[dna-commits] DNA SVN: r1503 - in trunk: dna-graph/src/main/java/org/jboss/dna/graph/connector and 3 other directories.

Author: bcarothers Date: 2009-12-31 09:08:13 -0500 (Thu, 31 Dec 2009) New Revision: 1503 Modified: trunk/dna-graph/src/main/java/org/jboss/dna/graph/GraphI18n.java trunk/dna-graph/src/main/java/org/jboss/dna/graph/connector/RepositoryConnectionPool.java trunk/dna-graph/src/main/resources/org/jboss/dna/graph/GraphI18n.properties trunk/dna-graph/src/test/java/org/jboss/dna/graph/query/optimize/RuleBasedOptimizerTest.java trunk/extensions/dna-connector-store-jpa/src/main/java/org/jboss/dna/connector/store/jpa/model/simple/SimpleJpaConnection.java Log: DNA-608 RepositoryConnectionPool.ConnectionWrapper.close Closes the Underlying Connection A\ " ''['{\ ] .kvuio[u8-98ghn09nt changes the\ ConnectionWrapper close behavior to not attempt to close the underlying connection. This allowed a graph message to be retired and forced compensating changes in SimpleJpaConnector. Modified: trunk/dna-graph/src/main/java/org/jboss/dna/graph/GraphI18n.java =================================================================== --- trunk/dna-graph/src/main/java/org/jboss/dna/graph/GraphI18n.java 2009-12-31 13:47:17 UTC (rev 1502) +++ trunk/dna-graph/src/main/java/org/jboss/dna/graph/GraphI18n.java 2009-12-31 14:08:13 UTC (rev 1503) @@ -33,7 +33,6 @@ */ public final class GraphI18n { - public static I18n closedConnectionMayNotBeUsed; public static I18n errorConvertingIo; public static I18n errorConvertingType; public static I18n errorReadingPropertyValueBytes; Modified: trunk/dna-graph/src/main/java/org/jboss/dna/graph/connector/RepositoryConnectionPool.java =================================================================== --- trunk/dna-graph/src/main/java/org/jboss/dna/graph/connector/RepositoryConnectionPool.java 2009-12-31 13:47:17 UTC (rev 1502) +++ trunk/dna-graph/src/main/java/org/jboss/dna/graph/connector/RepositoryConnectionPool.java 2009-12-31 14:08:13 UTC (rev 1503) @@ -779,8 +779,10 @@ mainLock.lock(); // Remove the connection from the in-use set ... boolean removed = this.inUseConnections.remove(wrapper); - assert removed; + // This means that the wrapper was already closed at least once since the last time it was opened + if (!removed) return; + // If we're shutting down the pool, then just close the connection ... if (this.runState != RUNNING) { wrapperToClose = wrapper; @@ -932,7 +934,6 @@ private final RepositoryConnection original; private final long timeCreated; private long lastUsed; - private boolean closed = false; protected ConnectionWrapper( RepositoryConnection connection ) { assert connection != null; @@ -972,7 +973,6 @@ * {@inheritDoc} */ public XAResource getXAResource() { - if (closed) throw new IllegalStateException(GraphI18n.closedConnectionMayNotBeUsed.text()); return this.original.getXAResource(); } @@ -980,7 +980,6 @@ * {@inheritDoc} */ public CachePolicy getDefaultCachePolicy() { - if (closed) throw new IllegalStateException(GraphI18n.closedConnectionMayNotBeUsed.text()); return this.original.getDefaultCachePolicy(); } @@ -992,7 +991,6 @@ */ public void execute( ExecutionContext context, Request request ) throws RepositorySourceException { - if (closed) throw new IllegalStateException(GraphI18n.closedConnectionMayNotBeUsed.text()); this.original.execute(context, request); } @@ -1001,7 +999,6 @@ */ public boolean ping( long time, TimeUnit unit ) throws InterruptedException { - if (closed) throw new IllegalStateException(GraphI18n.closedConnectionMayNotBeUsed.text()); return this.original.ping(time, unit); } @@ -1009,12 +1006,8 @@ * {@inheritDoc} */ public void close() { - if (!closed) { - this.lastUsed = System.currentTimeMillis(); - this.original.close(); - this.closed = true; - returnConnection(this); - } + this.lastUsed = System.currentTimeMillis(); + returnConnection(this); } } Modified: trunk/dna-graph/src/main/resources/org/jboss/dna/graph/GraphI18n.properties =================================================================== --- trunk/dna-graph/src/main/resources/org/jboss/dna/graph/GraphI18n.properties 2009-12-31 13:47:17 UTC (rev 1502) +++ trunk/dna-graph/src/main/resources/org/jboss/dna/graph/GraphI18n.properties 2009-12-31 14:08:13 UTC (rev 1503) @@ -21,7 +21,6 @@ # Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA # 02110-1301 USA, or see the FSF site: http://www.fsf.org. # -closedConnectionMayNotBeUsed = The connection has been closed an may not be used errorConvertingIo = Error converting {0} to a {1} errorConvertingType = Error converting {0} to a {1}: {2} errorReadingPropertyValueBytes = Error reading bytes Modified: trunk/dna-graph/src/test/java/org/jboss/dna/graph/query/optimize/RuleBasedOptimizerTest.java =================================================================== --- trunk/dna-graph/src/test/java/org/jboss/dna/graph/query/optimize/RuleBasedOptimizerTest.java 2009-12-31 13:47:17 UTC (rev 1502) +++ trunk/dna-graph/src/test/java/org/jboss/dna/graph/query/optimize/RuleBasedOptimizerTest.java 2009-12-31 14:08:13 UTC (rev 1503) @@ -68,7 +68,7 @@ private List<Integer> ruleExecutionOrder; private QueryContext context; private PlanNode node; - private boolean print = false; + private final boolean print = false; @Before public void beforeEach() { @@ -139,7 +139,7 @@ public PlanNode execute( QueryContext context, PlanNode plan, LinkedList<OptimizerRule> ruleStack ) { - context.getProblems().addError(GraphI18n.closedConnectionMayNotBeUsed); + context.getProblems().addError(GraphI18n.errorReadingPropertyValueBytes); return plan; } }); Modified: trunk/extensions/dna-connector-store-jpa/src/main/java/org/jboss/dna/connector/store/jpa/model/simple/SimpleJpaConnection.java =================================================================== --- trunk/extensions/dna-connector-store-jpa/src/main/java/org/jboss/dna/connector/store/jpa/model/simple/SimpleJpaConnection.java 2009-12-31 13:47:17 UTC (rev 1502) +++ trunk/extensions/dna-connector-store-jpa/src/main/java/org/jboss/dna/connector/store/jpa/model/simple/SimpleJpaConnection.java 2009-12-31 14:08:13 UTC (rev 1503) @@ -45,24 +45,20 @@ @NotThreadSafe public class SimpleJpaConnection implements RepositoryConnection { - private final SimpleJpaRepository repository; + private SimpleJpaRepository repository; private final JpaSource source; private EntityManager entityManager; public SimpleJpaConnection( JpaSource source ) { this.source = source; - this.entityManager = source.getEntityManagers().checkout(); - this.entityManager.getTransaction().begin(); - this.repository = new SimpleJpaRepository(source.getName(), source.getRootUuid(), source.getDefaultWorkspaceName(), - source.getPredefinedWorkspaceNames(), entityManager, - source.getRepositoryContext().getExecutionContext(), source.isCompressData(), - source.isCreatingWorkspacesAllowed(), source.getLargeValueSizeInBytes()); } public boolean ping( long time, TimeUnit unit ) { - return entityManager != null && entityManager.isOpen(); + // Most pings will occur before or after an execute() call, when there is no entityManger + // If there is no entity manager, the connection is still valid! + return entityManager == null || entityManager.isOpen(); } public CachePolicy getDefaultCachePolicy() { @@ -77,7 +73,18 @@ return null; } - public void close() { + private void acquireRepository() { + this.entityManager = source.getEntityManagers().checkout(); + this.entityManager.getTransaction().begin(); + this.repository = new SimpleJpaRepository(source.getName(), source.getRootUuid(), source.getDefaultWorkspaceName(), + source.getPredefinedWorkspaceNames(), entityManager, + source.getRepositoryContext().getExecutionContext(), source.isCompressData(), + source.isCreatingWorkspacesAllowed(), source.getLargeValueSizeInBytes()); + + } + + private void releaseRepository() { + this.repository = null; if (entityManager != null) { try { source.getEntityManagers().checkin(entityManager); @@ -85,8 +92,12 @@ entityManager = null; } } + } + public void close() { + } + /** * {@inheritDoc} * @@ -101,6 +112,9 @@ sw = new Stopwatch(); sw.start(); } + + acquireRepository(); + // Do any commands update/write? Observer observer = this.source.getRepositoryContext().getObserver(); RequestProcessor processor = new SimpleRequestProcessor(context, this.repository, observer, source.areUpdatesAllowed()); @@ -139,6 +153,9 @@ } } } + + releaseRepository(); + if (logger.isTraceEnabled()) { assert sw != null; sw.stop();