com.sun.jersey.fastinfoset.impl.provider.entity.FastInfosetJAXBElementProvider Maven / Gradle / Ivy

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A bundle containing code of all jar-based modules that provide JAX-RS and Jersey-related features. Such a bundle is *only intended* for developers that do not use Maven's dependency system. The bundle does not include code for contributes, tests and samples.

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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
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 * GPL Classpath Exception:
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package com.sun.jersey.fastinfoset.impl.provider.entity;

import com.sun.jersey.core.header.MediaTypes;
import com.sun.jersey.core.provider.jaxb.AbstractJAXBElementProvider;
import com.sun.xml.fastinfoset.stax.StAXDocumentSerializer;
import com.sun.xml.fastinfoset.stax.StAXDocumentParser;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.charset.Charset;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.ext.Providers;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;

/**
 *
 * @author [email protected]
 */
@Produces("application/fastinfoset")
@Consumes("application/fastinfoset")
public final class FastInfosetJAXBElementProvider extends AbstractJAXBElementProvider {
    
    public FastInfosetJAXBElementProvider(@Context Providers ps) {
        super(ps, MediaTypes.FAST_INFOSET);
    }
    
    protected final JAXBElement readFrom(Class type, MediaType mediaType,
            Unmarshaller u, InputStream entityStream)
            throws JAXBException {
        return u.unmarshal(new StAXDocumentParser(entityStream), type);
    }
    
    protected final void writeTo(JAXBElement t, MediaType mediaType, Charset c,
            Marshaller m, OutputStream entityStream)
            throws JAXBException {        
        final XMLStreamWriter xsw = new StAXDocumentSerializer(entityStream);
        m.marshal(t, xsw);
        try {
            xsw.flush();
        } catch (XMLStreamException cause) {
            throw new JAXBException(cause);
        }
    }
}