| /* |
| * Copyright (c) 2015 DataTorrent, Inc. ALL Rights Reserved. |
| * |
| * 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 com.datatorrent.contrib.helper; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| |
| import com.datatorrent.api.BaseOperator; |
| import com.datatorrent.api.DefaultInputPort; |
| import com.datatorrent.api.Operator; |
| |
| |
| public class CollectorModule<T> extends BaseOperator |
| { |
| public final transient CollectorInputPort<T> inputPort = new CollectorInputPort<T>("collector", this); |
| |
| public static class CollectorInputPort<T> extends DefaultInputPort<T> |
| { |
| public volatile static HashMap<String, List<?>> collections = new HashMap<String, List<?>>(); |
| ArrayList<T> list; |
| |
| final String id; |
| |
| public CollectorInputPort(String id, Operator module) |
| { |
| super(); |
| this.id = id; |
| } |
| |
| @Override |
| public void process(T tuple) |
| { |
| // System.out.print("collector process:"+tuple); |
| list.add(tuple); |
| } |
| |
| @Override |
| public void setConnected(boolean flag) |
| { |
| if (flag) { |
| collections.put(id, list = new ArrayList<T>()); |
| } |
| } |
| } |
| } |