| /** |
| * 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 com.alibaba.jstorm.drpc; |
| |
| import java.util.Map.Entry; |
| import java.util.concurrent.Semaphore; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import backtype.storm.Config; |
| import backtype.storm.generated.DRPCExecutionException; |
| |
| import com.alibaba.jstorm.callback.RunnableCallback; |
| import com.alibaba.jstorm.utils.JStormUtils; |
| import com.alibaba.jstorm.utils.TimeUtils; |
| |
| public class ClearThread extends RunnableCallback { |
| private static final Logger LOG = LoggerFactory.getLogger(ClearThread.class); |
| |
| private final int REQUEST_TIMEOUT_SECS; |
| private static final int TIMEOUT_CHECK_SECS = 5; |
| |
| private Drpc drpcService; |
| |
| public ClearThread(Drpc drpc) { |
| drpcService = drpc; |
| |
| REQUEST_TIMEOUT_SECS = JStormUtils.parseInt(drpcService.getConf().get(Config.DRPC_REQUEST_TIMEOUT_SECS), 60); |
| LOG.info("Drpc timeout seconds is " + REQUEST_TIMEOUT_SECS); |
| } |
| |
| @Override |
| public void run() { |
| |
| for (Entry<String, Integer> e : drpcService.getIdtoStart().entrySet()) { |
| if (TimeUtils.time_delta(e.getValue()) > REQUEST_TIMEOUT_SECS) { |
| String id = e.getKey(); |
| |
| drpcService.getIdtoResult().put(id, new DRPCExecutionException("Request timed out")); |
| Semaphore s = drpcService.getIdtoSem().get(id); |
| if (s != null) { |
| s.release(); |
| } |
| drpcService.cleanup(id); |
| LOG.info("Clear request " + id); |
| } |
| } |
| |
| JStormUtils.sleepMs(10); |
| |
| } |
| |
| public Object getResult() { |
| return TIMEOUT_CHECK_SECS; |
| |
| } |
| |
| } |