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package com.sun.jersey.atom.abdera.impl.provider.entity;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import org.apache.abdera.Abdera;
import org.apache.abdera.model.Categories;
import org.apache.abdera.model.Document;
import org.apache.abdera.parser.Parser;
import org.apache.abdera.writer.Writer;
/**
* <p>JAX-RS Provider for an AtomPub {@link Categories} Document instance.</p>
*/
//@Provider
//@Consumes({"application/atomcat+xml", "application/xml", "text/xml", "application/atomcat+json", "application/json"})
// Abdera does not yet provide a JSON parser for a Categories entity
@Consumes({"application/atomcat+xml", "application/xml", "text/xml"})
@Produces({"application/atomcat+xml", "application/xml", "text/xml", "application/atomcat+json", "application/json"})
public class CategoriesProvider extends AbstractCompletableReaderWriter<Categories> {
public long getSize(Categories feed, Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType) {
return -1;
}
public boolean isReadable(Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType) {
return Categories.class.isAssignableFrom(type);
}
public boolean isWriteable(Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType) {
return Categories.class.isAssignableFrom(type);
}
public Categories readFrom(Class<Categories> type, Type genericType,
Annotation[] annotations, MediaType mediaType,
MultivaluedMap<String, String> headers,
InputStream stream) throws IOException, WebApplicationException {
Parser parser = null;
if (mediaType.equals(MediaType.APPLICATION_JSON_TYPE) || mediaType.getSubtype().endsWith("+json")) {
parser = Abdera.getInstance().getParserFactory().getParser("json");
} else {
parser = Abdera.getInstance().getParser();
}
Document<Categories> document = parser.parse(stream);
return document.getRoot();
}
public void writeTo(Categories categories, Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType,
MultivaluedMap<String, Object> headers,
OutputStream stream) throws IOException, WebApplicationException {
if (mediaType.equals(MediaType.APPLICATION_JSON_TYPE) || mediaType.getSubtype().endsWith("+json")) {
Writer writer = Abdera.getInstance().getWriterFactory().getWriter("json");
writer.writeTo(categories, stream);
} else {
categories.writeTo(stream);
}
}
}