001/*
002 * (C) Copyright 2015 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 *     Thierry Delprat
018 */
019package org.nuxeo.scim.server.jaxrs.marshalling;
020
021import java.io.IOException;
022import java.io.InputStream;
023import java.lang.annotation.Annotation;
024import java.lang.reflect.Type;
025
026import javax.ws.rs.Consumes;
027import javax.ws.rs.WebApplicationException;
028import javax.ws.rs.core.MediaType;
029import javax.ws.rs.core.MultivaluedMap;
030import javax.ws.rs.ext.MessageBodyReader;
031import javax.ws.rs.ext.Provider;
032
033import org.apache.commons.logging.Log;
034import org.apache.commons.logging.LogFactory;
035
036import com.unboundid.scim.data.UserResource;
037import com.unboundid.scim.marshal.Unmarshaller;
038import com.unboundid.scim.marshal.xml.XmlUnmarshaller;
039import com.unboundid.scim.schema.CoreSchema;
040import com.unboundid.scim.sdk.InvalidResourceException;
041
042/**
043 * Handles marshaling for SCIM {@link UserResource}
044 *
045 * @author tiry
046 * @since 7.4
047 */
048@Provider
049@Consumes({ "application/xml", "application/json" })
050public class UserResourceReader implements MessageBodyReader<UserResource> {
051
052    private static final Log log = LogFactory.getLog(UserResourceReader.class);
053
054    @Override
055    public boolean isReadable(Class<?> type, Type genericType,
056            Annotation[] annotations, MediaType mediaType) {
057        return UserResource.class.isAssignableFrom(type);
058    }
059
060    @Override
061    public UserResource readFrom(Class<UserResource> type, Type genericType,
062            Annotation[] annotations, MediaType mediaType,
063            MultivaluedMap<String, String> httpHeaders, InputStream entityStream)
064            throws IOException, WebApplicationException {
065
066        Unmarshaller unmarshaller = null;
067        if (mediaType.isCompatible(MediaType.APPLICATION_XML_TYPE)) {
068            unmarshaller = new XmlUnmarshaller();
069        } else {
070            unmarshaller = new NXJsonUnmarshaller();
071        }
072         try {
073            return unmarshaller.unmarshal(entityStream, CoreSchema.USER_DESCRIPTOR, UserResource.USER_RESOURCE_FACTORY);
074        } catch (InvalidResourceException e) {
075            log.error(e, e);
076        }
077        return null;
078    }
079
080}