| /* |
| * 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.uima.aae.controller; |
| |
| import java.util.concurrent.CountDownLatch; |
| |
| import org.apache.uima.aae.error.AsynchAEException; |
| |
| public class ControllerLatch { |
| private final CountDownLatch latch = new CountDownLatch(1); |
| |
| private final AnalysisEngineController controller; |
| |
| public ControllerLatch(AnalysisEngineController aController) { |
| controller = aController; |
| } |
| |
| public void waitUntilInitialized() throws AsynchAEException { |
| try { |
| latch.await(); |
| } catch (InterruptedException e) { |
| throw new AsynchAEException(e); |
| } |
| } |
| |
| public void release() { |
| latch.countDown(); |
| |
| } |
| |
| public void openLatch(String aName, boolean isTopLevelAggregate, boolean showMsg) { |
| release(); |
| if (!showMsg) { |
| return; |
| } |
| System.out.println("Service:" + controller.getComponentName() |
| + " Initialized. Ready To Process Messages From Queue:" + aName); |
| } |
| |
| } |