| /* |
| * 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.uima.ducc.agent.monitor; |
| |
| import java.util.Map; |
| |
| import org.apache.uima.ducc.agent.NodeAgent; |
| import org.apache.uima.ducc.agent.ProcessReaperTask; |
| import org.apache.uima.ducc.common.ANodeStability; |
| import org.apache.uima.ducc.common.Node; |
| import org.apache.uima.ducc.common.utils.DuccLogger; |
| |
| |
| public class AgentMonitor extends ANodeStability{ |
| //private NodeAgent agent; |
| private ProcessReaperTask reaperTask; |
| DuccLogger logger; |
| public AgentMonitor(NodeAgent agent, DuccLogger logger, int nodeStability, int agentMetricsRate) { |
| super(nodeStability, agentMetricsRate); |
| //this.agent = agent; |
| this.logger = logger; |
| reaperTask = new ProcessReaperTask(agent,logger); |
| } |
| |
| public void nodeDeath(Map<Node, Node> nodes) { |
| logger.warn("AgentMonitor.nodeDeath", null,"Agent detected a network/borker problem. Proceeding to shutdown JPs"); |
| Thread t = new Thread(reaperTask); |
| t.setDaemon(true); |
| t.start(); |
| } |
| |
| public void missedNode(Node n, int c) { |
| logger.info("missedNode",null,"Agent missed a ping ("+c+")"); |
| } |
| |
| public void ping(Node node) { |
| super.nodeArrives(node); |
| } |
| } |