MonitoringThread.java

/** 
   Copyright 2013 Technische Universitat Wien (TUW), Distributed SystemsGroup E184.                 This work was partially supported by the European Commission in terms of the CELAR FP7 project (FP7-ICT-2011-8 #317790).

   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 at.ac.tuwien.dsg.rSybl.analysisEngine.utils;

import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.rmi.RemoteException;
import java.util.Date;

import at.ac.tuwien.dsg.csdg.Node;
import at.ac.tuwien.dsg.rSybl.dataProcessingUnit.api.MonitoringAPIInterface;
import java.io.File;



public class MonitoringThread implements Runnable{
	private Thread t;
    private	Node entity;
	private BufferedWriter out;
	private MonitoringAPIInterface api;
	private FileWriter fstream;
	private String fileName ;
	public MonitoringThread(Node e,MonitoringAPIInterface monitoringAPI){
		api=monitoringAPI;
		
		entity = e;
		//Create file for current entity
		Date date = new Date();
		try{
                     ClassLoader classLoader = MonitoringThread.class.getClassLoader();
                    File classpathRoot = new File(classLoader.getResource("").getPath());

                    System.out.println(classpathRoot.getPath());
		  fileName = "./monitoring/"+e.getId()+"_"+date.getHours()+"_"+date.getMinutes()+".csv";
		  fstream = new FileWriter(fileName);
		  String headers = "Time ,";
		  for (String metric :api.getAvailableMetrics(e))
			  headers+=metric+" ,";
		  headers +=" ongoingAction, targetedNodeID";
		  headers += "\n";
		  fstream.write(headers);
		  fstream.close();
		}catch(IOException ex){
			ex.printStackTrace();
		}
		  t = new Thread(this);
	}

	
	public void run() {
		while (true){
			try {
				  fstream = new FileWriter(fileName,true);
				  Date date = new Date();
			
					/**
					 * monitoring sequence
					 */
				  String toWrite = date.toString()+",";
				  for (String metric :api.getAvailableMetrics(entity))
					try {
						toWrite+=api.getMetricValue(metric, entity)+",";
					} catch (Exception e) {
                                                toWrite+=" ,";
						// TODO Auto-generated catch block
						AnalysisLogger.logger.error("Metric "+metric+"not valid");
					}
                                  for (int i=0;i<api.getOngoingActionID().size();i++){
                                      try{
                                          toWrite+=api.getOngoingActionID().get(i) +","+api.getOngoingActionNodeID().get(i)+",";
				  
                                      }catch(Exception e ){
                                          toWrite+=", ,";
                                          
                                      }
                                  }
				  fstream.write(toWrite+'\n');
				  
				  fstream.close();
				  Thread.sleep(5000);
			} catch (RemoteException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (InterruptedException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
	}
	public void start(){
		
		t.start();
		
	}
	public void stop(){
		t.stop();

		try {
			fstream.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}
}