Java tutorial
/* * 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.ode.jacob.soup.jackson; import org.apache.ode.jacob.ChannelRef; import org.apache.ode.jacob.Message; import org.apache.ode.jacob.oo.Channel; import org.apache.ode.jacob.oo.ChannelProxy; import org.apache.ode.jacob.soup.jackson.JacksonExecutionQueueImpl.ExecutionQueueImplDeserializer; import org.apache.ode.jacob.soup.jackson.JacksonExecutionQueueImpl.ExecutionQueueImplSerializer; import org.apache.ode.jacob.soup.jackson.ChannelProxySerializer; import com.fasterxml.jackson.core.Version; import com.fasterxml.jackson.databind.BeanDescription; import com.fasterxml.jackson.databind.DeserializationConfig; import com.fasterxml.jackson.databind.JsonDeserializer; import com.fasterxml.jackson.databind.deser.BeanDeserializerModifier; import com.fasterxml.jackson.databind.module.SimpleModule; /** * Jackson Module that can be registered to configure a Jackson ObjectMapper * for serialization/deserialization of ExecutionQueues. * * @author Tammo van Lessen * */ public class JacobModule extends SimpleModule { private static final long serialVersionUID = 1L; public JacobModule() { super("jacob-module", Version.unknownVersion()); final ExecutionQueueImplSerializer cqis = new ExecutionQueueImplSerializer(); addSerializer(ChannelProxy.class, new ChannelProxySerializer(cqis)); addSerializer(Message.class, new MessageSerializer()); addSerializer(JacksonExecutionQueueImpl.class, cqis); addSerializer(ChannelRef.class, new ChannelRefSerializer(cqis)); addDeserializer(JacksonExecutionQueueImpl.class, new ExecutionQueueImplDeserializer()); addDeserializer(Message.class, new MessageDeserializer()); addDeserializer(Channel.class, new ChannelProxyDeserializer()); addDeserializer(ChannelRef.class, new ChannelRefDeserializer()); setDeserializerModifier(new BeanDeserializerModifier() { public JsonDeserializer<?> modifyDeserializer(DeserializationConfig config, BeanDescription beanDesc, JsonDeserializer<?> deserializer) { // use channel proxy deserializer for channels. if (Channel.class.isAssignableFrom(beanDesc.getBeanClass()) && beanDesc.getBeanClass().isInterface()) { return new ChannelProxyDeserializer(); } return super.modifyDeserializer(config, beanDesc, deserializer); } }); } @Override public void setupModule(SetupContext context) { context.appendAnnotationIntrospector(new JacobJacksonAnnotationIntrospector()); super.setupModule(context); } }