001/*
002 * (C) Copyright 2014 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 *     vpasquier
019 */
020package org.nuxeo.ecm.webengine.app;
021
022import org.nuxeo.ecm.webengine.WebException;
023
024import javax.ws.rs.Produces;
025import javax.ws.rs.WebApplicationException;
026import javax.ws.rs.core.MediaType;
027import javax.ws.rs.core.MultivaluedMap;
028import javax.ws.rs.ext.MessageBodyWriter;
029import javax.ws.rs.ext.Provider;
030import java.io.IOException;
031import java.io.OutputStream;
032import java.lang.annotation.Annotation;
033import java.lang.reflect.Type;
034
035/**
036 * @since 6.0
037 */
038@Provider
039@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_JSON + "+nxentity" })
040public class JsonExceptionWriter implements MessageBodyWriter<WebException> {
041
042    @Override
043    public long getSize(WebException arg0, Class<?> arg1, Type arg2, Annotation[] arg3, MediaType arg4) {
044        return -1;
045    }
046
047    @Override
048    public boolean isWriteable(Class<?> arg0, Type arg1, Annotation[] arg2, MediaType arg3) {
049        return WebException.class.isAssignableFrom(arg0);
050    }
051
052    @Override
053    public void writeTo(WebException webException, Class<?> arg1, Type arg2, Annotation[] arg3, MediaType mediaType,
054            MultivaluedMap<String, Object> arg5, OutputStream outputStream) throws IOException, WebApplicationException {
055        JsonWebengineWriter.writeException(outputStream, webException, mediaType);
056    }
057
058}