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* Copyright 2009 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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*/
package org.infinispan.interceptors;
import org.infinispan.commands.tx.CommitCommand;
import org.infinispan.commands.tx.PrepareCommand;
import org.infinispan.commands.tx.RollbackCommand;
import org.infinispan.context.impl.TxInvocationContext;
import org.infinispan.factories.annotations.Inject;
import org.infinispan.notifications.cachelistener.CacheNotifier;
import org.infinispan.interceptors.base.CommandInterceptor;
import org.infinispan.util.logging.Log;
import org.infinispan.util.logging.LogFactory;
/**
* The interceptor in charge of firing off notifications to cache listeners
*
* @author <a href="mailto:manik@jboss.org">Manik Surtani</a>
* @since 4.0
*/
public class NotificationInterceptor extends CommandInterceptor {
private CacheNotifier notifier;
private static final Log log = LogFactory.getLog(NotificationInterceptor.class);
@Override
protected Log getLog() {
return log;
}
@Inject
public void injectDependencies(CacheNotifier notifier) {
this.notifier = notifier;
}
@Override
public Object visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command) throws Throwable {
Object retval = invokeNextInterceptor(ctx, command);
if (command.isOnePhaseCommit()) notifier.notifyTransactionCompleted(ctx.getGlobalTransaction(), true, ctx);
return retval;
}
@Override
public Object visitCommitCommand(TxInvocationContext ctx, CommitCommand command) throws Throwable {
Object retval = invokeNextInterceptor(ctx, command);
notifier.notifyTransactionCompleted(ctx.getGlobalTransaction(), true, ctx);
return retval;
}
@Override
public Object visitRollbackCommand(TxInvocationContext ctx, RollbackCommand command) throws Throwable {
Object retval = invokeNextInterceptor(ctx, command);
notifier.notifyTransactionCompleted(ctx.getGlobalTransaction(), false, ctx);
return retval;
}
}