2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
21 * ============LICENSE_END=========================================================
24 package org.onap.appc.client.impl.core;
26 import com.att.eelf.configuration.EELFLogger;
27 import com.att.eelf.configuration.EELFManager;
29 import java.util.concurrent.BlockingQueue;
30 import java.util.concurrent.LinkedBlockingQueue;
32 /** Responsible to ensure synchronous handling of responses and timouts.
34 class TaskQueue implements Runnable{
36 private final BlockingQueue<Runnable> queue = new LinkedBlockingQueue<>();
37 private final EELFLogger LOG = EELFManager.getInstance().getLogger(TaskQueue.class);
39 private boolean isShutdown;
41 synchronized void addTask(Runnable task) throws InterruptedException {
47 while(!Thread.currentThread().isInterrupted() && !isShutdown){
51 } catch (InterruptedException e) {
52 LOG.error("could not take task from queue", e);
53 } catch (RuntimeException e) {
54 LOG.error("could not run task", e);
56 LOG.info("THR# <" + Thread.currentThread().getId() + "> shutdown indicator " + isShutdown);
58 LOG.info("THR# <" + Thread.currentThread().getId() + "> in shutdown process.");