| /** |
| * 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.issues; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.InputStream; |
| import java.io.StringReader; |
| |
| import javax.xml.transform.stream.StreamSource; |
| |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.RuntimeCamelException; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| |
| public class CacheInputStreamInDeadLetterIssue520Test extends ContextTestSupport { |
| private int count; |
| |
| public void testSendingInputStream() throws Exception { |
| InputStream message = new ByteArrayInputStream("<hello>Willem</hello>".getBytes()); |
| sendingMessage(message); |
| } |
| |
| public void testSendingReader() throws Exception { |
| StringReader message = new StringReader("<hello>Willem</hello>"); |
| sendingMessage(message); |
| } |
| |
| public void testSendingSource() throws Exception { |
| StreamSource message = new StreamSource(new StringReader("<hello>Willem</hello>")); |
| sendingMessage(message); |
| } |
| |
| private void sendingMessage(Object message) throws InterruptedException { |
| count = 0; |
| MockEndpoint mock = getMockEndpoint("mock:error"); |
| mock.expectedMessageCount(1); |
| |
| try { |
| template.sendBody("direct:start", message); |
| } catch (RuntimeCamelException e) { |
| assertTrue(e.getCause() instanceof Exception); |
| assertEquals("Forced exception by unit test", e.getCause().getMessage()); |
| } |
| |
| assertEquals("The message should be delivered 4 times", count, 4); |
| mock.assertIsSatisfied(); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| public void configure() throws Exception { |
| // enable stream caching |
| context.setStreamCaching(true); |
| |
| // 0 delay for faster unit test |
| errorHandler(deadLetterChannel("direct:errorHandler").maximumRedeliveries(3).redeliveryDelay(0)); |
| |
| from("direct:start").process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| count++; |
| // Read the in stream from cache |
| String result = exchange.getIn().getBody(String.class); |
| assertEquals("Should read the inputstream out again", "<hello>Willem</hello>", result); |
| throw new Exception("Forced exception by unit test"); |
| } |
| }); |
| |
| //Need to set the streamCaching for the deadLetterChannel |
| from("direct:errorHandler").process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| String result = exchange.getIn().getBody(String.class); |
| assertEquals("Should read the inputstream out again", "<hello>Willem</hello>", result); |
| } |
| }).to("mock:error"); |
| |
| } |
| }; |
| } |
| |
| } |