java实现的电脑自动关机

/** * */ package com.itany.shutdown; import java.awt.GraphicsConfiguration; import java.awt.GridLayout; import java.awt.HeadlessException; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.io.IOException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import javax.swing.BorderFactory; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JTextField; /** * @author Administrator * */ public class ShutDown extends JFrame { private JFrame jfFrame; private JPanel jPanel1; private JPanel timePanel; private JPanel shezhiPanel; private JTextField year=new JTextField(6); private JTextField month=new JTextField(6); private JTextField day=new JTextField(6); private JTextField hour=new JTextField(6); private JTextField minute=new JTextField(6); private JTextField seconds=new JTextField(6); private JTextField nowTime=new JTextField(6); private JTextField shutTime=new JTextField(6); private JTextField shengyuTime=new JTextField(6); private Thread th; public ShutDown() throws HeadlessException { jfFrame=new JFrame("自动关机"); jPanel1=new JPanel(new GridLayout(1,2,3,3)); timePanel=new JPanel(new GridLayout(3, 2)); shezhiPanel=new JPanel(); year.setText("0000"); month.setText("00"); day.setText("00"); hour.setText("00"); minute.setText("00"); seconds.setText("00"); initUi(); } private void initUi() { year.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { int keyChar = e.getKeyChar(); if(keyChar >= KeyEvent.VK_0 && keyChar <= KeyEvent.VK_9){ }else{ e.consume(); //关键，屏蔽掉非法输入 } } } ); month.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { int keyChar = e.getKeyChar(); if(keyChar >= KeyEvent.VK_0 && keyChar <= KeyEvent.VK_9){ }else{ e.consume(); //关键，屏蔽掉非法输入 } } } ); day.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { int keyChar = e.getKeyChar(); if(keyChar >= KeyEvent.VK_0 && keyChar <= KeyEvent.VK_9){ }else{ e.consume(); //关键，屏蔽掉非法输入 } } } ); hour.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { int keyChar = e.getKeyChar(); if(keyChar >= KeyEvent.VK_0 && keyChar <= KeyEvent.VK_9){ }else{ e.consume(); //关键，屏蔽掉非法输入 } } } ); minute.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { int keyChar = e.getKeyChar(); if(keyChar >= KeyEvent.VK_0 && keyChar <= KeyEvent.VK_9){ }else{ e.consume(); //关键，屏蔽掉非法输入 } } } ); seconds.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { int keyChar = e.getKeyChar(); if(keyChar >= KeyEvent.VK_0 && keyChar <= KeyEvent.VK_9){ }else{ e.consume(); //关键，屏蔽掉非法输入 } } } ); timePanel.setBorder(BorderFactory.createTitledBorder("时间")); shezhiPanel.setBorder(BorderFactory.createTitledBorder("设置时间")); //时间panel初始化 nowTimes times = new nowTimes(); new Thread(times).start(); // String times=getSystemTime(); nowTime.setEditable(false); timePanel.add("nowTime", new JLabel("现在时间：")); timePanel.add(nowTime); shutTime.setEditable(false); timePanel.add("shutTime", new JLabel("关机时间：")); timePanel.add(shutTime); shengyuTime.setEditable(false); timePanel.add("shengyuTime", new JLabel("距离关机剩余：")); timePanel.add(shengyuTime); JButton jButton=new JButton("设置关机时间"); JButton jButton1=new JButton("退出"); JButton jButton2=new JButton("现在关机"); JButton jButton3=new JButton("取消"); jButton3.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { try { Runtime.getRuntime().exec("cmd /c Shutdown -a"); th.interrupt(); // daojishi name=new daojishi(true); // Thread tt = new Thread(name); // tt.start(); // System.out.println("fdsafdsafdsa:=="+Thread.interrupted()); } catch (Exception e1) { th.interrupt(); e1.printStackTrace(); } } } ); jButton2.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { try { Runtime.getRuntime().exec("cmd /c Shutdown -s -t 0"); } catch (IOException e1) { e1.printStackTrace(); } } } ); jButton1.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { int n=JOptionPane.showConfirmDialog(null, "确定退出？","确定退出？",JOptionPane.YES_NO_OPTION); if(n==JOptionPane.YES_NO_OPTION) { System.exit(0); } } } ); jButton.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { String t=nowTime.getText(); //当前时间 String y=year.getText(); String m=month.getText(); String d=day.getText(); String h=hour.getText(); String min=minute.getText(); String sec=seconds.getText(); String dates=y+"-"+m+"-"+d+" "+h+":"+min+":"+sec; //设置时间 Date date1=new Date(); Date date2=new Date(); SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); try { date1=sdf.parse(dates); //设置时间 date2=sdf.parse(t); //当前时间 long t1=date1.getTime(); long t2=date2.getTime(); long t3=t1-t2; long hours=(t3%(1000*60*60*24))/ (1000 * 60 * 60); long mins= (t3 % (1000*60 * 60)) / (1000 * 60); long se=(t3 % (1000*60)) / 1000; if(date1.before(date2)) { JOptionPane.showMessageDialog(null, "关机时间不能小于当前时间！"); return; } else { shutTime.setText(dates); daojishi djs = new daojishi(t3); th=new Thread(djs); th.start(); try { Runtime.getRuntime().exec("cmd /c Shutdown -s -t "+(hours*3600+mins*60+se)); } catch (IOException e1) { e1.printStackTrace(); } } } catch (ParseException e1) { e1.printStackTrace(); } } }); shezhiPanel.add(year); shezhiPanel.add(new JLabel("年")); shezhiPanel.add(month); shezhiPanel.add(new JLabel("月")); shezhiPanel.add(day); shezhiPanel.add(new JLabel("日")); shezhiPanel.add(hour); shezhiPanel.add