/**
* Copyright 2012 Comcast Corporation
*
* 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.comcast.cqs.controller;
import javax.servlet.AsyncContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.comcast.cmb.common.model.User;
import com.comcast.cmb.common.persistence.PersistenceFactory;
import com.comcast.cqs.io.CQSMessagePopulator;
import com.comcast.cqs.model.CQSQueue;
/**
* Clear queue
* @author vvenkatraman, bwolf
*
*/
public class CQSClearQueueAction extends CQSAction {
public CQSClearQueueAction() {
super("ClearQueue");
}
@Override
public boolean doAction(User user, AsyncContext asyncContext) throws Exception {
HttpServletRequest request = (HttpServletRequest)asyncContext.getRequest();
HttpServletResponse response = (HttpServletResponse)asyncContext.getResponse();
CQSQueue queue = CQSCache.getCachedQueue(user, request);
for (int shard=0; shard<queue.getNumberOfShards(); shard++) {
PersistenceFactory.getCQSMessagePersistence().clearQueue(queue.getRelativeUrl(), shard);
}
String out = CQSMessagePopulator.getClearQueueResponse();
writeResponse(out, response);
return true;
}
}