| /** |
| * |
| * Copyright 2009-2011 Rickard Öberg AB |
| * |
| * Licensed 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.qi4j.library.rest.client.responsereader; |
| |
| import java.util.Iterator; |
| import org.json.JSONException; |
| import org.json.JSONObject; |
| import org.qi4j.api.injection.scope.Service; |
| import org.qi4j.api.injection.scope.Structure; |
| import org.qi4j.api.service.qualifier.Tagged; |
| import org.qi4j.api.structure.Module; |
| import org.qi4j.api.type.ValueCompositeType; |
| import org.qi4j.api.value.ValueComposite; |
| import org.qi4j.api.value.ValueDeserializer; |
| import org.qi4j.api.value.ValueSerialization; |
| import org.qi4j.library.rest.client.spi.ResponseReader; |
| import org.restlet.Response; |
| import org.restlet.data.Form; |
| import org.restlet.data.MediaType; |
| import org.restlet.resource.ResourceException; |
| |
| /** |
| * JAVADOC |
| */ |
| public class JSONResponseReader |
| implements ResponseReader |
| { |
| @Structure |
| private Module module; |
| |
| @Service |
| @Tagged( ValueSerialization.Formats.JSON ) |
| private ValueDeserializer valueDeserializer; |
| |
| @Override |
| public Object readResponse( Response response, Class<?> resultType ) |
| { |
| if (response.getEntity().getMediaType().equals( MediaType.APPLICATION_JSON)) |
| { |
| if (ValueComposite.class.isAssignableFrom( resultType )) |
| { |
| String jsonValue = response.getEntityAsText(); |
| ValueCompositeType valueType = module.valueDescriptor( resultType.getName() ).valueType(); |
| return valueDeserializer.deserialize( valueType, jsonValue ); |
| } |
| else if (resultType.equals(Form.class)) |
| { |
| try |
| { |
| String jsonValue = response.getEntityAsText(); |
| JSONObject jsonObject = new JSONObject(jsonValue); |
| Iterator<?> keys = jsonObject.keys(); |
| Form form = new Form(); |
| while (keys.hasNext()) |
| { |
| Object key = keys.next(); |
| form.set(key.toString(), jsonObject.get(key.toString()).toString()); |
| } |
| return form; |
| } catch (JSONException e) |
| { |
| throw new ResourceException(e); |
| } |
| } |
| } |
| |
| return null; |
| } |
| } |