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package org.glassfish.jersey.jettison.internal.entity;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
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 org.glassfish.jersey.jettison.JettisonJaxbContext;
import org.glassfish.jersey.jettison.JettisonMarshaller;
import org.glassfish.jersey.message.internal.AbstractJaxbElementProvider;
/**
* JSON message entity media type provider (reader & writer) for {@link javax.xml.bind.JAXBElement}
* type.
*
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
*/
public class JettisonJaxbElementProvider extends AbstractJaxbElementProvider {
JettisonJaxbElementProvider(Providers ps) {
super(ps);
}
JettisonJaxbElementProvider(Providers ps, MediaType mt) {
super(ps, mt);
}
@Override
public boolean isReadable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return super.isReadable(type, genericType, annotations, mediaType);
}
@Override
public boolean isWriteable(Class<?> type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return super.isWriteable(type, genericType, annotations, mediaType);
}
@Produces("application/json")
@Consumes("application/json")
public static final class App extends JettisonJaxbElementProvider {
public App(@Context Providers ps) {
super(ps, MediaType.APPLICATION_JSON_TYPE);
}
}
@Produces("*/*")
@Consumes("*/*")
public static final class General extends JettisonJaxbElementProvider {
public General(@Context Providers ps) {
super(ps);
}
@Override
protected boolean isSupported(MediaType m) {
return m.getSubtype().endsWith("+json");
}
}
@Override
protected final JAXBElement<?> readFrom(Class<?> type, MediaType mediaType, Unmarshaller u,
InputStream entityStream) throws JAXBException {
final Charset c = getCharset(mediaType);
return JettisonJaxbContext.getJSONUnmarshaller(u).
unmarshalJAXBElementFromJSON(new InputStreamReader(entityStream, c), type);
}
@Override
protected final void writeTo(JAXBElement<?> t, MediaType mediaType, Charset c, Marshaller m,
OutputStream entityStream) throws JAXBException {
JettisonMarshaller jsonMarshaller = JettisonJaxbContext.getJSONMarshaller(m);
if (isFormattedOutput()) {
jsonMarshaller.setProperty(JettisonMarshaller.FORMATTED, true);
}
jsonMarshaller.marshallToJSON(t, new OutputStreamWriter(entityStream, c));
}
}