/*
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 * and Distribution License("CDDL") (collectively, the "License").  You
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 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
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 * GPL Classpath Exception:
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package org.glassfish.jersey.examples.jersey_ejb.entities;

import java.io.IOException;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;

import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.Provider;

import javax.ejb.Singleton;
import org.glassfish.jersey.message.MessageUtils;

/**
 * A simple message body writer to serialize a single message bean.
 *
 * @author Pavel Bucek (pavel.bucek at oracle.com)
 */
@Singleton
@Provider
public class MessageWriter implements MessageBodyWriter<Message> {

    @Override
    public boolean isWriteable(final Class<?> clazz, final Type type, final Annotation[] annotation, final MediaType mediaType) {
        return clazz == Message.class;
    }

    @Override
    public long getSize(final Message message, final Class<?> clazz, final Type type, final Annotation[] annotation,
                        final MediaType mediaType) {
        return -1;
    }

    @Override
    public void writeTo(final Message message, final Class<?> clazz, final Type type, final Annotation[] annotation,
                        final MediaType mediaType, final MultivaluedMap<String, Object> arg5, final OutputStream ostream)
            throws IOException, WebApplicationException {
        ostream.write(message.toString().getBytes(MessageUtils.getCharset(mediaType)));
    }
}