servergui.java

线程通信

import java.awt.*;
import java.util.List;
import javax.swing.*;
import java.util.*;
import java.awt.event.*;
import java.io.*;


public class ServerGUI extends JFrame{
	
	public ServerGUI(Library lib){
		JProgressBar active=new JProgressBar(0,ServerPool.POOL_MAX);
		JProgressBar total=new JProgressBar(0,ServerPool.POOL_MAX);
		active.setStringPainted(true);
		total.setStringPainted(true);
		
		Container c=getContentPane();
		c.setLayout(new GridLayout(2,1));
		JPanel p=new JPanel(new FlowLayout());
		p.add(new JLabel("total  size"));
		p.add(total);
		c.add(p);
		p=new JPanel(new FlowLayout());
		p.add(new JLabel("active size"));
		p.add(active);
		c.add(p);
		addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                System.exit(0);
            }
        });
        pack();
		ServerPool sp=new ServerPool(lib,active,total);
		setTitle("monitor on"+sp.getLocalPort());
	}
	
	
	public static void main(String[] args) {
		List borrowers=new ArrayList();
		for(int i=0;i<100;i++)
			borrowers.add(new Borrower());
		List books=new ArrayList();
		for(int j=0;j<100;j++)
			books.add(new Book(new Integer(j).toString()));
		Library lib=new Library(books,borrowers);
		
        ServerGUI frame = new ServerGUI(lib);
       	frame.setVisible(true);
       	
    }
}