/*
* JBoss, Home of Professional Open Source
* 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
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.commands.write;
import org.infinispan.commands.LocalCommand;
import org.infinispan.commands.Visitor;
import org.infinispan.context.InvocationContext;
import org.infinispan.notifications.cachelistener.CacheNotifier;
/**
* @author Mircea.Markus@jboss.com
* @since 4.0
*/
public class EvictCommand extends RemoveCommand implements LocalCommand {
public EvictCommand(Object key, CacheNotifier notifier) {
this.key = key;
this.notifier = notifier;
}
public void initialize(CacheNotifier notifier) {
this.notifier = notifier;
}
@Override
public Object acceptVisitor(InvocationContext ctx, Visitor visitor) throws Throwable {
return visitor.visitEvictCommand(ctx, this);
}
@Override
public Object perform(InvocationContext ctx) throws Throwable {
if (key == null) {
throw new NullPointerException("Key is null!!");
}
super.perform(ctx);
return null;
}
@Override
public void notify(InvocationContext ctx, Object value, boolean isPre) {
if (!isPre) {
notifier.notifyCacheEntryEvicted(key, value, ctx);
}
}
@Override
public byte getCommandId() {
return -1; // these are not meant for replication!
}
@Override
public String toString() {
return new StringBuilder()
.append("EvictCommand{key=")
.append(key)
.append(", value=").append(value)
.append(", flags=").append(flags)
.append("}")
.toString();
}
}