/**
* Copyright 2005-2011 Noelios Technologies.
*
* The contents of this file are subject to the terms of one of the following
* open source licenses: LGPL 3.0 or LGPL 2.1 or CDDL 1.0 or EPL 1.0 (the
* "Licenses"). You can select the license that you prefer but you may not use
* this file except in compliance with one of these Licenses.
*
* You can obtain a copy of the LGPL 3.0 license at
* http://www.opensource.org/licenses/lgpl-3.0.html
*
* You can obtain a copy of the LGPL 2.1 license at
* http://www.opensource.org/licenses/lgpl-2.1.php
*
* You can obtain a copy of the CDDL 1.0 license at
* http://www.opensource.org/licenses/cddl1.php
*
* You can obtain a copy of the EPL 1.0 license at
* http://www.opensource.org/licenses/eclipse-1.0.php
*
* See the Licenses for the specific language governing permissions and
* limitations under the Licenses.
*
* Alternatively, you can obtain a royalty free commercial license with less
* limitations, transferable or non-transferable, directly at
* http://www.noelios.com/products/restlet-engine
*
* Restlet is a registered trademark of Noelios Technologies.
*/
package org.restlet.ext.jaxrs.internal.provider;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import javax.activation.DataSource;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.internet.MimeMultipart;
import javax.mail.util.ByteArrayDataSource;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.MessageBodyWriter;
import javax.ws.rs.ext.Provider;
/**
* Entity Provider, that reads "multipart/form-data" to a {@link Multipart} and
* writes vice versa. <br>
* This provider is not tested yet.
*
* @author Stephan Koops
* @see FileUploadProvider
*/
@Provider
@Consumes("multipart/form-data")
@Produces("multipart/form-data")
@SuppressWarnings("all")
public class MultipartProvider implements MessageBodyReader<Multipart>,
MessageBodyWriter<Multipart> {
// NICE test MultipartProvider
/**
* @see javax.ws.rs.ext.MessageBodyWriter#getSize(java.lang.Object)
*/
public long getSize(Multipart multipart, Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType) {
return -1;
}
/**
* @see MessageBodyReader#isReadable(Class, Type, Annotation[])
*/
public boolean isReadable(Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType) {
return type.isAssignableFrom(MimeMultipart.class);
}
/**
* @see MessageBodyWriter#isWriteable(Class, Type, Annotation[])
*/
public boolean isWriteable(Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType) {
return Multipart.class.isAssignableFrom(type);
}
/**
* @see MessageBodyReader#readFrom(Class, Type, Annotation[], MediaType,
* MultivaluedMap, InputStream)
*/
public Multipart readFrom(Class<Multipart> type, Type genericType,
Annotation[] annotations, MediaType mediaType,
MultivaluedMap<String, String> httpResponseHeaders,
InputStream entityStream) throws IOException {
final String contentType = "multipart/form-data";
final DataSource ds = new ByteArrayDataSource(entityStream, contentType);
try {
return new MimeMultipart(ds);
} catch (MessagingException e) {
if (e.getCause() instanceof IOException) {
throw (IOException) e.getCause();
}
final IOException ioExc = new IOException(
"Could not deserialize the data to a Multipart");
ioExc.initCause(e);
throw ioExc;
}
}
/**
* @see MessageBodyWriter#writeTo(Object, Class, Type, Annotation[],
* MediaType, MultivaluedMap, OutputStream)
*/
public void writeTo(Multipart multipart, Class<?> type, Type genericType,
Annotation[] annotations, MediaType mediaType,
MultivaluedMap<String, Object> httpHeaders,
OutputStream entityStream) throws IOException {
try {
multipart.writeTo(entityStream);
} catch (MessagingException e) {
if (e.getCause() instanceof IOException) {
throw (IOException) e.getCause();
}
final IOException ioExc = new IOException(
"Could not serialize the Multipart");
ioExc.initCause(e);
throw ioExc;
}
}
}