Source Code Cross Referenced for RepositoryConnectionTest.java in  » RSS-RDF » sesame » org » openrdf » repository » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » RSS RDF » sesame » org.openrdf.repository 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


0001:/*
0002: * Copyright Aduna (http://www.aduna-software.com/) (c) 1997-2007.
0003: *
0004: * Licensed under the Aduna BSD-style license.
0005: */
0006:package org.openrdf.repository;
0007:
0008:import java.io.ByteArrayInputStream;
0009:import java.io.ByteArrayOutputStream;
0010:import java.io.IOException;
0011:import java.io.InputStream;
0012:import java.io.InputStreamReader;
0013:import java.io.ObjectInputStream;
0014:import java.io.ObjectOutputStream;
0015:import java.io.Reader;
0016:import java.io.StringReader;
0017:import java.sql.Date;
0018:import java.util.ArrayList;
0019:import java.util.Arrays;
0020:import java.util.Calendar;
0021:import java.util.Collection;
0022:import java.util.HashMap;
0023:import java.util.List;
0024:import java.util.Map;
0025:import java.util.TimeZone;
0026:
0027:import javax.xml.datatype.DatatypeFactory;
0028:import javax.xml.datatype.XMLGregorianCalendar;
0029:
0030:import junit.framework.TestCase;
0031:
0032:import info.aduna.iteration.CloseableIteration;
0033:import info.aduna.iteration.Iterations;
0034:
0035:import org.openrdf.model.BNode;
0036:import org.openrdf.model.Graph;
0037:import org.openrdf.model.Literal;
0038:import org.openrdf.model.Namespace;
0039:import org.openrdf.model.Statement;
0040:import org.openrdf.model.URI;
0041:import org.openrdf.model.Value;
0042:import org.openrdf.model.ValueFactory;
0043:import org.openrdf.model.impl.GraphImpl;
0044:import org.openrdf.model.impl.URIImpl;
0045:import org.openrdf.model.vocabulary.RDF;
0046:import org.openrdf.query.BindingSet;
0047:import org.openrdf.query.BooleanQuery;
0048:import org.openrdf.query.GraphQuery;
0049:import org.openrdf.query.GraphQueryResult;
0050:import org.openrdf.query.QueryLanguage;
0051:import org.openrdf.query.TupleQuery;
0052:import org.openrdf.query.TupleQueryResult;
0053:import org.openrdf.query.impl.DatasetImpl;
0054:import org.openrdf.repository.sail.SailRepository;
0055:import org.openrdf.rio.RDFFormat;
0056:import org.openrdf.rio.RDFHandlerException;
0057:import org.openrdf.rio.RDFParseException;
0058:import org.openrdf.rio.helpers.RDFHandlerBase;
0059:import org.openrdf.sail.memory.MemoryStore;
0060:
0061:public abstract class RepositoryConnectionTest extends TestCase {
0062:
0063:	protected static final String FOAF_NS = "http://xmlns.com/foaf/0.1/";
0064:
0065:	protected static final String DC_NS = "http://purl.org/dc/elements/1.1/";
0066:
0067:	public static final String TEST_DIR_PREFIX = "/testcases/";
0068:
0069:	protected Repository testRepository;
0070:
0071:	protected RepositoryConnection testCon;
0072:
0073:	protected RepositoryConnection testCon2;
0074:
0075:	protected ValueFactory vf;
0076:
0077:	protected BNode bob;
0078:
0079:	protected BNode alice;
0080:
0081:	protected BNode alexander;
0082:
0083:	protected URI name;
0084:
0085:	protected URI mbox;
0086:
0087:	protected URI publisher;
0088:
0089:	protected URI unknownContext;
0090:
0091:	protected URI context1;
0092:
0093:	protected URI context2;
0094:
0095:	protected Literal nameAlice;
0096:
0097:	protected Literal nameBob;
0098:
0099:	protected Literal mboxAlice;
0100:
0101:	protected Literal mboxBob;
0102:
0103:	protected Literal Ð?лекÑ?андър;
0104:
0105:	public RepositoryConnectionTest(String name) {
0106:		super (name);
0107:	}
0108:
0109:	@Override
0110:	protected void setUp()
0111:		throws Exception
0112:	{
0113:		testRepository = createRepository();
0114:		testRepository.initialize();
0115:
0116:		testCon = testRepository.getConnection();
0117:		testCon.clear();
0118:		testCon.clearNamespaces();
0119:
0120:		testCon2 = testRepository.getConnection();
0121:
0122:		vf = testRepository.getValueFactory();
0123:
0124:		// Initialize values
0125:		bob = vf.createBNode();
0126:		alice = vf.createBNode();
0127:		alexander = vf.createBNode();
0128:
0129:		name = vf.createURI(FOAF_NS + "name");
0130:		mbox = vf.createURI(FOAF_NS + "mbox");
0131:
0132:		publisher = vf.createURI(DC_NS + "publisher");
0133:
0134:		nameAlice = vf.createLiteral("Alice");
0135:		nameBob = vf.createLiteral("Bob");
0136:
0137:		mboxAlice = vf.createLiteral("alice@example.org");
0138:		mboxBob = vf.createLiteral("bob@example.org");
0139:
0140:		Ð?лекÑ?андър = vf.createLiteral("Ð?лекÑ?андър");
0141:
0142:		unknownContext = new URIImpl("urn:unknownContext");
0143:
0144:		context1 = vf.createURI("urn:x-local:graph1");
0145:		context2 = vf.createURI("urn:x-local:graph2");
0146:	}
0147:
0148:	@Override
0149:	protected void tearDown()
0150:		throws Exception
0151:	{
0152:		testCon2.close();
0153:		testCon2 = null;
0154:
0155:		testCon.close();
0156:		testCon = null;
0157:
0158:		testRepository.shutDown();
0159:		testRepository = null;
0160:
0161:		vf = null;
0162:	}
0163:
0164:	/**
0165:	 * Gets an (uninitialized) instance of the repository that should be tested.
0166:	 * 
0167:	 * @return an uninitialized repository.
0168:	 */
0169:	protected abstract Repository createRepository()
0170:		throws Exception;
0171:
0172:	public void testAddStatement()
0173:		throws Exception
0174:	{
0175:		testCon.add(bob, name, nameBob);
0176:
0177:		assertTrue("Repository should contain newly added statement", testCon.hasStatement(bob, name, nameBob,
0178:				false));
0179:
0180:		Statement statement = vf.createStatement(alice, name, nameAlice);
0181:		testCon.add(statement);
0182:
0183:		assertTrue("Repository should contain newly added statement", testCon.hasStatement(statement, false));
0184:		assertTrue("Repository should contain newly added statement", testCon.hasStatement(alice, name,
0185:				nameAlice, false));
0186:
0187:		Repository tempRep = new SailRepository(new MemoryStore());
0188:		tempRep.initialize();
0189:		RepositoryConnection con = tempRep.getConnection();
0190:
0191:		con.add(testCon.getStatements(null, null, null, false));
0192:
0193:		assertTrue("Temp Repository should contain newly added statement", con.hasStatement(bob, name, nameBob,
0194:				false));
0195:		con.close();
0196:		tempRep.shutDown();
0197:	}
0198:
0199:	public void testTransactionIsolation()
0200:		throws Exception
0201:	{
0202:		testCon.setAutoCommit(false);
0203:		testCon.add(bob, name, nameBob);
0204:
0205:		assertTrue(testCon.hasStatement(bob, name, nameBob, false));
0206:		assertFalse(testCon2.hasStatement(bob, name, nameBob, false));
0207:
0208:		testCon.commit();
0209:
0210:		assertTrue(testCon.hasStatement(bob, name, nameBob, false));
0211:		assertTrue(testCon2.hasStatement(bob, name, nameBob, false));
0212:	}
0213:
0214:	public void testAddReader()
0215:		throws Exception
0216:	{
0217:		InputStream defaultGraphStream = RepositoryConnectionTest.class.getResourceAsStream(TEST_DIR_PREFIX
0218:				+ "default-graph.ttl");
0219:		Reader defaultGraph = new InputStreamReader(defaultGraphStream, "UTF-8");
0220:
0221:		testCon.add(defaultGraph, "", RDFFormat.TURTLE);
0222:
0223:		defaultGraph.close();
0224:
0225:		assertTrue("Repository should contain newly added statements", testCon.hasStatement(null, publisher,
0226:				nameBob, false));
0227:		assertTrue("Repository should contain newly added statements", testCon.hasStatement(null, publisher,
0228:				nameAlice, false));
0229:
0230:		// add file graph1.ttl to context1
0231:		InputStream graph1Stream = RepositoryConnectionTest.class.getResourceAsStream(TEST_DIR_PREFIX
0232:				+ "graph1.ttl");
0233:		Reader graph1 = new InputStreamReader(graph1Stream, "UTF-8");
0234:
0235:		testCon.add(graph1, "", RDFFormat.TURTLE, context1);
0236:
0237:		graph1.close();
0238:
0239:		// add file graph2.ttl to context2
0240:		InputStream graph2Stream = RepositoryConnectionTest.class.getResourceAsStream(TEST_DIR_PREFIX
0241:				+ "graph2.ttl");
0242:		Reader graph2 = new InputStreamReader(graph2Stream, "UTF-8");
0243:
0244:		testCon.add(graph2, "", RDFFormat.TURTLE, context2);
0245:
0246:		graph2.close();
0247:
0248:		assertTrue("alice should be known in the store", testCon.hasStatement(null, name, nameAlice, false));
0249:
0250:		assertFalse("alice should not be known in context1", testCon.hasStatement(null, name, nameAlice, false,
0251:				context1));
0252:		assertTrue("alice should be known in context2", testCon.hasStatement(null, name, nameAlice, false,
0253:				context2));
0254:
0255:		assertTrue("bob should be known in the store", testCon.hasStatement(null, name, nameBob, false));
0256:
0257:		assertFalse("bob should not be known in context2", testCon.hasStatement(null, name, nameBob, false,
0258:				context2));
0259:		assertTrue("bib should be known in context1",
0260:				testCon.hasStatement(null, name, nameBob, false, context1));
0261:
0262:	}
0263:
0264:	public void testAddInputStream()
0265:		throws Exception
0266:	{
0267:		// add file default-graph.ttl to repository, no context
0268:		InputStream defaultGraph = RepositoryConnectionTest.class.getResourceAsStream(TEST_DIR_PREFIX
0269:				+ "default-graph.ttl");
0270:
0271:		testCon.add(defaultGraph, "", RDFFormat.TURTLE);
0272:
0273:		defaultGraph.close();
0274:
0275:		assertTrue("Repository should contain newly added statements", testCon.hasStatement(null, publisher,
0276:				nameBob, false));
0277:		assertTrue("Repository should contain newly added statements", testCon.hasStatement(null, publisher,
0278:				nameAlice, false));
0279:
0280:		// add file graph1.ttl to context1
0281:		InputStream graph1 = RepositoryConnectionTest.class.getResourceAsStream(TEST_DIR_PREFIX + "graph1.ttl");
0282:
0283:		testCon.add(graph1, "", RDFFormat.TURTLE, context1);
0284:
0285:		graph1.close();
0286:
0287:		// add file graph2.ttl to context2
0288:		InputStream graph2 = RepositoryConnectionTest.class.getResourceAsStream(TEST_DIR_PREFIX + "graph2.ttl");
0289:
0290:		testCon.add(graph2, "", RDFFormat.TURTLE, context2);
0291:
0292:		graph2.close();
0293:
0294:		assertTrue("alice should be known in the store", testCon.hasStatement(null, name, nameAlice, false));
0295:
0296:		assertFalse("alice should not be known in context1", testCon.hasStatement(null, name, nameAlice, false,
0297:				context1));
0298:		assertTrue("alice should be known in context2", testCon.hasStatement(null, name, nameAlice, false,
0299:				context2));
0300:
0301:		assertTrue("bob should be known in the store", testCon.hasStatement(null, name, nameBob, false));
0302:
0303:		assertFalse("bob should not be known in context2", testCon.hasStatement(null, name, nameBob, false,
0304:				context2));
0305:		assertTrue("bib should be known in context1",
0306:				testCon.hasStatement(null, name, nameBob, false, context1));
0307:
0308:	}
0309:
0310:	public void testAutoCommit()
0311:		throws Exception
0312:	{
0313:		testCon.setAutoCommit(false);
0314:		testCon.add(alice, name, nameAlice);
0315:
0316:		assertTrue("Uncommitted update should be visible to own connection", testCon.hasStatement(alice, name,
0317:				nameAlice, false));
0318:
0319:		testCon.commit();
0320:
0321:		assertTrue("Repository should contain statement after commit", testCon.hasStatement(alice, name,
0322:				nameAlice, false));
0323:
0324:		testCon.setAutoCommit(true);
0325:	}
0326:
0327:	public void testRollback()
0328:		throws Exception
0329:	{
0330:		testCon.setAutoCommit(false);
0331:		testCon.add(alice, name, nameAlice);
0332:
0333:		assertTrue("Uncommitted updates should be visible to own connection", testCon.hasStatement(alice, name,
0334:				nameAlice, false));
0335:
0336:		testCon.rollback();
0337:
0338:		assertFalse("Repository should not contain statement after rollback", testCon.hasStatement(alice, name,
0339:				nameAlice, false));
0340:
0341:		testCon.setAutoCommit(true);
0342:	}
0343:
0344:	public void testSimpleTupleQuery()
0345:		throws Exception
0346:	{
0347:		testCon.add(alice, name, nameAlice, context2);
0348:		testCon.add(alice, mbox, mboxAlice, context2);
0349:		testCon.add(context2, publisher, nameAlice);
0350:
0351:		testCon.add(bob, name, nameBob, context1);
0352:		testCon.add(bob, mbox, mboxBob, context1);
0353:		testCon.add(context1, publisher, nameBob);
0354:
0355:		StringBuilder queryBuilder = new StringBuilder();
0356:		queryBuilder.append(" SELECT name, mbox");
0357:		queryBuilder.append(" FROM {} foaf:name {name};");
0358:		queryBuilder.append("         foaf:mbox {mbox}");
0359:		queryBuilder.append(" USING NAMESPACE foaf = <" + FOAF_NS + ">");
0360:
0361:		TupleQueryResult result = testCon.prepareTupleQuery(QueryLanguage.SERQL, queryBuilder.toString()).evaluate();
0362:
0363:		try {
0364:			assertTrue(result != null);
0365:			assertTrue(result.hasNext());
0366:
0367:			while (result.hasNext()) {
0368:				BindingSet solution = result.next();
0369:				assertTrue(solution.hasBinding("name"));
0370:				assertTrue(solution.hasBinding("mbox"));
0371:
0372:				Value nameResult = solution.getValue("name");
0373:				Value mboxResult = solution.getValue("mbox");
0374:
0375:				assertTrue((nameAlice.equals(nameResult) || nameBob.equals(nameResult)));
0376:				assertTrue((mboxAlice.equals(mboxResult) || mboxBob.equals(mboxResult)));
0377:			}
0378:		}
0379:		finally {
0380:			result.close();
0381:		}
0382:	}
0383:
0384:	public void testSimpleTupleQueryUnicode()
0385:		throws Exception
0386:	{
0387:		testCon.add(alexander, name, Ð?лекÑ?андър);
0388:
0389:		StringBuilder queryBuilder = new StringBuilder();
0390:		queryBuilder.append(" SELECT person");
0391:		queryBuilder.append(" FROM {person} foaf:name {").append(Ð?лекÑ?андър.getLabel()).append("}");
0392:		queryBuilder.append(" USING NAMESPACE foaf = <" + FOAF_NS + ">");
0393:
0394:		TupleQueryResult result = testCon.prepareTupleQuery(QueryLanguage.SERQL, queryBuilder.toString()).evaluate();
0395:
0396:		try {
0397:			assertTrue(result != null);
0398:			assertTrue(result.hasNext());
0399:
0400:			while (result.hasNext()) {
0401:				BindingSet solution = result.next();
0402:				assertTrue(solution.hasBinding("person"));
0403:				assertEquals(alexander, solution.getValue("person"));
0404:			}
0405:		}
0406:		finally {
0407:			result.close();
0408:		}
0409:	}
0410:
0411:	public void testPreparedTupleQuery()
0412:		throws Exception
0413:	{
0414:		testCon.add(alice, name, nameAlice, context2);
0415:		testCon.add(alice, mbox, mboxAlice, context2);
0416:		testCon.add(context2, publisher, nameAlice);
0417:
0418:		testCon.add(bob, name, nameBob, context1);
0419:		testCon.add(bob, mbox, mboxBob, context1);
0420:		testCon.add(context1, publisher, nameBob);
0421:
0422:		StringBuilder queryBuilder = new StringBuilder();
0423:		queryBuilder.append(" SELECT name, mbox");
0424:		queryBuilder.append(" FROM {} foaf:name {name};");
0425:		queryBuilder.append("         foaf:mbox {mbox}");
0426:		queryBuilder.append(" USING NAMESPACE foaf = <" + FOAF_NS + ">");
0427:
0428:		TupleQuery query = testCon.prepareTupleQuery(QueryLanguage.SERQL, queryBuilder.toString());
0429:		query.setBinding("name", nameBob);
0430:
0431:		TupleQueryResult result = query.evaluate();
0432:
0433:		try {
0434:			assertTrue(result != null);
0435:			assertTrue(result.hasNext());
0436:
0437:			while (result.hasNext()) {
0438:				BindingSet solution = result.next();
0439:				assertTrue(solution.hasBinding("name"));
0440:				assertTrue(solution.hasBinding("mbox"));
0441:
0442:				Value nameResult = solution.getValue("name");
0443:				Value mboxResult = solution.getValue("mbox");
0444:
0445:				assertTrue("unexpected value for name: " + nameResult, nameBob.equals(nameResult));
0446:				assertTrue("unexpected value for mbox: " + mboxResult, mboxBob.equals(mboxResult));
0447:			}
0448:		}
0449:		finally {
0450:			result.close();
0451:		}
0452:	}
0453:
0454:	public void testPreparedTupleQueryUnicode()
0455:		throws Exception
0456:	{
0457:		testCon.add(alexander, name, Ð?лекÑ?андър);
0458:
0459:		StringBuilder queryBuilder = new StringBuilder();
0460:		queryBuilder.append(" SELECT person");
0461:		queryBuilder.append(" FROM {person} foaf:name {name}");
0462:		queryBuilder.append(" USING NAMESPACE foaf = <" + FOAF_NS + ">");
0463:
0464:		TupleQuery query = testCon.prepareTupleQuery(QueryLanguage.SERQL, queryBuilder.toString());
0465:		query.setBinding("name", Ð?лекÑ?андър);
0466:
0467:		TupleQueryResult result = query.evaluate();
0468:
0469:		try {
0470:			assertTrue(result != null);
0471:			assertTrue(result.hasNext());
0472:
0473:			while (result.hasNext()) {
0474:				BindingSet solution = result.next();
0475:				assertTrue(solution.hasBinding("person"));
0476:				assertEquals(alexander, solution.getValue("person"));
0477:			}
0478:		}
0479:		finally {
0480:			result.close();
0481:		}
0482:	}
0483:
0484:	public void testSimpleGraphQuery()
0485:		throws Exception
0486:	{
0487:		testCon.add(alice, name, nameAlice, context2);
0488:		testCon.add(alice, mbox, mboxAlice, context2);
0489:		testCon.add(context2, publisher, nameAlice);
0490:
0491:		testCon.add(bob, name, nameBob, context1);
0492:		testCon.add(bob, mbox, mboxBob, context1);
0493:		testCon.add(context1, publisher, nameBob);
0494:
0495:		StringBuilder queryBuilder = new StringBuilder();
0496:		queryBuilder.append(" CONSTRUCT *");
0497:		queryBuilder.append(" FROM {} foaf:name {name};");
0498:		queryBuilder.append("         foaf:mbox {mbox}");
0499:		queryBuilder.append(" USING NAMESPACE foaf = <" + FOAF_NS + ">");
0500:
0501:		GraphQueryResult result = testCon.prepareGraphQuery(QueryLanguage.SERQL, queryBuilder.toString()).evaluate();
0502:
0503:		try {
0504:			assertTrue(result != null);
0505:			assertTrue(result.hasNext());
0506:
0507:			while (result.hasNext()) {
0508:				Statement st = result.next();
0509:				if (name.equals(st.getPredicate())) {
0510:					assertTrue(nameAlice.equals(st.getObject()) || nameBob.equals(st.getObject()));
0511:				}
0512:				else {
0513:					assertTrue(mbox.equals(st.getPredicate()));
0514:					assertTrue(mboxAlice.equals(st.getObject()) || mboxBob.equals(st.getObject()));
0515:				}
0516:			}
0517:		}
0518:		finally {
0519:			result.close();
0520:		}
0521:	}
0522:
0523:	public void testPreparedGraphQuery()
0524:		throws Exception
0525:	{
0526:		testCon.add(alice, name, nameAlice, context2);
0527:		testCon.add(alice, mbox, mboxAlice, context2);
0528:		testCon.add(context2, publisher, nameAlice);
0529:
0530:		testCon.add(bob, name, nameBob, context1);
0531:		testCon.add(bob, mbox, mboxBob, context1);
0532:		testCon.add(context1, publisher, nameBob);
0533:
0534:		StringBuilder queryBuilder = new StringBuilder();
0535:		queryBuilder.append(" CONSTRUCT *");
0536:		queryBuilder.append(" FROM {} foaf:name {name};");
0537:		queryBuilder.append("         foaf:mbox {mbox}");
0538:		queryBuilder.append(" USING NAMESPACE foaf = <" + FOAF_NS + ">");
0539:
0540:		GraphQuery query = testCon.prepareGraphQuery(QueryLanguage.SERQL, queryBuilder.toString());
0541:		query.setBinding("name", nameBob);
0542:
0543:		GraphQueryResult result = query.evaluate();
0544:
0545:		try {
0546:			assertTrue(result != null);
0547:			assertTrue(result.hasNext());
0548:
0549:			while (result.hasNext()) {
0550:				Statement st = result.next();
0551:				assertTrue(name.equals(st.getPredicate()) || mbox.equals(st.getPredicate()));
0552:				if (name.equals(st.getPredicate())) {
0553:					assertTrue("unexpected value for name: " + st.getObject(), nameBob.equals(st.getObject()));
0554:				}
0555:				else {
0556:					assertTrue(mbox.equals(st.getPredicate()));
0557:					assertTrue("unexpected value for mbox: " + st.getObject(), mboxBob.equals(st.getObject()));
0558:				}
0559:
0560:			}
0561:		}
0562:		finally {
0563:			result.close();
0564:		}
0565:	}
0566:
0567:	public void testSimpleBooleanQuery()
0568:		throws Exception
0569:	{
0570:		testCon.add(alice, name, nameAlice, context2);
0571:		testCon.add(alice, mbox, mboxAlice, context2);
0572:		testCon.add(context2, publisher, nameAlice);
0573:
0574:		testCon.add(bob, name, nameBob, context1);
0575:		testCon.add(bob, mbox, mboxBob, context1);
0576:		testCon.add(context1, publisher, nameBob);
0577:
0578:		StringBuilder queryBuilder = new StringBuilder();
0579:		queryBuilder.append("PREFIX foaf: <" + FOAF_NS + "> ");
0580:		queryBuilder.append("ASK ");
0581:		queryBuilder.append("{ ?p foaf:name ?name }");
0582:
0583:		boolean exists = testCon.prepareBooleanQuery(QueryLanguage.SPARQL, queryBuilder.toString()).evaluate();
0584:
0585:		assertTrue(exists);
0586:	}
0587:
0588:	public void testPreparedBooleanQuery()
0589:		throws Exception
0590:	{
0591:		testCon.add(alice, name, nameAlice, context2);
0592:		testCon.add(alice, mbox, mboxAlice, context2);
0593:		testCon.add(context2, publisher, nameAlice);
0594:
0595:		testCon.add(bob, name, nameBob, context1);
0596:		testCon.add(bob, mbox, mboxBob, context1);
0597:		testCon.add(context1, publisher, nameBob);
0598:
0599:		StringBuilder queryBuilder = new StringBuilder();
0600:		queryBuilder.append("PREFIX foaf: <" + FOAF_NS + "> ");
0601:		queryBuilder.append("ASK ");
0602:		queryBuilder.append("{ ?p foaf:name ?name }");
0603:
0604:		BooleanQuery query = testCon.prepareBooleanQuery(QueryLanguage.SPARQL, queryBuilder.toString());
0605:		query.setBinding("name", nameBob);
0606:
0607:		assertTrue(query.evaluate());
0608:	}
0609:
0610:	public void testDataset()
0611:		throws Exception
0612:	{
0613:		testCon.add(alice, name, nameAlice, context2);
0614:		testCon.add(alice, mbox, mboxAlice, context2);
0615:		testCon.add(context2, publisher, nameAlice);
0616:
0617:		testCon.add(bob, name, nameBob, context1);
0618:		testCon.add(bob, mbox, mboxBob, context1);
0619:		testCon.add(context1, publisher, nameBob);
0620:
0621:		StringBuilder queryBuilder = new StringBuilder();
0622:		queryBuilder.append("PREFIX foaf: <" + FOAF_NS + "> ");
0623:		queryBuilder.append("ASK ");
0624:		queryBuilder.append("{ ?p foaf:name ?name }");
0625:
0626:		BooleanQuery query = testCon.prepareBooleanQuery(QueryLanguage.SPARQL, queryBuilder.toString());
0627:		query.setBinding("name", nameBob);
0628:
0629:		assertTrue(query.evaluate());
0630:
0631:		DatasetImpl dataset = new DatasetImpl();
0632:
0633:		// default graph: {context1}
0634:		dataset.addDefaultGraph(context1);
0635:		query.setDataset(dataset);
0636:		assertTrue(query.evaluate());
0637:
0638:		// default graph: {context1, context2}
0639:		dataset.addDefaultGraph(context2);
0640:		query.setDataset(dataset);
0641:		assertTrue(query.evaluate());
0642:
0643:		// default graph: {context2}
0644:		dataset.removeDefaultGraph(context1);
0645:		query.setDataset(dataset);
0646:		assertFalse(query.evaluate());
0647:
0648:		queryBuilder.setLength(0);
0649:		queryBuilder.append("PREFIX foaf: <" + FOAF_NS + "> ");
0650:		queryBuilder.append("ASK ");
0651:		queryBuilder.append("{ GRAPH ?g { ?p foaf:name ?name } }");
0652:
0653:		query = testCon.prepareBooleanQuery(QueryLanguage.SPARQL, queryBuilder.toString());
0654:		query.setBinding("name", nameBob);
0655:
0656:		// default graph: {context2}; named graph: {}
0657:		query.setDataset(dataset);
0658:		assertFalse(query.evaluate());
0659:
0660:		// default graph: {context1, context2}; named graph: {context2}
0661:		dataset.addDefaultGraph(context1);
0662:		dataset.addNamedGraph(context2);
0663:		query.setDataset(dataset);
0664:		assertFalse(query.evaluate());
0665:
0666:		// default graph: {context1, context2}; named graph: {context1, context2}
0667:		dataset.addNamedGraph(context1);
0668:		query.setDataset(dataset);
0669:		assertTrue(query.evaluate());
0670:	}
0671:
0672:	public void testGetStatements()
0673:		throws Exception
0674:	{
0675:		testCon.add(bob, name, nameBob);
0676:
0677:		assertTrue("Repository should contain statement", testCon.hasStatement(bob, name, nameBob, false));
0678:
0679:		RepositoryResult<Statement> result = testCon.getStatements(null, name, null, false);
0680:
0681:		try {
0682:			assertTrue("Iterator should not be null", result != null);
0683:			assertTrue("Iterator should not be empty", result.hasNext());
0684:
0685:			while (result.hasNext()) {
0686:				Statement st = result.next();
0687:				assertTrue("Statement should not be in a context ", st.getContext() == null);
0688:				assertTrue("Statement predicate should be equal to name ", st.getPredicate().equals(name));
0689:			}
0690:		}
0691:		finally {
0692:			result.close();
0693:		}
0694:
0695:		List<Statement> list = Iterations.addAll(testCon.getStatements(null, name, null, false),
0696:				new ArrayList<Statement>());
0697:
0698:		assertTrue("List should not be null", list != null);
0699:		assertFalse("List should not be empty", list.isEmpty());
0700:	}
0701:
0702:	public void testGetStatementsInSingleContext()
0703:		throws Exception
0704:	{
0705:		testCon.setAutoCommit(false);
0706:		testCon.add(bob, name, nameBob, context1);
0707:		testCon.add(bob, mbox, mboxBob, context1);
0708:		testCon.add(context1, publisher, nameBob);
0709:
0710:		testCon.add(alice, name, nameAlice, context2);
0711:		testCon.add(alice, mbox, mboxAlice, context2);
0712:		testCon.add(context2, publisher, nameAlice);
0713:		testCon.setAutoCommit(true);
0714:
0715:		assertTrue("Repository should contain statement", testCon.hasStatement(bob, name, nameBob, false));
0716:
0717:		assertTrue("Repository should contain statement in context1", testCon.hasStatement(bob, name, nameBob,
0718:				false, context1));
0719:
0720:		assertFalse("Repository should not contain statement in context2", testCon.hasStatement(bob, name,
0721:				nameBob, false, context2));
0722:
0723:		// Check handling of getStatements without context IDs
0724:		RepositoryResult<Statement> result = testCon.getStatements(bob, name, null, false);
0725:		try {
0726:			while (result.hasNext()) {
0727:				Statement st = result.next();
0728:				assertTrue(bob.equals(st.getSubject()));
0729:				assertTrue(name.equals(st.getPredicate()));
0730:				assertTrue(nameBob.equals(st.getObject()));
0731:				assertTrue(context1.equals(st.getContext()));
0732:			}
0733:		}
0734:		finally {
0735:			result.close();
0736:		}
0737:
0738:		// Check handling of getStatements with a known context ID
0739:		result = testCon.getStatements(null, null, null, false, context1);
0740:		try {
0741:			while (result.hasNext()) {
0742:				Statement st = result.next();
0743:				assertTrue(context1.equals(st.getContext()));
0744:			}
0745:		}
0746:		finally {
0747:			result.close();
0748:		}
0749:
0750:		// Check handling of getStatements with an unknown context ID
0751:		result = testCon.getStatements(null, null, null, false, unknownContext);
0752:		try {
0753:			assertTrue(result != null);
0754:			assertFalse(result.hasNext());
0755:		}
0756:		finally {
0757:			result.close();
0758:		}
0759:
0760:		List<Statement> list = Iterations.addAll(testCon.getStatements(null, name, null, false, context1),
0761:				new ArrayList<Statement>());
0762:
0763:		assertTrue("List should not be null", list != null);
0764:		assertFalse("List should not be empty", list.isEmpty());
0765:	}
0766:
0767:	public void testGetStatementsInMultipleContexts()
0768:		throws Exception
0769:	{
0770:		testCon.clear();
0771:
0772:		testCon.setAutoCommit(false);
0773:		testCon.add(alice, name, nameAlice, context2);
0774:		testCon.add(alice, mbox, mboxAlice, context2);
0775:		testCon.add(context2, publisher, nameAlice);
0776:		testCon.setAutoCommit(true);
0777:
0778:		// get statements with either no context or context2
0779:		CloseableIteration<? extends Statement, RepositoryException> iter = testCon.getStatements(null, null,
0780:				null, false, null, context2);
0781:
0782:		try {
0783:			int count = 0;
0784:			while (iter.hasNext()) {
0785:				count++;
0786:				Statement st = iter.next();
0787:
0788:				assertTrue(st.getContext() == null || context2.equals(st.getContext()));
0789:			}
0790:
0791:			assertEquals("there should be three statements", 3, count);
0792:		}
0793:		finally {
0794:			iter.close();
0795:		}
0796:
0797:		// get all statements with context1 or context2. Note that context1 and
0798:		// context2 are both known
0799:		// in the store because they have been created through the store's own
0800:		// value vf.
0801:		iter = testCon.getStatements(null, null, null, false, context1, context2);
0802:
0803:		try {
0804:			int count = 0;
0805:			while (iter.hasNext()) {
0806:				count++;
0807:				Statement st = iter.next();
0808:				// we should have _only_ statements from context2
0809:				assertTrue(context2.equals(st.getContext()));
0810:			}
0811:			assertEquals("there should be two statements", 2, count);
0812:		}
0813:		finally {
0814:			iter.close();
0815:		}
0816:
0817:		// get all statements with unknownContext or context2.
0818:		iter = testCon.getStatements(null, null, null, false, unknownContext, context2);
0819:
0820:		try {
0821:			int count = 0;
0822:			while (iter.hasNext()) {
0823:				count++;
0824:				Statement st = iter.next();
0825:				// we should have _only_ statements from context2
0826:				assertTrue(context2.equals(st.getContext()));
0827:			}
0828:			assertEquals("there should be two statements", 2, count);
0829:		}
0830:		finally {
0831:			iter.close();
0832:		}
0833:
0834:		// add statements to context1
0835:		testCon.setAutoCommit(false);
0836:		testCon.add(bob, name, nameBob, context1);
0837:		testCon.add(bob, mbox, mboxBob, context1);
0838:		testCon.add(context1, publisher, nameBob);
0839:		testCon.setAutoCommit(true);
0840:
0841:		iter = testCon.getStatements(null, null, null, false, context1);
0842:		try {
0843:			assertTrue(iter != null);
0844:			assertTrue(iter.hasNext());
0845:		}
0846:		finally {
0847:			iter.close();
0848:		}
0849:
0850:		// get statements with either no context or context2
0851:		iter = testCon.getStatements(null, null, null, false, null, context2);
0852:		try {
0853:			int count = 0;
0854:			while (iter.hasNext()) {
0855:				count++;
0856:				Statement st = iter.next();
0857:				// we should have _only_ statements from context2, or without
0858:				// context
0859:				assertTrue(st.getContext() == null || context2.equals(st.getContext()));
0860:			}
0861:			assertEquals("there should be four statements", 4, count);
0862:		}
0863:		finally {
0864:			iter.close();
0865:		}
0866:
0867:		// get all statements with context1 or context2
0868:		iter = testCon.getStatements(null, null, null, false, context1, context2);
0869:
0870:		try {
0871:			int count = 0;
0872:			while (iter.hasNext()) {
0873:				count++;
0874:				Statement st = iter.next();
0875:				assertTrue(context1.equals(st.getContext()) || context2.equals(st.getContext()));
0876:			}
0877:			assertEquals("there should be four statements", 4, count);
0878:		}
0879:		finally {
0880:			iter.close();
0881:		}
0882:	}
0883:
0884:	public void testDuplicateFilter()
0885:		throws Exception
0886:	{
0887:		testCon.setAutoCommit(false);
0888:		testCon.add(bob, name, nameBob);
0889:		testCon.add(bob, name, nameBob, context1);
0890:		testCon.add(bob, name, nameBob, context2);
0891:		testCon.setAutoCommit(true);
0892:
0893:		RepositoryResult<Statement> result = testCon.getStatements(bob, name, null, true);
0894:		result.enableDuplicateFilter();
0895:
0896:		int count = 0;
0897:		while (result.hasNext()) {
0898:			result.next();
0899:			count++;
0900:		}
0901:		assertEquals(1, count);
0902:	}
0903:
0904:	public void testRemoveStatements()
0905:		throws Exception
0906:	{
0907:		testCon.setAutoCommit(false);
0908:		testCon.add(bob, name, nameBob);
0909:		testCon.add(alice, name, nameAlice);
0910:		testCon.setAutoCommit(true);
0911:
0912:		assertTrue(testCon.hasStatement(bob, name, nameBob, false));
0913:		assertTrue(testCon.hasStatement(alice, name, nameAlice, false));
0914:
0915:		testCon.remove(bob, name, nameBob);
0916:
0917:		assertFalse(testCon.hasStatement(bob, name, nameBob, false));
0918:		assertTrue(testCon.hasStatement(alice, name, nameAlice, false));
0919:
0920:		testCon.remove(alice, null, null);
0921:		assertFalse(testCon.hasStatement(alice, name, nameAlice, false));
0922:		assertTrue(testCon.isEmpty());
0923:	}
0924:
0925:	public void testRemoveStatementCollection()
0926:		throws Exception
0927:	{
0928:		testCon.setAutoCommit(false);
0929:		testCon.add(alice, name, nameAlice);
0930:		testCon.add(bob, name, nameBob);
0931:		testCon.setAutoCommit(true);
0932:
0933:		assertTrue(testCon.hasStatement(bob, name, nameBob, false));
0934:		assertTrue(testCon.hasStatement(alice, name, nameAlice, false));
0935:
0936:		Collection<Statement> c = Iterations.addAll(testCon.getStatements(null, null, null, false),
0937:				new ArrayList<Statement>());
0938:
0939:		testCon.remove(c);
0940:
0941:		assertFalse(testCon.hasStatement(bob, name, nameBob, false));
0942:		assertFalse(testCon.hasStatement(alice, name, nameAlice, false));
0943:	}
0944:
0945:	public void testRemoveStatementIteration()
0946:		throws Exception
0947:	{
0948:		testCon.setAutoCommit(false);
0949:		testCon.add(alice, name, nameAlice);
0950:		testCon.add(bob, name, nameBob);
0951:		testCon.setAutoCommit(true);
0952:
0953:		assertTrue(testCon.hasStatement(bob, name, nameBob, false));
0954:		assertTrue(testCon.hasStatement(alice, name, nameAlice, false));
0955:
0956:		CloseableIteration<? extends Statement, RepositoryException> iter = testCon.getStatements(null, null,
0957:				null, false);
0958:
0959:		try {
0960:			testCon.remove(iter);
0961:		}
0962:		finally {
0963:			iter.close();
0964:		}
0965:
0966:		assertFalse(testCon.hasStatement(bob, name, nameBob, false));
0967:		assertFalse(testCon.hasStatement(alice, name, nameAlice, false));
0968:
0969:	}
0970:
0971:	public void testGetNamespaces()
0972:		throws Exception
0973:	{
0974:		StringBuilder rdfFragment = new StringBuilder();
0975:		rdfFragment.append("<rdf:RDF\n");
0976:		rdfFragment.append("    xmlns:example='http://example.org/'\n");
0977:		rdfFragment.append("    xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns#'\n");
0978:		rdfFragment.append("    xmlns:rdfs='http://www.w3.org/2000/01/rdf-schema#' >\n");
0979:		rdfFragment.append("  <rdf:Description rdf:about='http://example.org/Main'>\n");
0980:		rdfFragment.append("    <rdfs:label>Main Node</rdfs:label>\n");
0981:		rdfFragment.append("  </rdf:Description>\n");
0982:		rdfFragment.append("</rdf:RDF>");
0983:
0984:		testCon.add(new StringReader(rdfFragment.toString()), "", RDFFormat.RDFXML);
0985:
0986:		CloseableIteration<? extends Namespace, RepositoryException> nsIter = testCon.getNamespaces();
0987:		try {
0988:			Map<String, String> map = new HashMap<String, String>();
0989:			int nsCount = 0;
0990:			while (nsIter.hasNext()) {
0991:				nsCount++;
0992:				Namespace ns = nsIter.next();
0993:				map.put(ns.getPrefix(), ns.getName());
0994:			}
0995:
0996:			assertEquals("There should be exactly three namespaces", 3, nsCount);
0997:			assertTrue("namespace for prefix 'example' should exist", map.containsKey("example"));
0998:			assertTrue("namespace for prefix 'rdfs' should exist", map.containsKey("rdfs"));
0999:			assertTrue("namespace for prefix 'rdf' should exist", map.containsKey("rdf"));
1000:
1001:			assertTrue("namespace name for 'example' not well-defined", map.get("example").equals(
1002:					"http://example.org/"));
1003:			assertTrue("namespace name for 'rdfs' not well-defined", map.get("rdfs").equals(
1004:					"http://www.w3.org/2000/01/rdf-schema#"));
1005:			assertTrue("namespace name for 'rdf' not well-defined", map.get("rdf").equals(
1006:					"http://www.w3.org/1999/02/22-rdf-syntax-ns#"));
1007:		}
1008:		finally {
1009:			nsIter.close();
1010:		}
1011:	}
1012:
1013:	public void testClear()
1014:		throws Exception
1015:	{
1016:		testCon.add(bob, name, nameBob);
1017:		assertTrue(testCon.hasStatement(null, name, nameBob, false));
1018:		testCon.clear();
1019:		assertFalse(testCon.hasStatement(null, name, nameBob, false));
1020:	}
1021:
1022:	public void testRecoverFromParseError()
1023:		throws RepositoryException, IOException
1024:	{
1025:		String invalidData = "bad";
1026:		String validData = "@prefix foo: <http://example.org/foo#>.\nfoo:a foo:b foo:c.";
1027:
1028:		try {
1029:			testCon.add(new StringReader(invalidData), "", RDFFormat.TURTLE);
1030:			fail("Invalid data should result in an exception");
1031:		}
1032:		catch (RDFParseException e) {
1033:			// Expected behaviour
1034:		}
1035:
1036:		try {
1037:			testCon.add(new StringReader(validData), "", RDFFormat.TURTLE);
1038:		}
1039:		catch (RDFParseException e) {
1040:			fail("Valid data should not result in an exception");
1041:		}
1042:
1043:		assertEquals("Repository contains incorrect number of statements", 1, testCon.size());
1044:	}
1045:
1046:	public void testStatementSerialization()
1047:		throws Exception
1048:	{
1049:		testCon.add(bob, name, nameBob);
1050:
1051:		Statement st;
1052:		RepositoryResult<Statement> statements = testCon.getStatements(null, null, null, true);
1053:		try {
1054:			st = statements.next();
1055:		}
1056:		finally {
1057:			statements.close();
1058:		}
1059:
1060:		ByteArrayOutputStream baos = new ByteArrayOutputStream();
1061:		ObjectOutputStream out = new ObjectOutputStream(baos);
1062:		out.writeObject(st);
1063:		out.close();
1064:
1065:		ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
1066:		ObjectInputStream in = new ObjectInputStream(bais);
1067:		Statement deserializedStatement = (Statement)in.readObject();
1068:		in.close();
1069:
1070:		assertTrue(st.equals(deserializedStatement));
1071:
1072:		assertTrue(testCon.hasStatement(st, true));
1073:		assertTrue(testCon.hasStatement(deserializedStatement, true));
1074:	}
1075:
1076:	public void testBNodeSerialization()
1077:		throws Exception
1078:	{
1079:		testCon.add(bob, name, nameBob);
1080:
1081:		Statement st;
1082:		RepositoryResult<Statement> statements = testCon.getStatements(null, null, null, false);
1083:		try {
1084:			st = statements.next();
1085:		}
1086:		finally {
1087:			statements.close();
1088:		}
1089:
1090:		BNode bnode = (BNode)st.getSubject();
1091:
1092:		ByteArrayOutputStream baos = new ByteArrayOutputStream();
1093:		ObjectOutputStream out = new ObjectOutputStream(baos);
1094:		out.writeObject(bnode);
1095:		out.close();
1096:
1097:		ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
1098:		ObjectInputStream in = new ObjectInputStream(bais);
1099:		BNode deserializedBNode = (BNode)in.readObject();
1100:		in.close();
1101:
1102:		assertTrue(bnode.equals(deserializedBNode));
1103:
1104:		assertTrue(testCon.hasStatement(bnode, name, nameBob, true));
1105:		assertTrue(testCon.hasStatement(deserializedBNode, name, nameBob, true));
1106:	}
1107:
1108:	public void testURISerialization()
1109:		throws Exception
1110:	{
1111:		testCon.add(bob, name, nameBob);
1112:
1113:		Statement st;
1114:		RepositoryResult<Statement> statements = testCon.getStatements(null, null, null, false);
1115:		try {
1116:			st = statements.next();
1117:		}
1118:		finally {
1119:			statements.close();
1120:		}
1121:
1122:		URI uri = st.getPredicate();
1123:
1124:		ByteArrayOutputStream baos = new ByteArrayOutputStream();
1125:		ObjectOutputStream out = new ObjectOutputStream(baos);
1126:		out.writeObject(uri);
1127:		out.close();
1128:
1129:		ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
1130:		ObjectInputStream in = new ObjectInputStream(bais);
1131:		URI deserializedURI = (URI)in.readObject();
1132:		in.close();
1133:
1134:		assertTrue(uri.equals(deserializedURI));
1135:
1136:		assertTrue(testCon.hasStatement(bob, uri, nameBob, true));
1137:		assertTrue(testCon.hasStatement(bob, deserializedURI, nameBob, true));
1138:	}
1139:
1140:	public void testLiteralSerialization()
1141:		throws Exception
1142:	{
1143:		testCon.add(bob, name, nameBob);
1144:
1145:		Statement st;
1146:		RepositoryResult<Statement> statements = testCon.getStatements(null, null, null, false);
1147:		try {
1148:			st = statements.next();
1149:		}
1150:		finally {
1151:			statements.close();
1152:		}
1153:
1154:		Literal literal = (Literal)st.getObject();
1155:
1156:		ByteArrayOutputStream baos = new ByteArrayOutputStream();
1157:		ObjectOutputStream out = new ObjectOutputStream(baos);
1158:		out.writeObject(literal);
1159:		out.close();
1160:
1161:		ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
1162:		ObjectInputStream in = new ObjectInputStream(bais);
1163:		Literal deserializedLiteral = (Literal)in.readObject();
1164:		in.close();
1165:
1166:		assertTrue(literal.equals(deserializedLiteral));
1167:
1168:		assertTrue(testCon.hasStatement(bob, name, literal, true));
1169:		assertTrue(testCon.hasStatement(bob, name, deserializedLiteral, true));
1170:	}
1171:
1172:	public void testGraphSerialization()
1173:		throws Exception
1174:	{
1175:		testCon.add(bob, name, nameBob);
1176:		testCon.add(alice, name, nameAlice);
1177:
1178:		Graph graph;
1179:		RepositoryResult<Statement> statements = testCon.getStatements(null, null, null, true);
1180:		try {
1181:			graph = new GraphImpl(vf, statements.asList());
1182:		}
1183:		finally {
1184:			statements.close();
1185:		}
1186:
1187:		ByteArrayOutputStream baos = new ByteArrayOutputStream();
1188:		ObjectOutputStream out = new ObjectOutputStream(baos);
1189:		out.writeObject(graph);
1190:		out.close();
1191:
1192:		ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
1193:		ObjectInputStream in = new ObjectInputStream(bais);
1194:		Graph deserializedGraph = (Graph)in.readObject();
1195:		in.close();
1196:
1197:		assertFalse(deserializedGraph.isEmpty());
1198:
1199:		for (Statement st : deserializedGraph) {
1200:			assertTrue(graph.contains(st));
1201:			assertTrue(testCon.hasStatement(st, true));
1202:		}
1203:	}
1204:
1205:	public void testEmptyRollback()
1206:		throws Exception
1207:	{
1208:		assertTrue(testCon.isEmpty());
1209:		assertTrue(testCon2.isEmpty());
1210:		testCon.setAutoCommit(false);
1211:		testCon.add(vf.createBNode(), vf.createURI("urn:pred"), vf.createBNode());
1212:		assertFalse(testCon.isEmpty());
1213:		assertTrue(testCon2.isEmpty());
1214:		testCon.rollback();
1215:		assertTrue(testCon.isEmpty());
1216:		assertTrue(testCon2.isEmpty());
1217:	}
1218:
1219:	public void testEmptyCommit()
1220:		throws Exception
1221:	{
1222:		assertTrue(testCon.isEmpty());
1223:		assertTrue(testCon2.isEmpty());
1224:		testCon.setAutoCommit(false);
1225:		testCon.add(vf.createBNode(), vf.createURI("urn:pred"), vf.createBNode());
1226:		assertFalse(testCon.isEmpty());
1227:		assertTrue(testCon2.isEmpty());
1228:		testCon.commit();
1229:		assertFalse(testCon.isEmpty());
1230:		assertFalse(testCon2.isEmpty());
1231:	}
1232:
1233:	public void testOpen()
1234:		throws Exception
1235:	{
1236:		assertTrue(testCon.isOpen());
1237:		assertTrue(testCon2.isOpen());
1238:		testCon.close();
1239:		assertFalse(testCon.isOpen());
1240:		assertTrue(testCon2.isOpen());
1241:	}
1242:
1243:	public void testSizeRollback()
1244:		throws Exception
1245:	{
1246:		assertEquals(0, testCon.size());
1247:		assertEquals(0, testCon2.size());
1248:		testCon.setAutoCommit(false);
1249:		testCon.add(vf.createBNode(), vf.createURI("urn:pred"), vf.createBNode());
1250:		assertEquals(1, testCon.size());
1251:		assertEquals(0, testCon2.size());
1252:		testCon.add(vf.createBNode(), vf.createURI("urn:pred"), vf.createBNode());
1253:		assertEquals(2, testCon.size());
1254:		assertEquals(0, testCon2.size());
1255:		testCon.rollback();
1256:		assertEquals(0, testCon.size());
1257:		assertEquals(0, testCon2.size());
1258:	}
1259:
1260:	public void testSizeCommit()
1261:		throws Exception
1262:	{
1263:		assertEquals(0, testCon.size());
1264:		assertEquals(0, testCon2.size());
1265:		testCon.setAutoCommit(false);
1266:		testCon.add(vf.createBNode(), vf.createURI("urn:pred"), vf.createBNode());
1267:		assertEquals(1, testCon.size());
1268:		assertEquals(0, testCon2.size());
1269:		testCon.add(vf.createBNode(), vf.createURI("urn:pred"), vf.createBNode());
1270:		assertEquals(2, testCon.size());
1271:		assertEquals(0, testCon2.size());
1272:		testCon.commit();
1273:		assertEquals(2, testCon.size());
1274:		assertEquals(2, testCon2.size());
1275:	}
1276:
1277:	public void testAddRemove()
1278:		throws Exception
1279:	{
1280:		URI FOAF_PERSON = vf.createURI("http://xmlns.com/foaf/0.1/Person");
1281:		final Statement stmt = vf.createStatement(bob, name, nameBob);
1282:
1283:		testCon.add(bob, RDF.TYPE, FOAF_PERSON);
1284:
1285:		testCon.setAutoCommit(false);
1286:		testCon.add(stmt);
1287:		testCon.remove(stmt);
1288:		testCon.commit();
1289:
1290:		testCon.exportStatements(null, null, null, false, new RDFHandlerBase() {
1291:
1292:			@Override
1293:			public void handleStatement(Statement st)
1294:				throws RDFHandlerException
1295:			{
1296:				assertTrue(!stmt.equals(st));
1297:			}
1298:		});
1299:	}
1300:
1301:	public void testInferredStatementCount()
1302:		throws Exception
1303:	{
1304:		assertTrue(testCon.isEmpty());
1305:		int inferred = getTotalStatementCount(testCon);
1306:
1307:		URI root = vf.createURI("urn:root");
1308:
1309:		testCon.add(root, RDF.TYPE, RDF.LIST);
1310:		testCon.remove(root, RDF.TYPE, RDF.LIST);
1311:
1312:		assertTrue(testCon.isEmpty());
1313:		assertEquals(inferred, getTotalStatementCount(testCon));
1314:	}
1315:
1316:	public void testGetContextIDs()
1317:		throws Exception
1318:	{
1319:		assertEquals(0, testCon.getContextIDs().asList().size());
1320:
1321:		// load data
1322:		testCon.setAutoCommit(false);
1323:		testCon.add(bob, name, nameBob, context1);
1324:		assertEquals(Arrays.asList(context1), testCon.getContextIDs().asList());
1325:
1326:		testCon.remove(bob, name, nameBob, context1);
1327:		assertEquals(0, testCon.getContextIDs().asList().size());
1328:		testCon.setAutoCommit(true);
1329:
1330:		assertEquals(0, testCon.getContextIDs().asList().size());
1331:
1332:		testCon.add(bob, name, nameBob, context2);
1333:		assertEquals(Arrays.asList(context2), testCon.getContextIDs().asList());
1334:	}
1335:
1336:	public void testXmlCalendarZ() throws Exception {
1337:		String NS = "http://example.org/rdf/";
1338:		int OFFSET = TimeZone.getDefault().getOffset(new Date(2007, Calendar.NOVEMBER, 6).getTime()) / 1000 / 60;
1339:		String SELECT_BY_DATE = "SELECT ?s ?d WHERE { ?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#value> ?d . FILTER (?d <= ?date) }";
1340:		DatatypeFactory data = DatatypeFactory.newInstance();
1341:		for (int i=1;i<5;i++) {
1342:			URI uri = vf.createURI(NS, "date" + i);
1343:			XMLGregorianCalendar xcal = data.newXMLGregorianCalendar();
1344:			xcal.setYear(2000);
1345:			xcal.setMonth(11);
1346:			xcal.setDay(i*2);
1347:			testCon.add(uri, RDF.VALUE, vf.createLiteral(xcal));
1348:			URI uriz = vf.createURI(NS, "dateZ" + i);
1349:			xcal = data.newXMLGregorianCalendar();
1350:			xcal.setYear(2007);
1351:			xcal.setMonth(11);
1352:			xcal.setDay(i*2);
1353:			xcal.setTimezone(OFFSET);
1354:			testCon.add(uriz, RDF.VALUE, vf.createLiteral(xcal));
1355:		}
1356:		XMLGregorianCalendar xcal = data.newXMLGregorianCalendar();
1357:		xcal.setYear(2007);
1358:		xcal.setMonth(11);
1359:		xcal.setDay(6);
1360:		xcal.setTimezone(OFFSET);
1361:		TupleQuery query = testCon.prepareTupleQuery(QueryLanguage.SPARQL, SELECT_BY_DATE);
1362:		query.setBinding("date", vf.createLiteral(xcal));
1363:		TupleQueryResult result = query.evaluate();
1364:		List list = new ArrayList();
1365:		while (result.hasNext()) {
1366:			list.add(result.next());
1367:		}
1368:		assertEquals(7, list.size());
1369:	}
1370:
1371:	private int getTotalStatementCount(RepositoryConnection connection)
1372:		throws RepositoryException
1373:	{
1374:		CloseableIteration<? extends Statement, RepositoryException> iter = connection.getStatements(null,
1375:				null, null, true);
1376:
1377:		try {
1378:			int size = 0;
1379:
1380:			while (iter.hasNext()) {
1381:				iter.next();
1382:				++size;
1383:			}
1384:
1385:			return size;
1386:		}
1387:		finally {
1388:			iter.close();
1389:		}
1390:	}
1391:}
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