                if (d.isDBFormatOK() == false)
696:                    assertTrue(false); // db should be formatted
697:
698:                if (conn.containsModel("foo") == false)
699:                    assertTrue(false);
700:
701:                if (conn.containsModel("bar"))
702:                    assertTrue(false);
703:
704:                // now, delete a system table so db fmt is bad
705:                d.deleteTable(d.getSystemTableName(0));
706:
707:                if (d.isDBFormatOK())
708:                    assertTrue(false); // db should not be formatted
709:
710:                try {
711:                    conn.close();
712:                } catch (Exception e) {
713:                    assertTrue(false);
714:                }
715:
716:                conn = makeTestConnection();
717:                d = conn.getDriver();
718:
719:                if (conn.containsModel("foo"))
720:                    assertTrue(false);
721:
722:                if (d.isDBFormatOK())
723:                    assertTrue(false); // db should still not be formatted
724:
725:                // following should format db
726:                ModelRDB bar = ModelRDB.createModel(conn, "bar");
727:
728:                if (d.isDBFormatOK() == false)
729:                    assertTrue(false); // db should be formatted
730:
731:                if (conn.containsModel("foo"))
732:                    assertTrue(false);
733:
734:                if (conn.containsModel("bar") == false)
735:                    assertTrue(false);
736:
737:                bar.begin();
738:
739:                try {
740:                    bar.remove(); // should fail due to active xact
741:                    assertTrue(false);
742:                } catch (Exception e) {
743:                }
744:
745:                bar.abort();
746:
747:                bar.remove();
748:
749:                try {
750:                    conn.close();
751:                } catch (Exception e) {
752:                    assertTrue(false);
753:                }
754:            }
755:
756:        }
757:
758:        /*
759:         (c) Copyright 2002, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
760:         All rights reserved.
761:
762:         Redistribution and use in source and binary forms, with or without
763:         modification, are permitted provided that the following conditions
764:         are met:
765:
766:         1. Redistributions of source code must retain the above copyright
767:         notice, this list of conditions and the following disclaimer.
768:
769:         2. Redistributions in binary form must reproduce the above copyright
770:         notice, this list of conditions and the following disclaimer in the
771:         documentation and/or other materials provided with the distribution.
772:
773:         3. The name of the author may not be used to endorse or promote products
774:         derived from this software without specific prior written permission.
775:
776:         THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
777:         IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
778:         OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
779:         IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
780:         INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
781:         NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
782:         DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
783:         THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
784:         (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
785:         THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
786:         */
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