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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.AbstractListElementProvider;
import com.sun.jersey.core.util.ThrowHelper;
import com.sun.xml.fastinfoset.stax.StAXDocumentParser;
import com.sun.xml.fastinfoset.stax.StAXDocumentSerializer;
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.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.charset.Charset;
import java.util.Collection;
/**
*
* @author Paul.Sandoz@Sun.Com
*/
@Produces("application/fastinfoset")
@Consumes("application/fastinfoset")
public class FastInfosetListElementProvider extends AbstractListElementProvider {
public FastInfosetListElementProvider(@Context Providers ps) {
super(ps, MediaTypes.FAST_INFOSET);
}
@Override
protected final XMLStreamReader getXMLStreamReader(Class<?> elementType, MediaType mediaType, Unmarshaller u,
InputStream entityStream)
throws XMLStreamException {
StAXDocumentParser parser = new StAXDocumentParser(entityStream);
// jaxb needs interning doc parser, see http://java.net/jira/browse/JERSEY-320
parser.setStringInterning(true);
return parser;
}
public final void writeList(Class<?> elementType, Collection<?> t,
MediaType mediaType, Charset c,
Marshaller m, OutputStream entityStream)
throws JAXBException, IOException {
final XMLStreamWriter xsw = new StAXDocumentSerializer(entityStream);
final String rootElement = getRootElementName(elementType);
try {
xsw.writeStartDocument();
xsw.writeStartElement(rootElement);
for (Object o : t)
m.marshal(o, xsw);
xsw.writeEndElement();
xsw.writeEndDocument();
xsw.flush();
} catch (XMLStreamException cause) {
throw ThrowHelper.withInitCause(cause,
new IOException()
);
}
}
}