| /** |
| * 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.impl; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Consumer; |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Endpoint; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.Producer; |
| import org.apache.camel.ServicePoolAware; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.spi.ServicePool; |
| |
| /** |
| * Unit test for a custom ServicePool for producer. |
| * |
| * @version |
| */ |
| public class CustomProducerServicePoolTest extends ContextTestSupport { |
| |
| private static int counter; |
| |
| private final class MyEndpoint extends DefaultEndpoint { |
| |
| private MyEndpoint(String endpointUri, CamelContext camelContext) { |
| super(endpointUri, camelContext); |
| } |
| |
| public Producer createProducer() throws Exception { |
| return new MyProducer(this); |
| } |
| |
| public Consumer createConsumer(Processor processor) throws Exception { |
| return null; |
| } |
| |
| public boolean isSingleton() { |
| return true; |
| } |
| |
| @Override |
| protected String createEndpointUri() { |
| return "my"; |
| } |
| } |
| |
| private final class MyProducer extends DefaultProducer implements ServicePoolAware { |
| |
| public MyProducer(Endpoint endpoint) { |
| super(endpoint); |
| } |
| |
| public void process(Exchange exchange) throws Exception { |
| counter++; |
| } |
| } |
| |
| private class MyPool implements ServicePool<Endpoint, Producer> { |
| |
| private Producer producer; |
| |
| public void setCapacity(int capacity) { |
| } |
| |
| public int getCapacity() { |
| return 0; |
| } |
| |
| public Producer addAndAcquire(Endpoint endpoint, Producer producer) { |
| if (endpoint instanceof MyEndpoint) { |
| return producer; |
| } else { |
| return null; |
| } |
| } |
| |
| public Producer acquire(Endpoint endpoint) { |
| if (endpoint instanceof MyEndpoint) { |
| Producer answer = producer; |
| producer = null; |
| return answer; |
| } else { |
| return null; |
| } |
| } |
| |
| public void release(Endpoint endpoint, Producer producer) { |
| this.producer = producer; |
| } |
| |
| public void start() throws Exception { |
| } |
| |
| public int size() { |
| return producer != null ? 1 : 0; |
| } |
| |
| public void purge() { |
| producer = null; |
| } |
| } |
| |
| @Override |
| public boolean isUseRouteBuilder() { |
| return false; |
| } |
| |
| public void testCustomProducerServicePool() throws Exception { |
| MyPool pool = new MyPool(); |
| pool.start(); |
| context.setProducerServicePool(pool); |
| |
| context.addEndpoint("my", new MyEndpoint("my", context)); |
| |
| Endpoint endpoint = context.getEndpoint("my"); |
| |
| assertNull(pool.acquire(endpoint)); |
| assertEquals(0, pool.size()); |
| |
| Producer producer = new MyProducer(endpoint); |
| producer = pool.addAndAcquire(endpoint, producer); |
| assertEquals(0, pool.size()); |
| |
| pool.release(endpoint, producer); |
| assertEquals(1, pool.size()); |
| |
| producer = pool.acquire(endpoint); |
| assertNotNull(producer); |
| assertEquals(0, pool.size()); |
| |
| pool.release(endpoint, producer); |
| assertEquals(1, pool.size()); |
| |
| pool.purge(); |
| assertEquals(0, pool.size()); |
| |
| assertIsInstanceOf(MyPool.class, context.getProducerServicePool()); |
| } |
| |
| public void testCustomProducerServicePoolInRoute() throws Exception { |
| context.addEndpoint("my", new MyEndpoint("my", context)); |
| |
| MyPool pool = new MyPool(); |
| pool.start(); |
| context.setProducerServicePool(pool); |
| |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start").to("my", "mock:result"); |
| } |
| }); |
| context.start(); |
| |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedMessageCount(2); |
| |
| template.sendBody("direct:start", "Hello World"); |
| template.sendBody("direct:start", "Bye World"); |
| |
| assertMockEndpointsSatisfied(); |
| |
| assertEquals(2, counter); |
| assertEquals(1, pool.size()); |
| |
| pool.purge(); |
| assertEquals(0, pool.size()); |
| } |
| |
| } |