/*
* 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.remote;
import org.infinispan.commands.ReplicableCommand;
import org.infinispan.context.InvocationContext;
/**
* Similar to {@link org.infinispan.commands.remote.MultipleRpcCommand}, but it only aggregates a single command for
* replication.
*
* @author Mircea.Markus@jboss.com
*/
public class SingleRpcCommand extends BaseRpcInvokingCommand {
public static final int COMMAND_ID = 1;
private ReplicableCommand command;
private SingleRpcCommand() {
super(null); // For command id uniqueness test
}
public SingleRpcCommand(String cacheName, ReplicableCommand command) {
super(cacheName);
this.command = command;
}
public SingleRpcCommand(String cacheName) {
super(cacheName);
}
@Override
public void setParameters(int commandId, Object[] parameters) {
if (commandId != COMMAND_ID) throw new IllegalStateException("Unusupported command id:" + commandId);
command = (ReplicableCommand) parameters[0];
}
@Override
public byte getCommandId() {
return COMMAND_ID;
}
@Override
public Object[] getParameters() {
return new Object[]{command};
}
@Override
public Object perform(InvocationContext ctx) throws Throwable {
return processVisitableCommand(command);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof SingleRpcCommand)) return false;
SingleRpcCommand that = (SingleRpcCommand) o;
if (cacheName != null ? !cacheName.equals(that.cacheName) : that.cacheName != null) return false;
if (command != null ? !command.equals(that.command) : that.command != null) return false;
if (interceptorChain != null ? !interceptorChain.equals(that.interceptorChain) : that.interceptorChain != null)
return false;
return true;
}
@Override
public int hashCode() {
int result = interceptorChain != null ? interceptorChain.hashCode() : 0;
result = 31 * result + (cacheName != null ? cacheName.hashCode() : 0);
result = 31 * result + (command != null ? command.hashCode() : 0);
return result;
}
@Override
public String toString() {
return "SingleRpcCommand{" +
"cacheName='" + cacheName + '\'' +
", command=" + command +
'}';
}
public ReplicableCommand getCommand() {
return command;
}
@Override
public boolean isReturnValueExpected() {
return false;
}
}