logvisualizer.java

一个用于排队系统仿真的开源软件,有非常形象的图象仿真过程!

package jmt.engine.jwat.workloadAnalysis.panels;

import java.awt.BorderLayout;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

import javax.swing.DefaultListModel;
import javax.swing.JDialog;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;

import jmt.gui.jwat.JWATConstants;

public class LogVisualizer extends JPanel implements JWATConstants{
	private JList logList;
	private JDialog d;
	
	public LogVisualizer(JDialog d)
	{
		this.d=d;
		this.setLayout(new BorderLayout());
		logList=new JList(new DefaultListModel());
		JScrollPane p=new JScrollPane(logList);
		this.add(p,BorderLayout.CENTER);
		loadData();
	}
	
	private void loadData()
	{
		BufferedReader br=null;
		String line=null;
		DefaultListModel model=(DefaultListModel)logList.getModel();
		try {
			br=new BufferedReader(new FileReader(LogFileName));
			line=br.readLine();
			while (line!=null){
				model.addElement(line);
				line=br.readLine();
			}
		} catch (FileNotFoundException e) {
			d.dispose();
			return;
		} catch (IOException e) {
			d.dispose();
		}
		try {
			br.close();
		} catch (IOException e) {
		}		
	}
}