| /** |
| * 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 com.datatorrent.lib.io; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| |
| import com.sun.jersey.api.client.ClientResponse; |
| |
| /** |
| * Incoming data is interpreted as lines of plain text and each tuple output is a line in the content. |
| * <p></p> |
| * @displayName HTTP Lines Input |
| * @category Input |
| * @tags http |
| * |
| * @since 0.9.4 |
| */ |
| @org.apache.hadoop.classification.InterfaceStability.Evolving |
| public class HttpLinesInputOperator extends AbstractHttpInputOperator<String> |
| { |
| @Override |
| public void processResponse(ClientResponse response) throws IOException |
| { |
| InputStream is = response.getEntity(java.io.InputStream.class); |
| BufferedReader br = new BufferedReader(new InputStreamReader(is)); |
| try { |
| String line; |
| while ((line = br.readLine()) != null) { |
| rawOutput.emit(line); |
| outputPort.emit(line); |
| } |
| } finally { |
| br.close(); |
| } |
| } |
| |
| } |