/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with 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.
*/
package com.hazelcast.ascii.memcache;
import com.hazelcast.ascii.TextCommandServiceImpl;
import com.hazelcast.core.HazelcastException;
import com.hazelcast.logging.ILogger;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
/**
* User: sancar
* Date: 3/8/13
* Time: 2:03 PM
*/
public class TouchCommandProcessor extends MemcacheCommandProcessor<TouchCommand> {
private final ILogger logger;
public TouchCommandProcessor(TextCommandServiceImpl textCommandService) {
super(textCommandService);
logger = textCommandService.getNode().getLogger(this.getClass().getName());
}
public void handle(TouchCommand touchCommand) {
String key = null;
try {
key = URLDecoder.decode(touchCommand.getKey(), "UTF-8");
} catch (UnsupportedEncodingException e) {
throw new HazelcastException(e);
}
String mapName = DefaultMapName;
int index = key.indexOf(':');
if (index != -1) {
mapName = MapNamePreceder + key.substring(0, index);
key = key.substring(index + 1);
}
int ttl = textCommandService.getAdjustedTTLSeconds(touchCommand.getExpiration());
try {
textCommandService.lock(mapName, key);
} catch (Exception e) {
touchCommand.setResponse(NOT_STORED);
if (touchCommand.shouldReply()) {
textCommandService.sendResponse(touchCommand);
}
return;
}
final Object value = textCommandService.get(mapName, key);
textCommandService.incrementTouchCount();
if (value != null) {
textCommandService.put(mapName, key, value, ttl);
touchCommand.setResponse(TOUCHED);
} else {
touchCommand.setResponse(NOT_STORED);
}
textCommandService.unlock(mapName, key);
if (touchCommand.shouldReply()) {
textCommandService.sendResponse(touchCommand);
}
}
public void handleRejection(TouchCommand request) {
request.setResponse(NOT_STORED);
if (request.shouldReply()) {
textCommandService.sendResponse(request);
}
}
}