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.youerw.com
}
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();
}
}