| /** |
| * 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 java.io.InputStream; |
| import java.io.OutputStream; |
| |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.spi.DataFormat; |
| |
| /** |
| * Unit test of the string data format. |
| */ |
| public class RefDataFormatTest extends ContextTestSupport { |
| |
| @Override |
| protected JndiRegistry createRegistry() throws Exception { |
| JndiRegistry jndi = super.createRegistry(); |
| jndi.bind("reverse", new MyReverseDataFormat()); |
| return jndi; |
| } |
| |
| public void testMarshalRef() throws Exception { |
| getMockEndpoint("mock:a").expectedBodiesReceived("CBA"); |
| |
| template.sendBody("direct:a", "ABC"); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| public void testUnmarshalRef() throws Exception { |
| getMockEndpoint("mock:b").expectedBodiesReceived("ABC"); |
| |
| template.sendBody("direct:b", "CBA"); |
| |
| assertMockEndpointsSatisfied(); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| // START SNIPPET: e1 |
| from("direct:a") |
| .marshal().custom("reverse") |
| .to("mock:a"); |
| |
| from("direct:b") |
| .unmarshal().custom("reverse") |
| .to("mock:b"); |
| // END SNIPPET: e1 |
| } |
| }; |
| } |
| |
| // START SNIPPET: e2 |
| public static final class MyReverseDataFormat implements DataFormat { |
| |
| public void marshal(Exchange exchange, Object graph, OutputStream stream) throws Exception { |
| byte[] bytes = exchange.getContext().getTypeConverter().mandatoryConvertTo(byte[].class, graph); |
| String body = reverseBytes(bytes); |
| stream.write(body.getBytes()); |
| } |
| |
| public Object unmarshal(Exchange exchange, InputStream stream) throws Exception { |
| byte[] bytes = exchange.getContext().getTypeConverter().mandatoryConvertTo(byte[].class, stream); |
| String body = reverseBytes(bytes); |
| return body; |
| } |
| |
| private String reverseBytes(byte[] data) { |
| StringBuilder sb = new StringBuilder(data.length); |
| for (int i = data.length - 1; i >= 0; i--) { |
| char ch = (char) data[i]; |
| sb.append(ch); |
| } |
| return sb.toString(); |
| } |
| } |
| // END SNIPPET: e2 |
| |
| } |