| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.clerezza.jaxrs.utils; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.UnsupportedEncodingException; |
| import java.lang.annotation.Annotation; |
| import java.lang.reflect.Type; |
| |
| import javax.ws.rs.Produces; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.MultivaluedMap; |
| import javax.ws.rs.ext.MessageBodyWriter; |
| import javax.ws.rs.ext.Provider; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Property; |
| import org.apache.felix.scr.annotations.Service; |
| |
| import org.json.simple.JSONObject; |
| |
| @Component |
| @Service(Object.class) |
| @Property(name="javax.ws.rs", boolValue=true) |
| @Provider |
| @Produces("application/json") |
| public class JSONObjectMessageBodyWriter implements |
| MessageBodyWriter<JSONObject> { |
| |
| private static final String UTF8 = "UTF-8"; |
| |
| @Override |
| public long getSize(JSONObject jsonObject, Class<?> type, Type genericType, |
| Annotation[] annotations, MediaType mediaType) { |
| try { |
| return jsonObject.toJSONString().getBytes(UTF8).length; |
| } catch (UnsupportedEncodingException ex) { |
| return -1; |
| } |
| } |
| |
| @Override |
| public boolean isWriteable(Class<?> type, Type genericType, |
| Annotation[] annotations, MediaType mediaType) { |
| return JSONObject.class.isAssignableFrom(type); |
| } |
| |
| @Override |
| public void writeTo(JSONObject value, Class<?> type, Type genericType, |
| Annotation[] annotations, MediaType mediaType, |
| MultivaluedMap<String, Object> httpHeaders, OutputStream out) |
| throws IOException { |
| out.write(value.toJSONString().getBytes(UTF8)); |
| out.flush(); |
| } |
| } |