HHH-2884 : SessionFactory close notifications
git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@14452 1b8cb986-b30d-0410-93ca-fae66ebed9b2
This commit is contained in:
Steve Ebersole
parent
e4958dcc31
commit
adf3311e58
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@ -0,0 +1,48 @@
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
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* indicated by the @author tags or express copyright attribution
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* statements applied by the authors. All third-party contributions are
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* distributed under license by Red Hat Middleware LLC.
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*
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* This copyrighted material is made available to anyone wishing to use, modify,
|
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* copy, or redistribute it subject to the terms and conditions of the GNU
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* Lesser General Public License, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
|
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* for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
|
||||
* along with this distribution; if not, write to:
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* Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301 USA
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*/
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package org.hibernate;
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import java.io.Serializable;
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/**
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* Allows reaction to basic {@link SessionFactory} occurrences.
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*
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* @author Steve Ebersole
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*/
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public interface SessionFactoryObserver extends Serializable {
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/**
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* Callback to indicate that the given factory has been created and is now ready for use.
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*
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* @param factory The factory initialized.
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*/
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public void sessionFactoryCreated(SessionFactory factory);
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/**
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* Callback to indicate that the given factory has been closed. Care should be taken
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* in how (if at all) the passed factory reference is used since it is closed.
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*
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* @param factory The factory closed.
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*/
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public void sessionFactoryClosed(SessionFactory factory);
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}
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@ -26,11 +26,15 @@ import java.util.TreeMap;
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import java.util.jar.JarFile;
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import java.util.zip.ZipEntry;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.dom4j.Attribute;
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import org.dom4j.DocumentException;
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import org.dom4j.Element;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.w3c.dom.Document;
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import org.xml.sax.EntityResolver;
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import org.xml.sax.InputSource;
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import org.hibernate.EmptyInterceptor;
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import org.hibernate.HibernateException;
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import org.hibernate.Interceptor;
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@ -38,7 +42,7 @@ import org.hibernate.InvalidMappingException;
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import org.hibernate.MappingException;
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import org.hibernate.MappingNotFoundException;
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import org.hibernate.SessionFactory;
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import org.hibernate.proxy.EntityNotFoundDelegate;
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import org.hibernate.SessionFactoryObserver;
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import org.hibernate.dialect.Dialect;
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import org.hibernate.dialect.MySQLDialect;
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import org.hibernate.dialect.function.SQLFunction;
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@ -56,10 +60,16 @@ import org.hibernate.event.LoadEventListener;
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import org.hibernate.event.LockEventListener;
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import org.hibernate.event.MergeEventListener;
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import org.hibernate.event.PersistEventListener;
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import org.hibernate.event.PostCollectionRecreateEventListener;
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import org.hibernate.event.PostCollectionRemoveEventListener;
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import org.hibernate.event.PostCollectionUpdateEventListener;
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import org.hibernate.event.PostDeleteEventListener;
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import org.hibernate.event.PostInsertEventListener;
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import org.hibernate.event.PostLoadEventListener;
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import org.hibernate.event.PostUpdateEventListener;
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import org.hibernate.event.PreCollectionRecreateEventListener;
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import org.hibernate.event.PreCollectionRemoveEventListener;
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import org.hibernate.event.PreCollectionUpdateEventListener;
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import org.hibernate.event.PreDeleteEventListener;
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import org.hibernate.event.PreInsertEventListener;
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import org.hibernate.event.PreLoadEventListener;
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@ -67,12 +77,6 @@ import org.hibernate.event.PreUpdateEventListener;
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import org.hibernate.event.RefreshEventListener;
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import org.hibernate.event.ReplicateEventListener;
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import org.hibernate.event.SaveOrUpdateEventListener;
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import org.hibernate.event.PreCollectionRecreateEventListener;
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import org.hibernate.event.PreCollectionRemoveEventListener;
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import org.hibernate.event.PreCollectionUpdateEventListener;
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import org.hibernate.event.PostCollectionUpdateEventListener;
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import org.hibernate.event.PostCollectionRemoveEventListener;
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import org.hibernate.event.PostCollectionRecreateEventListener;
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import org.hibernate.id.IdentifierGenerator;
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import org.hibernate.id.PersistentIdentifierGenerator;
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import org.hibernate.impl.SessionFactoryImpl;
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@ -87,6 +91,7 @@ import org.hibernate.mapping.RootClass;
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import org.hibernate.mapping.SimpleValue;
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import org.hibernate.mapping.Table;
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import org.hibernate.mapping.UniqueKey;
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import org.hibernate.proxy.EntityNotFoundDelegate;
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import org.hibernate.secure.JACCConfiguration;
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import org.hibernate.tool.hbm2ddl.DatabaseMetadata;
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import org.hibernate.tool.hbm2ddl.TableMetadata;
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@ -95,14 +100,11 @@ import org.hibernate.type.Type;
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import org.hibernate.util.ArrayHelper;
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import org.hibernate.util.CollectionHelper;
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import org.hibernate.util.ConfigHelper;
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import org.hibernate.util.PropertiesHelper;
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import org.hibernate.util.ReflectHelper;
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import org.hibernate.util.SerializationHelper;
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import org.hibernate.util.StringHelper;
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import org.hibernate.util.XMLHelper;
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import org.hibernate.util.PropertiesHelper;
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import org.w3c.dom.Document;
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import org.xml.sax.EntityResolver;
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import org.xml.sax.InputSource;
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/**
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* An instance of <tt>Configuration</tt> allows the application
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@ -158,6 +160,8 @@ public class Configuration implements Serializable {
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protected final SettingsFactory settingsFactory;
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private SessionFactoryObserver sessionFactoryObserver;
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protected void reset() {
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classes = new HashMap();
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imports = new HashMap();
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@ -1301,7 +1305,8 @@ public class Configuration implements Serializable {
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this,
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mapping,
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settings,
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getInitializedEventListeners()
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getInitializedEventListeners(),
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sessionFactoryObserver
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);
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}
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@ -2164,4 +2169,12 @@ public class Configuration implements Serializable {
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public void addSqlFunction(String functionName, SQLFunction function) {
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sqlFunctions.put( functionName, function );
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}
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public SessionFactoryObserver getSessionFactoryObserver() {
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return sessionFactoryObserver;
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}
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public void setSessionFactoryObserver(SessionFactoryObserver sessionFactoryObserver) {
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this.sessionFactoryObserver = sessionFactoryObserver;
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}
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}
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@ -0,0 +1,37 @@
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
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* indicated by the @author tags or express copyright attribution
|
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* statements applied by the authors. All third-party contributions are
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* distributed under license by Red Hat Middleware LLC.
|
||||
*
|
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* This copyrighted material is made available to anyone wishing to use, modify,
|
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* copy, or redistribute it subject to the terms and conditions of the GNU
|
||||
* Lesser General Public License, as published by the Free Software Foundation.
|
||||
*
|
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* This program is distributed in the hope that it will be useful,
|
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* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
||||
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
|
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* for more details.
|
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*
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* You should have received a copy of the GNU Lesser General Public License
|
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* along with this distribution; if not, write to:
|
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* Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301 USA
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*/
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package org.hibernate.event;
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/**
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* Contract for listeners which require notification of SessionFactory closing,
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* presumably to destroy internal state.
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*
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* @author Steve Ebersole
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*/
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public interface Destructible {
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/**
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* Notification of {@link org.hibernate.SessionFactory} shutdown.
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*/
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public void cleanup();
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}
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@ -1,4 +1,26 @@
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//$Id: EventListeners.java 8416 2005-10-16 13:27:54Z epbernard $
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
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* indicated by the @author tags or express copyright attribution
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* statements applied by the authors. All third-party contributions are
|
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* distributed under license by Red Hat Middleware LLC.
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||||
*
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* This copyrighted material is made available to anyone wishing to use, modify,
|
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* copy, or redistribute it subject to the terms and conditions of the GNU
|
||||
* Lesser General Public License, as published by the Free Software Foundation.
|
||||
*
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* 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.
|
||||
*
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* 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.
|
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* 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301 USA
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*/
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package org.hibernate.event;
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import java.io.Serializable;
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@ -132,6 +154,69 @@ public class EventListeners extends Cloneable implements Serializable {
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return clazz;
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}
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private static interface ListenerProcesser {
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public void processListener(Object listener);
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}
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private void processListeners(ListenerProcesser processer) {
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Field[] fields = getClass().getDeclaredFields();
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for ( int i = 0; i < fields.length; i++ ) {
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try {
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final Object field = fields[i].get( this );
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if ( field instanceof Object[] ) {
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final Object[] listeners = ( Object[] ) field;
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int length = listeners.length;
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for ( int index = 0 ; index < length ; index++ ) {
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processer.processListener( listeners[index ] );
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}
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}
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}
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catch ( Exception e ) {
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throw new AssertionFailure( "could not process listeners" );
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}
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}
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}
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/**
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* Call {@link Initializable#initialize} on any listeners that implement the
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* {@link Initializable} interface.
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*
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* @param cfg The configuration.
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*/
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public void initializeListeners(final Configuration cfg) {
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try {
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processListeners(
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new ListenerProcesser() {
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public void processListener(Object listener) {
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if ( listener instanceof Initializable ) {
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( ( Initializable ) listener ).initialize( cfg );
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}
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}
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}
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);
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}
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catch ( Exception e ) {
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throw new AssertionFailure("could not init listeners");
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}
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}
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public void destroyListeners() {
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try {
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processListeners(
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new ListenerProcesser() {
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public void processListener(Object listener) {
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if ( listener instanceof Destructible ) {
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( ( Destructible ) listener ).cleanup();
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}
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}
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}
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);
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}
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catch ( Exception e ) {
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throw new AssertionFailure("could not init listeners");
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}
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}
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public LoadEventListener[] getLoadEventListeners() {
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return loadEventListeners;
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}
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@ -388,39 +473,6 @@ public class EventListeners extends Cloneable implements Serializable {
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this.preUpdateEventListeners = preUpdateEventListener;
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}
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/**
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* Call <tt>initialize()</tt> on any listeners that implement
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* <tt>Initializable</tt>.
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* @see Initializable
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*/
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public void initializeListeners(Configuration cfg) {
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Field[] fields = getClass().getDeclaredFields();
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for ( int i = 0; i < fields.length; i++ ) {
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Object[] listeners;
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try {
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Object listener = fields[i].get(this);
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if (listener instanceof Object[]) {
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listeners = (Object[]) listener;
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}
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else {
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continue;
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}
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}
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catch (Exception e) {
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throw new AssertionFailure("could not init listeners");
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}
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int length = listeners.length;
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for (int index = 0 ; index < length ; index++) {
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Object listener = listeners[index];
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if (listener instanceof Initializable ) {
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( (Initializable) listener ).initialize(cfg);
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}
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}
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}
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}
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public PostDeleteEventListener[] getPostCommitDeleteEventListeners() {
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return postCommitDeleteEventListeners;
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}
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@ -1,11 +1,34 @@
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//$Id: Initializable.java 7793 2005-08-10 05:06:40Z oneovthafew $
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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
|
||||
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
|
||||
*
|
||||
* 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
|
||||
*/
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package org.hibernate.event;
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import org.hibernate.cfg.Configuration;
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/**
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* An event listener that requires access to mappings to
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* initialize state at initialization time.
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* An event listener that requires access to mappings to initialize state at
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* initialization time.
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*
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* @author Gavin King
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*/
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public interface Initializable {
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|
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@ -16,7 +16,6 @@ import java.util.Iterator;
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import java.util.Map;
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import java.util.Properties;
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import java.util.Set;
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import javax.naming.NamingException;
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import javax.naming.Reference;
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import javax.naming.StringRefAddr;
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@ -24,6 +23,7 @@ import javax.transaction.TransactionManager;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.hibernate.AssertionFailure;
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import org.hibernate.ConnectionReleaseMode;
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import org.hibernate.EntityMode;
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@ -34,17 +34,17 @@ import org.hibernate.ObjectNotFoundException;
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import org.hibernate.QueryException;
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import org.hibernate.SessionFactory;
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import org.hibernate.StatelessSession;
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import org.hibernate.engine.query.sql.NativeSQLQuerySpecification;
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import org.hibernate.SessionFactoryObserver;
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import org.hibernate.cache.CacheKey;
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import org.hibernate.cache.QueryCache;
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import org.hibernate.cache.UpdateTimestampsCache;
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import org.hibernate.cache.Region;
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import org.hibernate.cache.EntityRegion;
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import org.hibernate.cache.CollectionRegion;
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import org.hibernate.cache.impl.CacheDataDescriptionImpl;
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import org.hibernate.cache.access.EntityRegionAccessStrategy;
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import org.hibernate.cache.EntityRegion;
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import org.hibernate.cache.QueryCache;
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import org.hibernate.cache.Region;
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import org.hibernate.cache.UpdateTimestampsCache;
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import org.hibernate.cache.access.AccessType;
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import org.hibernate.cache.access.CollectionRegionAccessStrategy;
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import org.hibernate.cache.access.EntityRegionAccessStrategy;
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import org.hibernate.cache.impl.CacheDataDescriptionImpl;
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import org.hibernate.cfg.Configuration;
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import org.hibernate.cfg.Environment;
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import org.hibernate.cfg.Settings;
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|
|
@ -62,6 +62,7 @@ import org.hibernate.engine.NamedSQLQueryDefinition;
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import org.hibernate.engine.ResultSetMappingDefinition;
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import org.hibernate.engine.SessionFactoryImplementor;
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import org.hibernate.engine.query.QueryPlanCache;
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import org.hibernate.engine.query.sql.NativeSQLQuerySpecification;
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import org.hibernate.event.EventListeners;
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import org.hibernate.exception.SQLExceptionConverter;
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import org.hibernate.id.IdentifierGenerator;
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|
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@ -116,6 +117,9 @@ import org.hibernate.util.ReflectHelper;
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*/
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public final class SessionFactoryImpl implements SessionFactory, SessionFactoryImplementor {
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|
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private static final Logger log = LoggerFactory.getLogger(SessionFactoryImpl.class);
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private static final IdentifierGenerator UUID_GENERATOR = new UUIDHexGenerator();
|
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|
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private final String name;
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private final String uuid;
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|
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@ -144,22 +148,18 @@ public final class SessionFactoryImpl implements SessionFactory, SessionFactoryI
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private final transient CurrentSessionContext currentSessionContext;
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private final transient EntityNotFoundDelegate entityNotFoundDelegate;
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private final transient SQLFunctionRegistry sqlFunctionRegistry;
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private final transient SessionFactoryObserver observer;
|
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|
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private final QueryPlanCache queryPlanCache = new QueryPlanCache( this );
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|
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private transient boolean isClosed = false;
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|
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|
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private static final IdentifierGenerator UUID_GENERATOR = new UUIDHexGenerator();
|
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|
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private static final Logger log = LoggerFactory.getLogger(SessionFactoryImpl.class);
|
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|
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public SessionFactoryImpl(
|
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Configuration cfg,
|
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Mapping mapping,
|
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Settings settings,
|
||||
EventListeners listeners)
|
||||
throws HibernateException {
|
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EventListeners listeners,
|
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SessionFactoryObserver observer) throws HibernateException {
|
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|
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log.info("building session factory");
|
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|
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|
|
@ -169,6 +169,12 @@ public final class SessionFactoryImpl implements SessionFactory, SessionFactoryI
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this.settings = settings;
|
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this.sqlFunctionRegistry = new SQLFunctionRegistry(settings.getDialect(), cfg.getSqlFunctions());
|
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this.eventListeners = listeners;
|
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this.observer = observer != null ? observer : new SessionFactoryObserver() {
|
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public void sessionFactoryCreated(SessionFactory factory) {
|
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}
|
||||
public void sessionFactoryClosed(SessionFactory factory) {
|
||||
}
|
||||
};
|
||||
this.filters = new HashMap();
|
||||
this.filters.putAll( cfg.getFilterDefinitions() );
|
||||
|
||||
|
|
@ -382,6 +388,8 @@ public final class SessionFactoryImpl implements SessionFactory, SessionFactoryI
|
|||
};
|
||||
}
|
||||
this.entityNotFoundDelegate = entityNotFoundDelegate;
|
||||
|
||||
this.observer.sessionFactoryCreated( this );
|
||||
}
|
||||
|
||||
public QueryPlanCache getQueryPlanCache() {
|
||||
|
|
@ -766,6 +774,11 @@ public final class SessionFactoryImpl implements SessionFactory, SessionFactoryI
|
|||
*/
|
||||
public void close() throws HibernateException {
|
||||
|
||||
if ( isClosed ) {
|
||||
log.trace( "already closed" );
|
||||
return;
|
||||
}
|
||||
|
||||
log.info("closing");
|
||||
|
||||
isClosed = true;
|
||||
|
|
@ -810,6 +823,8 @@ public final class SessionFactoryImpl implements SessionFactory, SessionFactoryI
|
|||
schemaExport.drop( false, true );
|
||||
}
|
||||
|
||||
observer.sessionFactoryClosed( this );
|
||||
eventListeners.destroyListeners();
|
||||
}
|
||||
|
||||
public void evictEntity(String entityName, Serializable id) throws HibernateException {
|
||||
|
|
|
|||
|
|
@ -0,0 +1,101 @@
|
|||
/*
|
||||
* Hibernate, Relational Persistence for Idiomatic Java
|
||||
*
|
||||
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
|
||||
*
|
||||
* 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.test.events;
|
||||
|
||||
import java.util.Set;
|
||||
|
||||
import org.hibernate.SessionFactory;
|
||||
import org.hibernate.SessionFactoryObserver;
|
||||
import org.hibernate.HibernateException;
|
||||
import org.hibernate.cfg.Configuration;
|
||||
import org.hibernate.event.DeleteEventListener;
|
||||
import org.hibernate.event.Destructible;
|
||||
import org.hibernate.event.Initializable;
|
||||
import org.hibernate.event.DeleteEvent;
|
||||
import org.hibernate.junit.functional.FunctionalTestCase;
|
||||
|
||||
/**
|
||||
* CallbackTest implementation
|
||||
*
|
||||
* @author Steve Ebersole
|
||||
*/
|
||||
public class CallbackTest extends FunctionalTestCase {
|
||||
private TestingObserver observer = new TestingObserver();
|
||||
private TestingListener listener = new TestingListener();
|
||||
|
||||
public CallbackTest(String string) {
|
||||
super( string );
|
||||
}
|
||||
|
||||
public String[] getMappings() {
|
||||
return new String[0];
|
||||
}
|
||||
|
||||
public void configure(Configuration cfg) {
|
||||
cfg.setSessionFactoryObserver( observer );
|
||||
cfg.getEventListeners().setDeleteEventListeners( new DeleteEventListener[] { listener } );
|
||||
}
|
||||
|
||||
public void testCallbacks() {
|
||||
assertTrue( "observer not notified of creation", observer.creationCount == 1 );
|
||||
assertTrue( "listener not notified of creation", listener.initCount == 1 );
|
||||
|
||||
sfi().close();
|
||||
|
||||
assertTrue( "observer not notified of close", observer.closedCount == 1 );
|
||||
assertTrue( "listener not notified of close", listener.destoryCount == 1 );
|
||||
}
|
||||
|
||||
private static class TestingObserver implements SessionFactoryObserver {
|
||||
private int creationCount = 0;
|
||||
private int closedCount = 0;
|
||||
|
||||
public void sessionFactoryCreated(SessionFactory factory) {
|
||||
creationCount++;
|
||||
}
|
||||
|
||||
public void sessionFactoryClosed(SessionFactory factory) {
|
||||
closedCount++;
|
||||
}
|
||||
}
|
||||
|
||||
private static class TestingListener implements DeleteEventListener, Initializable, Destructible {
|
||||
private int initCount = 0;
|
||||
private int destoryCount = 0;
|
||||
|
||||
public void initialize(Configuration cfg) {
|
||||
initCount++;
|
||||
}
|
||||
|
||||
public void cleanup() {
|
||||
destoryCount++;
|
||||
}
|
||||
|
||||
public void onDelete(DeleteEvent event) throws HibernateException {
|
||||
}
|
||||
|
||||
public void onDelete(DeleteEvent event, Set transientEntities) throws HibernateException {
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue