com.kixeye.chassis.transport.serde.converter.YamlJacksonMessageSerDe.java Source code

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Here is the source code for com.kixeye.chassis.transport.serde.converter.YamlJacksonMessageSerDe.java

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package com.kixeye.chassis.transport.serde.converter;

/*
 * #%L
 * Java Transport API
 * %%
 * Copyright (C) 2014 KIXEYE, Inc
 * %%
 * Licensed 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.
 * #L%
 */

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
import com.fasterxml.jackson.datatype.guava.GuavaModule;
import com.fasterxml.jackson.datatype.joda.JodaModule;
import com.fasterxml.jackson.module.scala.DefaultScalaModule$;
import com.google.common.net.MediaType;
import com.kixeye.chassis.transport.serde.JacksonMessageSerDe;

/**
 * YAML-based Message SerDe
 * 
 * @author ebahtijaragic
 */
public class YamlJacksonMessageSerDe implements JacksonMessageSerDe {
    private static final String MESSAGE_FORMAT_NAME = "yaml";
    private static final MediaType[] SUPPORTED_MEDIA_TYPES = new MediaType[] {
            MediaType.create("application", MESSAGE_FORMAT_NAME), MediaType.create("text", MESSAGE_FORMAT_NAME) };

    private final ObjectMapper objectMapper = new ObjectMapper(new YAMLFactory());

    public YamlJacksonMessageSerDe() {
        objectMapper.registerModule(DefaultScalaModule$.MODULE$);
        objectMapper.registerModule(new GuavaModule());
        objectMapper.registerModule(new JodaModule());
    }

    /**
     * @see com.kixeye.chassis.transport.serde.MessageSerDe#serialize(java.lang.Object, java.io.OutputStream)
     */
    public void serialize(Object obj, OutputStream stream) throws IOException {
        objectMapper.writeValue(stream, obj);
    }

    /**
     * @see com.kixeye.chassis.transport.serde.MessageSerDe#serialize(java.lang.Object)
     */
    public byte[] serialize(Object obj) throws IOException {
        return objectMapper.writeValueAsBytes(obj);
    }

    /**
     * @see com.kixeye.chassis.transport.serde.MessageSerDe#deserialize(byte[], int, int, java.lang.Class)
     */
    public <T> T deserialize(byte[] data, int offset, int length, Class<T> clazz) throws IOException {
        return objectMapper.readValue(data, offset, length, clazz);
    }

    /**
     * @see com.kixeye.chassis.transport.serde.MessageSerDe#deserialize(java.io.OutputStream, java.lang.Class)
     */
    public <T> T deserialize(InputStream stream, Class<T> clazz) throws IOException {
        return objectMapper.readValue(stream, clazz);
    }

    /**
     * @see com.kixeye.chassis.transport.serde.MessageSerDe#getSupportedMediaTypes()
     */
    public MediaType[] getSupportedMediaTypes() {
        return SUPPORTED_MEDIA_TYPES;
    }

    /**
     * @see com.kixeye.chassis.transport.serde.MessageSerDe#getMessageFormatName()
     */
    public String getMessageFormatName() {
        return MESSAGE_FORMAT_NAME;
    }

    @Override
    public ObjectMapper getObjectMapper() {
        return objectMapper;
    }
}