| /** |
| * 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.stram; |
| |
| import java.net.InetSocketAddress; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.datatorrent.bufferserver.client.Controller; |
| import com.datatorrent.stram.engine.StreamingContainer; |
| |
| /** |
| * Encapsulates buffer server control interface, used by the master for purging data. |
| */ |
| class BufferServerController extends Controller |
| { |
| /** |
| * Use a single thread group for all buffer server interactions. |
| */ |
| InetSocketAddress addr; |
| |
| BufferServerController(String id) |
| { |
| super(id); |
| } |
| |
| @Override |
| public void onMessage(String message) |
| { |
| logger.debug("Controller received {}, now disconnecting.", message); |
| StreamingContainer.eventloop.disconnect(this); |
| } |
| |
| private static final Logger logger = LoggerFactory.getLogger(BufferServerController.class); |
| } |