| /** |
| * 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.processor; |
| |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Endpoint; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Message; |
| import org.apache.camel.Processor; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.processor.idempotent.MemoryIdempotentRepository; |
| |
| /** |
| * Concurreny test for idempotent consumer |
| * |
| * @version |
| */ |
| public class IdempotentConsumerConcurrentTest extends ContextTestSupport { |
| protected Endpoint startEndpoint; |
| protected MockEndpoint resultEndpoint; |
| |
| @Override |
| public boolean isUseRouteBuilder() { |
| return false; |
| } |
| |
| public void testDuplicateMessagesAreFilteredOut() throws Exception { |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start").idempotentConsumer(header("messageId"), |
| MemoryIdempotentRepository.memoryIdempotentRepository(200)).to("mock:result"); |
| } |
| }); |
| context.start(); |
| |
| resultEndpoint.expectedBodiesReceived("one", "two", "three"); |
| |
| sendMessage("1", "one"); |
| sendMessage("2", "two"); |
| sendMessage("1", "one"); |
| sendMessage("2", "two"); |
| sendMessage("1", "one"); |
| sendMessage("3", "three"); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| public void testFailedExchangesNotAddedDeadLetterChannel() throws Exception { |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| errorHandler(deadLetterChannel("mock:error").maximumRedeliveries(2).redeliveryDelay(0) |
| .logStackTrace(false).handled(false)); |
| |
| from("direct:start").idempotentConsumer(header("messageId"), |
| MemoryIdempotentRepository.memoryIdempotentRepository(200)) |
| .process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| String id = exchange.getIn().getHeader("messageId", String.class); |
| if (id.equals("2")) { |
| throw new IllegalArgumentException("Damm I cannot handle id 2"); |
| } |
| } |
| }).to("mock:result"); |
| } |
| }); |
| context.start(); |
| |
| // we send in 2 messages with id 2 that fails |
| getMockEndpoint("mock:error").expectedMessageCount(2); |
| resultEndpoint.expectedBodiesReceived("one", "three"); |
| |
| sendMessage("1", "one"); |
| sendMessage("2", "two"); |
| sendMessage("1", "one"); |
| sendMessage("2", "two"); |
| sendMessage("1", "one"); |
| sendMessage("3", "three"); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| public void testFailedExchangesNotAdded() throws Exception { |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start").idempotentConsumer(header("messageId"), |
| MemoryIdempotentRepository.memoryIdempotentRepository(200)) |
| .process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| String id = exchange.getIn().getHeader("messageId", String.class); |
| if (id.equals("2")) { |
| throw new IllegalArgumentException("Damm I cannot handle id 2"); |
| } |
| } |
| }).to("mock:result"); |
| } |
| }); |
| context.start(); |
| |
| resultEndpoint.expectedBodiesReceived("one", "three"); |
| |
| sendMessage("1", "one"); |
| sendMessage("2", "two"); |
| sendMessage("1", "one"); |
| sendMessage("2", "two"); |
| sendMessage("1", "one"); |
| sendMessage("3", "three"); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| /** |
| * A multithreaded test for IdempotentConsumer filter |
| */ |
| public void testThreadedIdempotentConsumer() throws Exception { |
| final int loopCount = 100; |
| final int threadCount = 10; |
| |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start").idempotentConsumer(header("messageId"), |
| MemoryIdempotentRepository.memoryIdempotentRepository(200)) |
| .delay(1).to("mock:result"); |
| } |
| }); |
| context.start(); |
| |
| resultEndpoint.reset(); |
| resultEndpoint.expectedMessageCount(loopCount); |
| |
| final boolean failedFlag[] = new boolean[1]; |
| failedFlag[0] = false; |
| |
| Thread[] threads = new Thread[threadCount]; |
| for (int i = 0; i < threadCount; i++) { |
| final int threadIndex = i; |
| threads[threadIndex] = new Thread() { |
| @Override |
| public void run() { |
| try { |
| for (int j = 0; j < loopCount; j++) { |
| sendMessage("" + j, "multithreadedTest" + j); |
| } |
| } catch (Throwable e) { |
| e.printStackTrace(); |
| failedFlag[0] = true; |
| } |
| } |
| }; |
| threads[i].start(); |
| } |
| for (int i = 0; i < threadCount; i++) { |
| threads[i].join(); |
| } |
| assertFalse("At least one thread threw an exception", failedFlag[0]); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| protected void sendMessage(final Object messageId, final Object body) { |
| template.send(startEndpoint, new Processor() { |
| public void process(Exchange exchange) { |
| // now lets fire in a message |
| Message in = exchange.getIn(); |
| in.setBody(body); |
| in.setHeader("messageId", messageId); |
| } |
| }); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| startEndpoint = resolveMandatoryEndpoint("direct:start"); |
| resultEndpoint = getMockEndpoint("mock:result"); |
| } |
| } |