java的Swing点击Button左键,右键,双击

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import java.awt.Color;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.TextArea;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextArea;
public class Frame extends JFrame {
    private JButton b[];
    private JTextArea text;
    // 构造方法
    public Frame(String s) {
       // 设置标题栏内容
         setTitle(s);
       // 设置初始化窗口位置
         setBounds(100, 100, 500, 350);
         text=new JTextArea(1,8);
         text.setText("");
         add(text);
       // 设置窗口布局
         setLayout(new FlowLayout());
        // 创建按钮对象
         b=new JButton[4];
         FlowLayout flow=new FlowLayout();
         flow.setAlignment(FlowLayout.LEFT);
         flow.setHgap(2);
         flow.setVgap(8);
         setLayout(flow);
         b[1]=new JButton("button");
         add(b[1]);
         b[1].addMouseListener(new EventListener1());
//         b[2]=new JButton("button2");
//         b[3]=new JButton("button3");
//       for(int i=1;i<b.length;i++){
////       b[i]=new JButton(""+i);
//       // 把按钮容器添加到JFrame容器上
//       add(b[i]);
//    }    
//       for(int i=1;i<=3;i++){
//      	 b[i].addMouseListener(new EventListener1());
//        }
         validate();
        // 设置窗口可视化
        setVisible(true);
        // 设置窗口关闭
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }
class EventListener1 extends MouseAdapter
{
	public void mouseClicked(MouseEvent e)
	{	String outStr ="";
	if(e.getButton() == e.BUTTON1)
	{
	outStr = "左键";
	}
	else if(e.getButton() == e.BUTTON3)
	{
	outStr = "右键";
	}
	if(e.getClickCount() == 2)
	{
	outStr = outStr + "双击";
	}
	else
	{
	outStr = outStr + "点击";
	}
	System.out.println(outStr);
	}	
}
public static void main(String[] args) {
        new Frame("验证");
    }
}