/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.agent;
import org.rhq.core.domain.server.ExternalizableStrategy;
import org.rhq.enterprise.communications.command.Command;
import org.rhq.enterprise.communications.command.client.ClientCommandSender;
import org.rhq.enterprise.communications.command.client.CommandPreprocessor;
/**
* This command preprocessor is intended to be installed on the agent's {@link ClientCommandSender} so that all commands
* will get an ExternalizableStrategy inserted into their configuration.
*
* @author Jay Shaughnessy
*/
public class ExternalizableStrategyCommandPreprocessor implements CommandPreprocessor {
/**
* This is the name of the command configuration property that will direct return value serialization
*/
private static final String CMDCONFIG_PROP_EXTERNALIZABLE_STRATEGY = "rhq.externalizable-strategy";
/**
* Ensure the AGENT strategy is employed.
*
* @see CommandPreprocessor#preprocess(Command, ClientCommandSender)
*/
public void preprocess(Command command, ClientCommandSender sender) {
// Ensures that command return values will be serialized in the correct fashion
command.getConfiguration().setProperty(CMDCONFIG_PROP_EXTERNALIZABLE_STRATEGY,
ExternalizableStrategy.Subsystem.AGENT.name());
return;
}
}