/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.drill.exec.work.batch;
import java.util.Queue;
import org.apache.drill.exec.rpc.ResponseSender;
import org.apache.drill.exec.rpc.data.DataRpcConfig;
import com.google.common.collect.Queues;
public class ResponseSenderQueue {
static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(ResponseSenderQueue.class);
private Queue<ResponseSender> q = Queues.newConcurrentLinkedQueue();
public void enqueueResponse(ResponseSender sender){
q.add(sender);
}
public void flushResponses(){
while(!q.isEmpty()){
ResponseSender s = q.poll();
if(s != null){
s.send(DataRpcConfig.OK);
}
}
}
}