您现在的位置： 论文范文 >> 课程设计 >> 正文

基于多线程的java端口扫描器 第6页

基于多线程的java端口扫描器 第6页
import java.net.*;
import java.io.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

/*
 *实现扫描的主体程序
 */
public class ThreadScan{
 
 public static JFrame main=new JFrame("JAVA端口扫描器");
 
 //显示扫描结果
 public static JTextArea Result=new JTextArea("",4,40);
 //滚动条面板
 public static JScrollPane resultPane = new JScrollPane(Result,JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
 JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
 
 
 //输入主机名文本框
 public static JTextField hostname=new JTextField("localhost",8);
 
 //输入ip地址前3位的输入框
 public static JTextField fromip1=new JTextField("0",3);
 //输入ip地址4~6位的输入框
 public static JTextField fromip2=new JTextField("0",3);
 //输入ip地址7~9位的输入框
 public static JTextField fromip3=new JTextField("0",3);
 //输入起始ip地址最后4位的输入框
 public static JTextField fromip4=new JTextField("0",3);
 //输入目标ip地址最后4位的输入框
 public static JTextField toip=new JTextField("0",3);
 
 //输入最小端口的输入框
 public static JTextField minPort=new JTextField("0",4);
 //输入最大端口的输入框
 public static JTextField maxPort=new JTextField("1000",4);
 //输入最大线程数量的输入框
 public static JTextField maxThread=new JTextField("100",3);
 
 //错误提示框
 public static JDialog DLGError=new JDialog(main,"错误!");
 public static JLabel DLGINFO=new JLabel("");
 
 public static JLabel type=new JLabel("请选择：");
 
 //扫描类型
 public static JRadioButton radioIp = new JRadioButton("IP地址：");
 public static JRadioButton radioHost = new JRadioButton("主机名：",true);
 //单选框组
 public static ButtonGroup group = new ButtonGroup();

 public static JLabel P1=new JLabel("端口范围:");
 public static JLabel P2=new JLabel("~");
 public static JLabel P3=new JLabel("~");
 public static JLabel Pdot1 = new JLabel(".");
 public static JLabel Pdot2 = new JLabel(".");
 public static JLabel Pdot3 = new JLabel(".");
 public static JLabel TNUM=new JLabel("线程数:");
 public static JLabel RST=new JLabel("扫描结果:                                       ");
 public static JLabel con=new JLabel("                                                                                                              ");

 //定义按钮
 public static JButton OK = new JButton("确定");
 public static JButton Submit = new JButton("开始扫描");
 public static JButton Cancel = new JButton("退出");
 public static JButton saveButton = new JButton("保存扫描结果");

 //菜单栏
 public static JMenuBar myBar = new JMenuBar();
 public static JMenu myMenu = new JMenu("文件(F)");
 public static JMenuItem saveItem = new JMenuItem("保存扫描结果(S)");
 public static JMenuItem exitItem = new JMenuItem("退出(Q)");
 public static JMenu myMenu2 = new JMenu("帮助");
 public static JMenuItem helpItem = new JMenuItem("阅读");

 public static void main(String[] args){

  main.setSize(500,400);
  main.setLocation(300,300);
  main.setResizable(false);
  main.setLayout(new GridBagLayout());
  main.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  
  DLGError.setSize(300,100);
  DLGError.setLocation(400,400);

  //添加“菜单栏”
  myMenu.add(saveItem);
  myMenu.add(exitItem);

  myMenu2.add(helpItem);

  myBar.add(myMenu);
  myBar.add(myMenu2);
  main.setJMenuBar(myBar);

  //设置热键
  myMenu.setMnemonic('F');
  saveItem.setMnemonic ('S');
  //为“另存为”组件设置快捷键为ctrl+s
  saveItem.setAccelerator (KeyStroke.getKeyStroke (KeyEvent.VK_S,InputEvent.CTRL_MASK));
  exitItem.setMnemonic('Q');
  exitItem.setAccelerator (KeyStroke.getKeyStroke (KeyEvent.VK_E,InputEvent.CTRL_MASK));

  //采用表格包型布局
  Container mPanel = main.getContentPane();
  GridBagConstraints c = new GridBagConstraints();
  c.insets = new Insets(10,0,0,10);

  c.gridx = 0;
  c.gridy = 0;
  c.gridwidth = 10;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(type,c);

  group.add(radioIp);
  group.add(radioHost);

  c.gridx = 0;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(radioIp,c);

  c.gridx = 1;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(fromip1,c);

  c.gridx = 2;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(Pdot1,c);

  c.gridx = 3;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(fromip2,c);

  c.gridx = 4;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(Pdot2,c);

  c.gridx = 5;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(fromip3,c);

  c.gridx = 6;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(Pdot3,c);

  c.gridx = 7;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(fromip4,c);

  c.gridx = 8;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(P2,c);

  c.gridx = 9;
  c.gridy = 1;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(toip,c);

  c.gridx = 0;
  c.gridy = 2;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(radioHost,c);

  c.gridx = 1;
  c.gridy = 2;
  c.gridwidth = 3;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(hostname,c);

  c.gridx = 0;
  c.gridy = 3;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(P1,c);

  c.gridx = 1;
  c.gridy = 3;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(minPort,c);

  c.gridx = 2;
  c.gridy = 3;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(P3,c);

  c.gridx = 3;
  c.gridy = 3;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(maxPort,c);

  c.gridx = 0;
  c.gridy = 4;
  c.gridwidth = 1;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(TNUM,c);

  c.gridx = 1;
  c.gridy = 4;
  c.gridwidth = 3;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(maxThread,c);

  c.gridx = 0;
  c.gridy = 5;
  c.gridwidth = 3;
  c.fill = GridBagConstraints.VERTICAL;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(Submit,c);
  
  c.gridx = 3;
  c.gridy = 5;
  c.gridwidth = 3;
  c.fill = GridBagConstraints.VERTICAL;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(saveButton,c);

  c.gridx = 6;
  c.gridy = 5;
  c.gridwidth = 4;
  c.fill = GridBagConstraints.VERTICAL;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(Cancel,c);

  c.gridx = 0;
  c.gridy = 6;
  c.gridwidth = 10;
  c.fill = GridBagConstraints.BOTH;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(RST,c);

  //设置文本区域可以换行
  Result.setLineWrap(true);
  //设置文本区域不可编辑
  Result.setEditable(false);

  c.gridx = 0;
  c.gridy = 7;
  c.gridwidth = 10;
  c.gridheight = 4;
  c.fill = GridBagConstraints.VERTICAL;
  c.anchor = GridBagConstraints.CENTER;
  mPanel.add(resultPane,c);

  Container dPanel = DLGError.getContentPane();
  dPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
  dPanel.add(DLGINFO);
  dPanel.add(OK);

  Submit.addActionListener(new SubmitAction());
  Cancel.addActionListener(new CancleAction());
  OK.addActionListener(new OKAction());

  //实现保存功能
  saveItem.addActionListener(new java.awt.event.ActionListener() {
   public void actionPerformed(java.awt.event.ActionEvent e) {   
    JFileChooser fc=new JFileChooser();
    int returnVal=fc.showSaveDialog(null);
    
    //点击“保存”
    if(returnVal == 0){
     File saveFile=fc.getSelectedFile();
     try {
      FileWriter writeOut = new FileWriter(saveFile);
      writeOut.write(ThreadScan.Result.getText());
      writeOut.close();
     }
     catch (IOException ex) {
      System.out.println("保存失败");
     }
    }
    //点击“取消”
    else
     return;
   }
  });

  //实现退出功能
  exitItem.addActionListener(new java.awt.event.ActionListener() {
   public void actionPerformed(java.awt.event.ActionEvent e) {   
    System.exit(0);
   }
  });

  //实现帮助功能
  helpItem.addActionListener(new java.awt.event.ActionListener() {
   public void actionPerformed(java.awt.event.ActionEvent e) {   
    new AboutDialog();
   }
  });

  saveButton.addActionListener(new java.awt.event.ActionListener() {
   public void actionPerformed(java.awt.event.ActionEvent e) {   
    JFileChooser fc=new JFileChooser();
    int returnVal=fc.showSaveDialog(null);
    
    //点击“保存”
    if(returnVal == 0){
     File saveFile=fc.getSelectedFile();
     try {
      FileWriter writeOut = new FileWriter(saveFile);
      writeOut.write(ThreadScan.Result.getText());
      writeOut.close();
     }
     catch (IOException ex) {
      System.out.println("保存失败");
     }
    }
    //点击“取消”
    else
     return;
   }
  });

  main.setVisible(true);
 }
}

/*
 *实现“取消”功能
 *退出程序
 */
class CancleAction implements ActionListener{

 public void actionPerformed (ActionEvent e){
  System.exit(0);
 }
}

/*
 *实现“确定”功能
 *完成扫描
 */
class SubmitAction implements ActionListener{

 public void actionPerformed (ActionEvent a){

  int minPort;
  int maxPort;
  int maxThread;

  int ip1 = 0;
  int ip2 = 0;
  int ip3 = 0;
  int ipstart = 0;
  int ipend = 0;
  
  String ipaddress = "";
  String hostname = "";

  ThreadScan.Result.setText("");
  //将"确定"按钮设置成为不可用
  if(ThreadScan.Submit.isEnabled()){
   ThreadScan.Submit.setEnabled(false);
  }

  /*
   *判断搜索的类型
   *按照ip地址扫描：type = 0
   *按照主机名称扫描：type = 1
   */
  if(ThreadScan.radioIp.isSelected()){
   
   TCPThread.type = 0;

   //判断ip的前3位是否为int型
   try{
    ip1=Integer.parseInt(ThreadScan.fromip1.getText());
   }
   catch(NumberFormatException e){
    ThreadScan.DLGINFO.setText("错误的ip!");
    ThreadScan.DLGError.setVisible(true);
    return;
   }

   //判断ip的4~6位是否为int型
   try{
    ip2=Integer.parseInt(ThreadScan.fromip2.getText());
   }
   catch(NumberFormatException e){
    ThreadScan.DLGINFO.setText("错误的ip!");
    ThreadScan.DLGError.setVisible(true);
    return;
   }

   //判断ip的7~9位是否为int型
   try{
    ip3=Integer.parseInt(ThreadScan.fromip3.getText());
   }
   catch(NumberFormatException e){
    ThreadScan.DLGINFO.setText("错误的ip!");
    ThreadScan.DLGError.setVisible(true);
    return;
   }

   //判断起始ip的最后4位是否为int型
   try{
    ipstart=Integer.parseInt(ThreadScan.fromip4.getText());
   }
   catch(NumberFormatException e){
    ThreadScan.DLGINFO.setText("错误的ip!");
    ThreadScan.DLGError.setVisible(true);
    return;
   }
   
   //判断目标ip的最后4位是否为int型
   try{
    ipend=Integer.parseInt(ThreadScan.toip.getText());
   }
   catch(NumberFormatException e){
    ThreadScan.DLGINFO.setText("错误的目标ip!");
    ThreadScan.DLGError.setVisible(true);
    return;
   }
   
   //判断起始ip是否正确
   //判断条件：大于0且小于等于255
   if(ip1<0 || ip1>255||ip2<0 || ip2>255||ip3<0 || ip3>255||ipstart<0 || ipstart>255){
    ThreadScan.DLGINFO.setText("                    ip地址为0-255的整数!                    ");
    ThreadScan.DLGError.setVisible(true);
    return;
   }
   else{
    TCPThread.ip1 = ip1;
    TCPThread.ip2 = ip2;
    TCPThread.ip3 = ip3;
    TCPThread.ipstart = ipstart;
   }

   //判断目标ip是否正确
   //判断条件：大于0且小于等于255
   if(ipend<0 || ipend>255){
    ThreadScan.DLGINFO.setText("                    目标ip地址为0-255的整数!                    ");
    ThreadScan.DLGError.setVisible(true);
    return;
   }
   else{
    TCPThread.ipend = ipend;
   }
   
   ipaddress = "" + ip1 + ip2 + ip3 + ipstart;
   
   /*
    *判断ip地址的有效性
    */
   try{
    TCPThread.hostAddress=InetAddress.getByName(ipaddress);
   }
   catch(UnknownHostException e){
    ThreadScan.DLGINFO.setText("            错误的IP或地址不可达!            ");
    ThreadScan.DLGError.setVisible(true);
    return;
   }
  }
  
  //根据主机名进行端口扫描
  if(ThreadScan.radioHost.isSelected()){
   
   TCPThread.type = 1;
   
   /*
    *判断主机名称的有效性
    */
   try{
    TCPThread.hostAddress=InetAddress.getByName(ThreadScan.hostname.getText());
   }
   catch(UnknownHostException e){
    ThreadScan.DLGINFO.setText("            错误的域名或地址不可达!            ");
    ThreadScan.DLGError.setVisible(true);
    return;
   }
  }

  /*
   *判断端口号的有效性
   maxThread=Integer.parseInt(ThreadScan.maxThread.getText());
  }
  catch(NumberFormatException e){
   ThreadScan.DLGINFO.setText("错误的端口号或线程数!端口号和线程数必须为整数!");
   ThreadScan.DLGError.setVisible(true);
   return;
  }
  
  /*
   *判断最小端口号的有效范围
   *判断条件：大于0且小于65535，最大端口应大于最小端口
   */
www.751com.cn
  }
  else{
   TCPThread.MIN_port=minPort;
  }

  /*
   *判断最大端口号的有效范围
   *判断条件：大于0且小于65535，最大端口应大于最小端口
   */
  if(maxPort<0 || maxPort>65535 || maxPort<minPort){
   ThreadScan.DLGINFO.setText("最大端口必须是0-65535并且大于最小端口的整数!");
   ThreadScan.DLGError.setVisible(true);
   return; 
  }
  else{
   TCPThread.MAX_port=maxPort;
  }

  /*
   *判断线程数量的有效范围
   *判断条件：大于1且小于200
   */
  if(maxThread<1 || maxThread>200){
   ThreadScan.DLGINFO.setText("                    线程数为1-200的整数!                    ");
   ThreadScan.DLGError.setVisible(true);
   return;
  }

  ThreadScan.Result.append("线程数 "+ThreadScan.maxThread.getText()+"\n");
  
  //启动线程
  for(int i=0;i<maxThread;i++){
   new TCPThread("T" + i,i).start();
  }
 }
}

/*
 *实现错误提示框中的“确定”按钮功能
 */
class OKAction implements ActionListener{

 public void actionPerformed (ActionEvent e){
  ThreadScan.DLGError.dispose();
 }
}

上一页  [1] [2] [3] [4] [5] [6] 

  • 上一篇文章：
  • 下一篇文章：
    • 最新论文
    推荐论文
  • 教务管理系统需求分析说明书
  • 农远工程汇报材料
  • 电脑不能关机的原因及解决办法
  • 钢圈切边模设计与制造(CAD图+压料
  • 人民币升值对中国经济的影响
  • 监理制度存在的问题及其完善
  • 生态养殖建设项目可行性报告
  • 沈浩先进事迹报告会
  • 宿舍楼供热工程课程设计任务书
  • 重症肌无力病人标准护理计划
    • 相关论文
    没有相关文章
    Copyright © 2007-2012 www.chuibin.com 六维论文网 版权所有