MapReduceTask.java

package scs.demos.mapreduce.servant;

import java.util.Properties;
import java.io.FileInputStream;
import java.io.IOException;

import org.omg.PortableServer.POA;

import scs.demos.mapreduce.Reporter;
import scs.demos.mapreduce.FileSplit;
import scs.demos.mapreduce.IOMapReduceException;
import scs.demos.mapreduce.TaskStatus;
import scs.demos.mapreduce.Task;


/**
 * Classe abstrata que representa uma tarefa map ou reduce
 * @author Sand Luz Correa
 */

public abstract class MapReduceTask {

	protected FileSplit[] inputSplit = null;
	protected FileSplit[] outputSplit = null; 
	protected TaskStatus status = null;
	protected int id = 0;
	protected Properties conf = null;	
	protected Reporter reporter = null;
	protected String configFileName = null;
	protected POA poa = null;
	protected Task task = null;	

	public MapReduceTask(String configFileName, POA poa, Task task, Reporter reporter) throws IOException {
		try {
			this.conf = new Properties(); 
			this.conf.load(new FileInputStream(configFileName));
			this.reporter = reporter;
			this.configFileName = configFileName;
			this.poa = poa;
			this.id = task.getId();
			this.status = task.getStatus();
			this.task = task; 
		} catch (IOException e) {
			throw e;
		}
	}

	public abstract void run() throws IOMapReduceException;

}