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 *     tdelprat
018 */
019
020package org.nuxeo.ecm.restapi.jaxrs.io.types;
021
022import java.io.IOException;
023import java.io.OutputStream;
024import java.lang.annotation.Annotation;
025import java.lang.reflect.Type;
026
027import javax.ws.rs.Produces;
028import javax.ws.rs.core.MediaType;
029import javax.ws.rs.core.MultivaluedMap;
030import javax.ws.rs.ext.MessageBodyWriter;
031import javax.ws.rs.ext.Provider;
032
033import org.codehaus.jackson.JsonGenerator;
034import org.nuxeo.ecm.core.schema.DocumentType;
035import org.nuxeo.ecm.core.schema.types.Schema;
036
037@Provider
038@Produces(MediaType.APPLICATION_JSON)
039public class DocumentTypesWriter extends AbstractTypeDefWriter implements MessageBodyWriter<DocumentTypes> {
040
041    @Override
042    public void writeTo(DocumentTypes typesDef, Class<?> type, Type genericType, Annotation[] annotations,
043            MediaType mediaType, MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream)
044            throws IOException {
045        JsonGenerator jg = getGenerator(entityStream);
046
047        // start root
048        jg.writeStartObject();
049
050        // write types
051        jg.writeObjectFieldStart("doctypes");
052        for (DocumentType doctype : typesDef.getDocTypes()) {
053            jg.writeObjectFieldStart(doctype.getName());
054            writeDocType(jg, doctype, false);
055            jg.writeEndObject();
056        }
057        jg.writeEndObject();
058
059        // write schemas
060        jg.writeObjectFieldStart("schemas");
061        for (Schema schema : typesDef.getSchemas()) {
062            writeSchema(jg, schema);
063        }
064        jg.writeEndObject();
065
066        // end root
067        jg.writeEndObject();
068
069        // flush
070        jg.flush();
071        jg.close();
072        entityStream.flush();
073    }
074
075    @Override
076    public long getSize(DocumentTypes arg0, Class<?> arg1, Type arg2, Annotation[] arg3, MediaType arg4) {
077        return -1;
078    }
079
080    @Override
081    public boolean isWriteable(Class<?> arg0, Type type, Annotation[] arg2, MediaType arg3) {
082        return DocumentTypes.class == arg0;
083    }
084
085}