// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.storage.listener;

import org.apache.log4j.Logger;

import com.cloud.agent.Listener;
import com.cloud.agent.api.AgentControlAnswer;
import com.cloud.agent.api.AgentControlCommand;
import com.cloud.agent.api.Answer;
import com.cloud.agent.api.Command;
import com.cloud.agent.api.StartupCommand;
import com.cloud.host.HostVO;
import com.cloud.host.Status;

public class StorageSyncListener implements Listener {
    private static final Logger s_logger = Logger.getLogger(StorageSyncListener.class);
    
    public StorageSyncListener() {
    }
    
    @Override
    public boolean isRecurring() {
        return false;
    }
    
    @Override
    public boolean processAnswers(long agentId, long seq, Answer[] answers) {
        for (Answer answer : answers) {
            if (answer.getResult() == false) {
                s_logger.warn("Unable to execute sync command: " + answer.toString());
            } else {
                s_logger.debug("Sync command executed: " + answer.toString());
            }
        }
        return true;
    }
    
    @Override
    public void processConnect(HostVO agent, StartupCommand cmd, boolean forRebalance) {
    }
    
    @Override
    public boolean processDisconnect(long agentId, Status state) {
        s_logger.debug("Disconnecting");
        return true;
    }
    
    @Override
    public boolean processCommands(long agentId, long seq, Command[] request) {
        return false;
    }

    @Override
    public AgentControlAnswer processControlCommand(long agentId, AgentControlCommand cmd) {
    	return null;
    }
    
    @Override
    public boolean processTimeout(long agentId, long seq) {
    	return true;
    }
    
    @Override
    public int getTimeout() {
    	return -1;
    }    
}