| /** |
| * 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.camel.component.mongodb3; |
| |
| import java.util.concurrent.ExecutorService; |
| |
| import org.apache.camel.Processor; |
| import org.apache.camel.impl.DefaultConsumer; |
| |
| /** |
| * The MongoDb consumer. |
| */ |
| public class MongoDbTailableCursorConsumer extends DefaultConsumer { |
| private final MongoDbEndpoint endpoint; |
| private ExecutorService executor; |
| private MongoDbTailingProcess tailingProcess; |
| |
| public MongoDbTailableCursorConsumer(MongoDbEndpoint endpoint, Processor processor) { |
| super(endpoint, processor); |
| this.endpoint = endpoint; |
| } |
| |
| @Override |
| protected void doStop() throws Exception { |
| super.doStop(); |
| if (tailingProcess != null) { |
| tailingProcess.stop(); |
| } |
| if (executor != null) { |
| endpoint.getCamelContext().getExecutorServiceManager().shutdown(executor); |
| executor = null; |
| } |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| super.doStart(); |
| executor = endpoint.getCamelContext().getExecutorServiceManager().newFixedThreadPool(this, endpoint.getEndpointUri(), 1); |
| MongoDbTailTrackingManager trackingManager = initTailTracking(); |
| tailingProcess = new MongoDbTailingProcess(endpoint, this, trackingManager); |
| tailingProcess.initializeProcess(); |
| executor.execute(tailingProcess); |
| } |
| |
| protected MongoDbTailTrackingManager initTailTracking() throws Exception { |
| MongoDbTailTrackingManager answer = new MongoDbTailTrackingManager(endpoint.getMongoConnection(), endpoint.getTailTrackingConfig()); |
| answer.initialize(); |
| return answer; |
| } |
| |
| } |