模拟仿真“生产者-消费者”问题的解决过程及方法

package 生产者消费者; import java.awt.BorderLayout; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JFrame; import javax.swing.JLabel; import java.awt.Rectangle; import javax.swing.JTextField; import javax.swing.JButton; import java.awt.Point; import java.awt.Dimension; import javax.swing.JPasswordField; public class denglu extends JFrame { private static final long serialVersionUID = 1L; private JPanel jContentPane = null; private JLabel jLabelUser = null; private JLabel jLabelPassword = null; private JTextField jTextFieldUser = null; private JButton jButtonConfirm = null; private JButton jButtonCancle = null; private denglu mainFrame=null; private JPasswordField jPasswordField = null; public denglu() { initialize(); mainFrame=this; } private void initialize() { this.setLocation(500,350); this.setSize(248, 192); this.setContentPane(getJContentPane()); this.setTitle("登录窗口"); } private JPanel getJContentPane() { if (jContentPane == null) { jLabelPassword = new JLabel(); jLabelPassword.setBounds(new Rectangle(11, 63, 66, 18)); jLabelPassword.setText("登录密码:"); jLabelUser = new JLabel(); jLabelUser.setBounds(new Rectangle(11, 30, 67, 18)); jLabelUser.setText("登录帐号:"); jContentPane = new JPanel(); jContentPane.setLayout(null); jContentPane.add(jLabelUser, null); jContentPane.add(jLabelPassword, null); jContentPane.add(getJTextFieldUser(), null); jContentPane.add(getJButtonConfirm(), null); jContentPane.add(getJButtonCancle(), null); jContentPane.add(getJPasswordField(), null); } return jContentPane; } private JTextField getJTextFieldUser() { if (jTextFieldUser == null) { jTextFieldUser = new JTextField(); jTextFieldUser.setBounds(new Rectangle(87, 29, 121, 22)); } return jTextFieldUser; } private JPasswordField getJPasswordField() { if (jPasswordField == null) { jPasswordField = new JPasswordField(); jPasswordField.setBounds(new Rectangle(86, 61, 123, 22)); jPasswordField.setEchoChar('*'); } return jPasswordField; } private JButton getJButtonConfirm() { if (jButtonConfirm == null) { jButtonConfirm = new JButton(); jButtonConfirm.setText("确定"); jButtonConfirm.setSize(new Dimension(60, 28)); jButtonConfirm.setLocation(new Point(36, 97)); jButtonConfirm.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { String userName=mainFrame.jTextFieldUser.getText().trim().toLowerCase(); String password=new String(mainFrame.jPasswordField.getPassword()); if(userName.equals("admin") && password.equals("123")) { JOptionPane.showMessageDialog(null, "登录成功"); denglu.this.dispose(); PCmx.PCrun( ); } else { JOptionPane.showMessageDialog(null, "登录失败"); } } }); } return jButtonConfirm; } private JButton getJButtonCancle() { if (jButtonCancle == null) { jButtonCancle = new JButton(); jButtonCancle.setBounds(new Rectangle(140, 98, 60, 28)); jButtonCancle.setText("取消"); jButtonCancle.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent e) { mainFrame.jTextFieldUser.setText(""); mainFrame.jPasswordField.setText(""); } }); } return jButtonCancle; } public static void main(String args[]) { new denglu().setVisible(true); } }