[hibernate-commits] Hibernate SVN: r20831 - in search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend: impl and 1 other directory.

Author: hardy.ferentschik Date: 2010-10-14 08:56:59 -0400 (Thu, 14 Oct 2010) New Revision: 20831 Modified: search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/BackendQueueProcessorFactory.java search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/Worker.java search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/WorkerFactory.java search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/PostTransactionWorkQueueSynchronization.java search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/TransactionalWorker.java Log: HSEARCH-554 Some formatting and javadoc changes while working on the documentation of the worker configuration Modified: search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/BackendQueueProcessorFactory.java =================================================================== --- search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/BackendQueueProcessorFactory.java 2010-10-14 11:08:07 UTC (rev 20830) +++ search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/BackendQueueProcessorFactory.java 2010-10-14 12:56:59 UTC (rev 20831) @@ -1,26 +1,25 @@ -/* $Id$ - * +/* * Hibernate, Relational Persistence for Idiomatic Java - * - * Copyright (c) 2009, Red Hat, Inc. and/or its affiliates or third-party contributors as - * indicated by the @author tags or express copyright attribution - * statements applied by the authors. All third-party contributions are - * distributed under license by Red Hat, Inc. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the GNU - * Lesser General Public License, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this distribution; if not, write to: - * Free Software Foundation, Inc. - * 51 Franklin Street, Fifth Floor - * Boston, MA 02110-1301 USA + * + * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as + * indicated by the @author tags or express copyright attribution + * statements applied by the authors. All third-party contributions are + * distributed under license by Red Hat, Inc. + * + * This copyrighted material is made available to anyone wishing to use, modify, + * copy, or redistribute it subject to the terms and conditions of the GNU + * Lesser General Public License, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this distribution; if not, write to: + * Free Software Foundation, Inc. + * 51 Franklin Street, Fifth Floor + * Boston, MA 02110-1301 USA */ package org.hibernate.search.backend; @@ -40,7 +39,7 @@ /** * Used at startup, called once as first method. * @param props all configuration properties - * @param searchFactory the client + * @param context context giving access to required meta data */ void initialize(Properties props, WorkerBuildContext context); Modified: search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/Worker.java =================================================================== --- search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/Worker.java 2010-10-14 11:08:07 UTC (rev 20830) +++ search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/Worker.java 2010-10-14 12:56:59 UTC (rev 20831) @@ -1,26 +1,25 @@ -/* $Id$ - * +/* * Hibernate, Relational Persistence for Idiomatic Java - * - * Copyright (c) 2009, Red Hat, Inc. and/or its affiliates or third-party contributors as - * indicated by the @author tags or express copyright attribution - * statements applied by the authors. All third-party contributions are - * distributed under license by Red Hat, Inc. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the GNU - * Lesser General Public License, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this distribution; if not, write to: - * Free Software Foundation, Inc. - * 51 Franklin Street, Fifth Floor - * Boston, MA 02110-1301 USA + * + * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as + * indicated by the @author tags or express copyright attribution + * statements applied by the authors. All third-party contributions are + * distributed under license by Red Hat, Inc. + * + * This copyrighted material is made available to anyone wishing to use, modify, + * copy, or redistribute it subject to the terms and conditions of the GNU + * Lesser General Public License, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this distribution; if not, write to: + * Free Software Foundation, Inc. + * 51 Franklin Street, Fifth Floor + * Boston, MA 02110-1301 USA */ package org.hibernate.search.backend; @@ -29,15 +28,16 @@ import org.hibernate.search.spi.WorkerBuildContext; /** - * Perform work for a given session. This implementation has to be multi threaded. + * Perform work for a given context (eg a transaction). This implementation has to be threaded-safe. * * @author Emmanuel Bernard */ public interface Worker { /** * Declare a work to be done within a given transaction context - * @param work - * @param transactionContext + * + * @param work the work to be executed + * @param transactionContext transactional context information */ void performWork(Work<?> work, TransactionContext transactionContext); Modified: search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/WorkerFactory.java =================================================================== --- search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/WorkerFactory.java 2010-10-14 11:08:07 UTC (rev 20830) +++ search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/WorkerFactory.java 2010-10-14 12:56:59 UTC (rev 20831) @@ -42,10 +42,9 @@ Properties props = cfg.getProperties(); Properties workerProperties = new Properties(); for ( Map.Entry entry : props.entrySet() ) { - String key = ( String ) entry.getKey(); + String key = (String) entry.getKey(); if ( key.startsWith( Environment.WORKER_PREFIX ) ) { - //key.substring( Environment.WORKER_PREFIX.length() ) - workerProperties.setProperty( key, ( String ) entry.getValue() ); + workerProperties.setProperty( key, (String) entry.getValue() ); } } return workerProperties; Modified: search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/PostTransactionWorkQueueSynchronization.java =================================================================== --- search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/PostTransactionWorkQueueSynchronization.java 2010-10-14 11:08:07 UTC (rev 20830) +++ search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/PostTransactionWorkQueueSynchronization.java 2010-10-14 12:56:59 UTC (rev 20831) @@ -1,26 +1,25 @@ -/* $Id$ - * +/* * Hibernate, Relational Persistence for Idiomatic Java - * - * Copyright (c) 2009, Red Hat, Inc. and/or its affiliates or third-party contributors as - * indicated by the @author tags or express copyright attribution - * statements applied by the authors. All third-party contributions are - * distributed under license by Red Hat, Inc. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the GNU - * Lesser General Public License, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this distribution; if not, write to: - * Free Software Foundation, Inc. - * 51 Franklin Street, Fifth Floor - * Boston, MA 02110-1301 USA + * + * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as + * indicated by the @author tags or express copyright attribution + * statements applied by the authors. All third-party contributions are + * distributed under license by Red Hat, Inc. + * + * This copyrighted material is made available to anyone wishing to use, modify, + * copy, or redistribute it subject to the terms and conditions of the GNU + * Lesser General Public License, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this distribution; if not, write to: + * Free Software Foundation, Inc. + * 51 Franklin Street, Fifth Floor + * Boston, MA 02110-1301 USA */ package org.hibernate.search.backend.impl; @@ -43,13 +42,13 @@ public class PostTransactionWorkQueueSynchronization implements Synchronization { private static final Logger log = LoggerFactory.make(); - + /** * FullTextIndexEventListener is using a WeakIdentityHashMap<Session,Synchronization> * So make sure all Synchronization implementations don't have any * (direct or indirect) reference to the Session. */ - + private final QueueingProcessor queueingProcessor; private boolean consumed; private boolean prepared; @@ -75,14 +74,16 @@ public void beforeCompletion() { if ( prepared ) { if ( log.isTraceEnabled() ) { - log.trace("Transaction's beforeCompletion() phase already been processed, ignoring: {}", this.toString() ); + log.trace( + "Transaction's beforeCompletion() phase already been processed, ignoring: {}", this.toString() + ); } } else { if ( log.isTraceEnabled() ) { - log.trace("Processing Transaction's beforeCompletion() phase: {}", this.toString() ); + log.trace( "Processing Transaction's beforeCompletion() phase: {}", this.toString() ); } - queueingProcessor.prepareWorks(queue); + queueingProcessor.prepareWorks( queue ); prepared = true; } } @@ -91,22 +92,30 @@ try { if ( Status.STATUS_COMMITTED == i ) { if ( log.isTraceEnabled() ) { - log.trace("Processing Transaction's afterCompletion() phase for {}. Performing work.", this.toString() ); + log.trace( + "Processing Transaction's afterCompletion() phase for {}. Performing work.", this.toString() + ); } - queueingProcessor.performWorks(queue); + queueingProcessor.performWorks( queue ); } else { if ( log.isTraceEnabled() ) { - log.trace("Processing Transaction's afterCompletion() phase for {}. Cancelling work due to transaction status {}", this.toString(), i ); + log.trace( + "Processing Transaction's afterCompletion() phase for {}. Cancelling work due to transaction status {}", + this.toString(), + i + ); } - queueingProcessor.cancelWorks(queue); + queueingProcessor.cancelWorks( queue ); } } finally { consumed = true; //clean the Synchronization per Transaction //not needed stricto sensus but a cleaner approach and faster than the GC - if (queuePerTransaction != null) queuePerTransaction.removeValue( this ); + if ( queuePerTransaction != null ) { + queuePerTransaction.removeValue( this ); + } } } Modified: search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/TransactionalWorker.java =================================================================== --- search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/TransactionalWorker.java 2010-10-14 11:08:07 UTC (rev 20830) +++ search/trunk/hibernate-search/src/main/java/org/hibernate/search/backend/impl/TransactionalWorker.java 2010-10-14 12:56:59 UTC (rev 20831) @@ -1,26 +1,25 @@ -/* $Id$ - * +/* * Hibernate, Relational Persistence for Idiomatic Java - * - * Copyright (c) 2009, Red Hat, Inc. and/or its affiliates or third-party contributors as - * indicated by the @author tags or express copyright attribution - * statements applied by the authors. All third-party contributions are - * distributed under license by Red Hat, Inc. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the GNU - * Lesser General Public License, as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this distribution; if not, write to: - * Free Software Foundation, Inc. - * 51 Franklin Street, Fifth Floor - * Boston, MA 02110-1301 USA + * + * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as + * indicated by the @author tags or express copyright attribution + * statements applied by the authors. All third-party contributions are + * distributed under license by Red Hat, Inc. + * + * This copyrighted material is made available to anyone wishing to use, modify, + * copy, or redistribute it subject to the terms and conditions of the GNU + * Lesser General Public License, as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this distribution; if not, write to: + * Free Software Foundation, Inc. + * 51 Franklin Street, Fifth Floor + * Boston, MA 02110-1301 USA */ package org.hibernate.search.backend.impl; @@ -30,13 +29,13 @@ import org.slf4j.Logger; import org.hibernate.search.SearchException; -import org.hibernate.search.engine.SearchFactoryImplementor; -import org.hibernate.search.spi.WorkerBuildContext; import org.hibernate.search.backend.QueueingProcessor; import org.hibernate.search.backend.TransactionContext; import org.hibernate.search.backend.Work; import org.hibernate.search.backend.WorkQueue; import org.hibernate.search.backend.Worker; +import org.hibernate.search.engine.SearchFactoryImplementor; +import org.hibernate.search.spi.WorkerBuildContext; import org.hibernate.search.util.HibernateHelper; import org.hibernate.search.util.LoggerFactory; import org.hibernate.search.util.WeakIdentityHashMap; @@ -47,15 +46,15 @@ * <p/> * When <code>hibernate.search.worker.type</code> is set to <code>async</code> * the work is done in a separate thread (threads are pooled) - * + * * @author Emmanuel Bernard */ public class TransactionalWorker implements Worker { - + //note: there is one Worker instance per SearchFactory, reused concurrently for all sessions. - + private static final Logger log = LoggerFactory.make(); - + //this is being used from different threads, but doesn't need a //synchronized map since for a given transaction, we have not concurrent access protected final WeakIdentityHashMap<Object, Synchronization> synchronizationPerTransaction = new WeakIdentityHashMap<Object, Synchronization>(); @@ -65,12 +64,12 @@ public void performWork(Work<?> work, TransactionContext transactionContext) { final Class<?> entityType = HibernateHelper.getClassFromWork( work ); if ( factory.getDocumentBuilderIndexedEntity( entityType ) == null - && factory.getDocumentBuilderContainedEntity( entityType ) == null ) { - throw new SearchException( "Unable to perform work. Entity Class is not @Indexed nor hosts @ContainedIn: " + entityType); + && factory.getDocumentBuilderContainedEntity( entityType ) == null ) { + throw new SearchException( "Unable to perform work. Entity Class is not @Indexed nor hosts @ContainedIn: " + entityType ); } if ( transactionContext.isTransactionInProgress() ) { Object transactionIdentifier = transactionContext.getTransactionIdentifier(); - PostTransactionWorkQueueSynchronization txSync = ( PostTransactionWorkQueueSynchronization ) + PostTransactionWorkQueueSynchronization txSync = (PostTransactionWorkQueueSynchronization) synchronizationPerTransaction.get( transactionIdentifier ); if ( txSync == null || txSync.isConsumed() ) { txSync = new PostTransactionWorkQueueSynchronization( @@ -84,8 +83,10 @@ else { // this is a workaround: isTransactionInProgress should return "true" // for correct configurations. - log.warn( "It appears changes are being pushed to the index out of a transaction. " + - "Register the IndexWorkFlushEventListener listener on flush to correctly manage Collections!" ); + log.warn( + "It appears changes are being pushed to the index out of a transaction. " + + "Register the IndexWorkFlushEventListener listener on flush to correctly manage Collections!" + ); WorkQueue queue = new WorkQueue( 2 ); //one work can be split queueingProcessor.add( work, queue ); queueingProcessor.prepareWorks( queue ); @@ -105,12 +106,11 @@ public void flushWorks(TransactionContext transactionContext) { if ( transactionContext.isTransactionInProgress() ) { Object transaction = transactionContext.getTransactionIdentifier(); - PostTransactionWorkQueueSynchronization txSync = ( PostTransactionWorkQueueSynchronization ) + PostTransactionWorkQueueSynchronization txSync = (PostTransactionWorkQueueSynchronization) synchronizationPerTransaction.get( transaction ); if ( txSync != null && !txSync.isConsumed() ) { txSync.flushWorks(); } } } - }