| /** |
| * 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.apex.malhar.lib.io; |
| |
| import java.util.Map; |
| |
| import javax.ws.rs.core.MediaType; |
| |
| import org.codehaus.jettison.json.JSONObject; |
| |
| import com.sun.jersey.api.client.WebResource; |
| |
| import com.datatorrent.api.Context.OperatorContext; |
| |
| /** |
| * Sends tuple as POST with JSON content to the given URL. |
| * <p> |
| * Data of type {@link java.util.Map} is converted to JSON. All other types are sent in their {@link Object#toString()} representation.<br> |
| * <br> |
| * </p> |
| * @displayName HTTP POST Output |
| * @category Output |
| * @tags http, post, output operator |
| * |
| * @param <T> |
| * @since 0.3.2 |
| */ |
| @org.apache.hadoop.classification.InterfaceStability.Evolving |
| public class HttpPostOutputOperator<T> extends AbstractHttpOperator<T> |
| { |
| protected transient WebResource resource; |
| |
| @Override |
| protected void processTuple(T t) |
| { |
| if (t instanceof Map) { |
| resource.type(MediaType.APPLICATION_JSON).post(new JSONObject((Map<?, ?>)t).toString()); |
| } else { |
| resource.post(t.toString()); |
| } |
| } |
| |
| @Override |
| public void setup(OperatorContext context) |
| { |
| super.setup(context); |
| resource = wsClient.resource(url); |
| } |
| |
| private static final long serialVersionUID = 201405151144L; |
| } |