| /** |
| * 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.CamelExchangeException; |
| import org.apache.camel.CamelExecutionException; |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.impl.JndiRegistry; |
| import org.apache.camel.processor.aggregate.AggregationStrategy; |
| |
| /** |
| * @version |
| */ |
| public class RecipientListFineGrainedErrorHandlingTest extends ContextTestSupport { |
| |
| private static int counter; |
| private static int tries; |
| |
| @Override |
| protected JndiRegistry createRegistry() throws Exception { |
| JndiRegistry jndi = super.createRegistry(); |
| jndi.bind("fail", new MyFailBean()); |
| return jndi; |
| } |
| |
| public void testRecipientListOk() throws Exception { |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| onException(Exception.class).maximumRedeliveries(2); |
| |
| from("direct:start") |
| .to("mock:a") |
| .recipientList(header("foo")).stopOnException(); |
| } |
| }); |
| context.start(); |
| |
| getMockEndpoint("mock:a").expectedMessageCount(1); |
| getMockEndpoint("mock:foo").expectedMessageCount(1); |
| getMockEndpoint("mock:bar").expectedMessageCount(1); |
| getMockEndpoint("mock:baz").expectedMessageCount(1); |
| |
| template.sendBodyAndHeader("direct:start", "Hello World", "foo", "mock:foo,mock:bar,mock:baz"); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| public void testRecipientListErrorAggregate() throws Exception { |
| counter = 0; |
| tries = 0; |
| |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("direct:start") |
| .onException(Exception.class).maximumRedeliveries(3).end() |
| .to("mock:a") |
| .recipientList(header("foo")) |
| .aggregationStrategy(new MyAggregationStrategy()) |
| .parallelProcessing(); |
| } |
| }); |
| context.start(); |
| |
| getMockEndpoint("mock:a").expectedMessageCount(1); |
| // can be 0 or 1 depending whether the task was executed or not (we run parallel) |
| getMockEndpoint("mock:foo").expectedMinimumMessageCount(0); |
| getMockEndpoint("mock:bar").expectedMinimumMessageCount(0); |
| getMockEndpoint("mock:baz").expectedMinimumMessageCount(0); |
| |
| template.sendBodyAndHeader("direct:start", "Hello World", "foo", "mock:foo,mock:bar,bean:fail,mock:baz"); |
| |
| assertMockEndpointsSatisfied(); |
| |
| // bean is invoked 4 times |
| assertEquals(4, counter); |
| // of which 3 of them is retries |
| assertEquals(3, tries); |
| } |
| |
| public void testRecipientListError() throws Exception { |
| counter = 0; |
| |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| onException(Exception.class).maximumRedeliveries(2); |
| |
| from("direct:start") |
| .to("mock:a") |
| .recipientList(header("foo")).stopOnException(); |
| } |
| }); |
| context.start(); |
| |
| getMockEndpoint("mock:a").expectedMessageCount(1); |
| getMockEndpoint("mock:foo").expectedMessageCount(1); |
| getMockEndpoint("mock:bar").expectedMessageCount(1); |
| getMockEndpoint("mock:baz").expectedMessageCount(0); |
| |
| try { |
| template.sendBodyAndHeader("direct:start", "Hello World", "foo", "mock:foo,mock:bar,bean:fail,mock:baz"); |
| fail("Should throw exception"); |
| } catch (Exception e) { |
| // expected |
| } |
| |
| assertMockEndpointsSatisfied(); |
| |
| assertEquals(3, counter); |
| } |
| |
| public void testRecipientListAsBeanError() throws Exception { |
| counter = 0; |
| |
| context.addRoutes(new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| context.setTracing(true); |
| |
| onException(Exception.class).maximumRedeliveries(2); |
| |
| from("direct:start") |
| .to("mock:a") |
| .bean(MyRecipientBean.class); |
| } |
| }); |
| context.start(); |
| |
| getMockEndpoint("mock:a").expectedMessageCount(1); |
| getMockEndpoint("mock:foo").expectedMessageCount(1); |
| getMockEndpoint("mock:bar").expectedMessageCount(1); |
| getMockEndpoint("mock:baz").expectedMessageCount(0); |
| |
| try { |
| template.sendBody("direct:start", "Hello World"); |
| fail("Should throw exception"); |
| } catch (CamelExecutionException e) { |
| // expected |
| assertIsInstanceOf(CamelExchangeException.class, e.getCause()); |
| assertIsInstanceOf(IllegalArgumentException.class, e.getCause().getCause()); |
| assertEquals("Damn", e.getCause().getCause().getMessage()); |
| } |
| |
| assertMockEndpointsSatisfied(); |
| |
| assertEquals(3, counter); |
| } |
| |
| @Override |
| public boolean isUseRouteBuilder() { |
| return false; |
| } |
| |
| public static class MyAggregationStrategy implements AggregationStrategy { |
| |
| public Exchange aggregate(Exchange oldExchange, Exchange newExchange) { |
| // check whether we have attempted redelivery |
| Boolean redelivered = newExchange.getIn().getHeader(Exchange.REDELIVERED, Boolean.class); |
| if (redelivered != null && redelivered) { |
| // extract the number of times we tried |
| tries = newExchange.getIn().getHeader(Exchange.REDELIVERY_COUNTER, Integer.class); |
| // this is the endpoint that failed |
| assertEquals("bean://fail", newExchange.getProperty(Exchange.FAILURE_ENDPOINT, String.class)); |
| } |
| // just let it pass through |
| return newExchange; |
| } |
| } |
| |
| public static class MyRecipientBean { |
| |
| @org.apache.camel.RecipientList(stopOnException = true) |
| public String sendSomewhere(Exchange exchange) { |
| return "mock:foo,mock:bar,bean:fail,mock:baz"; |
| } |
| } |
| |
| public static class MyFailBean { |
| |
| public String doSomething(Exchange exchange) throws Exception { |
| counter++; |
| assertEquals("bean://fail", exchange.getProperty(Exchange.TO_ENDPOINT, String.class)); |
| throw new IllegalArgumentException("Damn"); |
| } |
| } |
| } |