| /** |
| * 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.aggregator; |
| |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| |
| import org.apache.camel.CamelExchangeException; |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Expression; |
| import org.apache.camel.Predicate; |
| import org.apache.camel.Processor; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.impl.DefaultExchange; |
| import org.apache.camel.processor.BodyInAggregatingStrategy; |
| import org.apache.camel.processor.SendProcessor; |
| import org.apache.camel.processor.aggregate.AggregateProcessor; |
| import org.apache.camel.processor.aggregate.AggregationStrategy; |
| import org.apache.camel.spi.ExceptionHandler; |
| |
| /** |
| * @version |
| */ |
| public class AggregateProcessorTest extends ContextTestSupport { |
| |
| private ExecutorService executorService; |
| |
| @Override |
| public boolean isUseRouteBuilder() { |
| return false; |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| executorService = Executors.newSingleThreadExecutor(); |
| } |
| |
| public void testAggregateProcessorCompletionPredicate() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B+END"); |
| mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "predicate"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| Predicate complete = body().contains("END"); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionPredicate(complete); |
| ap.setEagerCheckCompletion(false); |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("END"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("D"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateProcessorCompletionPredicateEager() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B+END"); |
| mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "predicate"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| Predicate complete = body().isEqualTo("END"); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionPredicate(complete); |
| ap.setEagerCheckCompletion(true); |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("END"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("D"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateProcessorCompletionAggregatedSize() throws Exception { |
| doTestAggregateProcessorCompletionAggregatedSize(false); |
| } |
| |
| public void testAggregateProcessorCompletionAggregatedSizeEager() throws Exception { |
| doTestAggregateProcessorCompletionAggregatedSize(true); |
| } |
| |
| private void doTestAggregateProcessorCompletionAggregatedSize(boolean eager) throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B+C"); |
| mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "size"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionSize(3); |
| ap.setEagerCheckCompletion(eager); |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("C"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("D"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateProcessorCompletionTimeout() throws Exception { |
| doTestAggregateProcessorCompletionTimeout(false); |
| } |
| |
| public void testAggregateProcessorCompletionTimeoutEager() throws Exception { |
| doTestAggregateProcessorCompletionTimeout(true); |
| } |
| |
| private void doTestAggregateProcessorCompletionTimeout(boolean eager) throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B+C"); |
| mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "timeout"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionTimeout(3000); |
| ap.setEagerCheckCompletion(eager); |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("C"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("D"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| |
| Thread.sleep(250); |
| ap.process(e2); |
| |
| Thread.sleep(500); |
| ap.process(e3); |
| |
| Thread.sleep(5000); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateCompletionInterval() throws Exception { |
| // camel context must be started |
| context.start(); |
| |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B+C", "D"); |
| mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "interval"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionInterval(3000); |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("C"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("D"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| |
| Thread.sleep(5000); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateIgnoreInvalidCorrelationKey() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+C+END"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| Predicate complete = body().contains("END"); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionPredicate(complete); |
| ap.setIgnoreInvalidCorrelationKeys(true); |
| |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("C"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("END"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateBadCorrelationKey() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+C+END"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| Predicate complete = body().contains("END"); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionPredicate(complete); |
| |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("C"); |
| e3.getIn().setHeader("id", 123); |
| |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("END"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| |
| try { |
| ap.process(e2); |
| fail("Should have thrown an exception"); |
| } catch (CamelExchangeException e) { |
| assertEquals("Invalid correlation key. Exchange[Message: B]", e.getMessage()); |
| } |
| |
| ap.process(e3); |
| ap.process(e4); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateCloseCorrelationKeyOnCompletion() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B+END"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| Predicate complete = body().contains("END"); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionPredicate(complete); |
| ap.setCloseCorrelationKeyOnCompletion(1000); |
| |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("END"); |
| e3.getIn().setHeader("id", 123); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("C"); |
| e4.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| |
| try { |
| ap.process(e4); |
| fail("Should have thrown an exception"); |
| } catch (CamelExchangeException e) { |
| assertEquals("The correlation key [123] has been closed. Exchange[Message: C]", e.getMessage()); |
| } |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateUseBatchSizeFromConsumer() throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+B", "C+D+E"); |
| mock.expectedPropertyReceived(Exchange.AGGREGATED_COMPLETED_BY, "consumer"); |
| |
| Processor done = new SendProcessor(context.getEndpoint("mock:result")); |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setCompletionSize(100); |
| ap.setCompletionFromBatchConsumer(true); |
| |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| e1.setProperty(Exchange.BATCH_INDEX, 0); |
| e1.setProperty(Exchange.BATCH_SIZE, 2); |
| e1.setProperty(Exchange.BATCH_COMPLETE, false); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 123); |
| e2.setProperty(Exchange.BATCH_INDEX, 1); |
| e2.setProperty(Exchange.BATCH_SIZE, 2); |
| e2.setProperty(Exchange.BATCH_COMPLETE, true); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("C"); |
| e3.getIn().setHeader("id", 123); |
| e3.setProperty(Exchange.BATCH_INDEX, 0); |
| e3.setProperty(Exchange.BATCH_SIZE, 3); |
| e3.setProperty(Exchange.BATCH_COMPLETE, false); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("D"); |
| e4.getIn().setHeader("id", 123); |
| e4.setProperty(Exchange.BATCH_INDEX, 1); |
| e4.setProperty(Exchange.BATCH_SIZE, 3); |
| e4.setProperty(Exchange.BATCH_COMPLETE, false); |
| |
| Exchange e5 = new DefaultExchange(context); |
| e5.getIn().setBody("E"); |
| e5.getIn().setHeader("id", 123); |
| e5.setProperty(Exchange.BATCH_INDEX, 2); |
| e5.setProperty(Exchange.BATCH_SIZE, 3); |
| e5.setProperty(Exchange.BATCH_COMPLETE, true); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| ap.process(e4); |
| ap.process(e5); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| public void testAggregateLogFailedExchange() throws Exception { |
| doTestAggregateLogFailedExchange(null); |
| } |
| |
| public void testAggregateHandleFailedExchange() throws Exception { |
| final AtomicBoolean tested = new AtomicBoolean(); |
| |
| ExceptionHandler myHandler = new ExceptionHandler() { |
| public void handleException(Throwable exception) { |
| } |
| |
| public void handleException(String message, Throwable exception) { |
| } |
| |
| public void handleException(String message, Exchange exchange, Throwable exception) { |
| assertEquals("Error processing aggregated exchange", message); |
| assertEquals("B+Kaboom+END", exchange.getIn().getBody()); |
| assertEquals("Damn", exception.getMessage()); |
| tested.set(true); |
| } |
| }; |
| |
| doTestAggregateLogFailedExchange(myHandler); |
| assertEquals(true, tested.get()); |
| } |
| |
| private void doTestAggregateLogFailedExchange(ExceptionHandler handler) throws Exception { |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedBodiesReceived("A+END"); |
| |
| Processor done = new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| if (exchange.getIn().getBody(String.class).contains("Kaboom")) { |
| throw new IllegalArgumentException("Damn"); |
| } |
| // else send it further along |
| SendProcessor send = new SendProcessor(context.getEndpoint("mock:result")); |
| send.start(); |
| send.process(exchange); |
| } |
| }; |
| |
| Expression corr = header("id"); |
| AggregationStrategy as = new BodyInAggregatingStrategy(); |
| |
| AggregateProcessor ap = new AggregateProcessor(context, done, corr, as, executorService); |
| ap.setEagerCheckCompletion(true); |
| ap.setCompletionPredicate(body().isEqualTo("END")); |
| if (handler != null) { |
| ap.setExceptionHandler(handler); |
| } |
| ap.start(); |
| |
| Exchange e1 = new DefaultExchange(context); |
| e1.getIn().setBody("A"); |
| e1.getIn().setHeader("id", 123); |
| |
| Exchange e2 = new DefaultExchange(context); |
| e2.getIn().setBody("B"); |
| e2.getIn().setHeader("id", 456); |
| |
| Exchange e3 = new DefaultExchange(context); |
| e3.getIn().setBody("Kaboom"); |
| e3.getIn().setHeader("id", 456); |
| |
| Exchange e4 = new DefaultExchange(context); |
| e4.getIn().setBody("END"); |
| e4.getIn().setHeader("id", 456); |
| |
| Exchange e5 = new DefaultExchange(context); |
| e5.getIn().setBody("END"); |
| e5.getIn().setHeader("id", 123); |
| |
| ap.process(e1); |
| ap.process(e2); |
| ap.process(e3); |
| ap.process(e4); |
| ap.process(e5); |
| |
| assertMockEndpointsSatisfied(); |
| |
| ap.stop(); |
| } |
| |
| } |