todoscan.java~49~

java端口实现扫描功能

package javascan;

/**
 * Title:扫描实体程序
 * Description:
 * Copyright:    Copyright (c) 2001
 * Company:
 * @author
 * @version 1.0
 */
import java.util.*;
import java.io.*;
import java.net.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.tree.*;
public class todoscan extends  Thread{
  public int runstop=0;
  public JProgressBar scanbar;
  public JButton bstart,bstop;
  public int usefile=0;
  public javax.swing.JLabel showlabel;
  String sinfo;
  Socket s;
  DefaultMutableTreeNode newnode;
  TreeNode[] nodes;
  String host;
  DefaultTreeModel model;
  JTree tree;
  int intfromport,inttoport;
  public todoscan(DefaultTreeModel inmodel,JTree intree,int fport,int tport,String tohost) {
  model=inmodel;
  tree=intree;
  intfromport=fport;
  inttoport=tport;
  host=tohost;
  }
  void usefilescan()
  {
  //
    DefaultMutableTreeNode root=(DefaultMutableTreeNode)model.getRoot(); //得到ROOT
    DefaultMutableTreeNode newroot=new DefaultMutableTreeNode(host);
    model.insertNodeInto(newroot,root,root.getChildCount());
    root=newroot;
//    root=(DefaultMutableTreeNode)root.getChildAt(0); //使ROOT点为新添加的
//    root.get
    InputStream in=javascan.todoscan.class.getResourceAsStream("portlist.properties");
   try { //res try
   ResourceBundle portlist=new PropertyResourceBundle(in);
   java.util.Enumeration en=portlist.getKeys();

   while (en.hasMoreElements())
      {
      if (runstop==1) return;
       String string=en.nextElement().toString();
      System.out.println(string+"="+portlist.getString(string));
       int n=java.lang.Integer.parseInt(string);
           try {
                s=new Socket(host,n);
                s.setSoTimeout(1000);
                BufferedReader rr=new BufferedReader(new InputStreamReader(s.getInputStream()));
                try {  sinfo=rr.readLine();} catch (java.io.IOException errr){sinfo=null;}
              //加新结点
                newnode=new DefaultMutableTreeNode(" "+n+" "+portlist.getString(string));

                if (sinfo!=null)  newnode.add(new DefaultMutableTreeNode(sinfo));
                model.insertNodeInto(newnode,root,root.getChildCount());
       //         newnode.add(new DefaultMutableTreeNode("kkkk"));
       //显示新结点
                nodes=model.getPathToRoot(newnode);
                tree.makeVisible(new TreePath(nodes));
//                tree.scrollPathToVisible(new TreePath(nodes)); //显示新信息
                s.close();
                }
          catch(java.io.IOException err1){;} //end try s
         if (showlabel!=null) showlabel.setText("scan port at "+n);
         if (scanbar!=null) scanbar.setValue(scanbar.getValue()+1);


      } //end while

   }
   catch (java.io.IOException e1) {System.out.println(e1);}; //rec try end


  }
  void notusefilescan()
  {

    DefaultMutableTreeNode root=(DefaultMutableTreeNode)model.getRoot(); //得到ROOT
    DefaultMutableTreeNode newroot=new DefaultMutableTreeNode(host);
    model.insertNodeInto(newroot,root,root.getChildCount());
    root=newroot;

    for(int n=intfromport;n<inttoport;n++)
    {
          if (runstop==1) return;
    try {
         s=new Socket(host,n);
         s.setSoTimeout(1000);
         BufferedReader rr=new BufferedReader(new InputStreamReader(s.getInputStream()));
         try {  sinfo=rr.readLine();} catch (java.io.IOException errr){sinfo=null;}
//        sinfo=(
             //加新结点
       newnode=new DefaultMutableTreeNode(" "+n);
      // System.out.println("port="+n+" sinfo="+sinfo);
        if (sinfo!=null)  newnode.add(new DefaultMutableTreeNode(sinfo));
        model.insertNodeInto(newnode,root,root.getChildCount());
       //显示新结点
                nodes=model.getPathToRoot(newnode);
                tree.makeVisible(new TreePath(nodes));
//                tree.scrollPathToVisible(new TreePath(nodes)); //显示新信息
       s.close();
        }
    catch(java.io.IOException err1){;}
    if (showlabel!=null) showlabel.setText("hostscan port at "+n);
   //System.out.println(n);
   /* try {sleep(1000);}
    catch (java.lang.InterruptedException err1) {;}
   */
    } //end for
  }
  public void run()
  {
  if (bstart!=null) bstart.setEnabled(false);
  if (bstop!=null) bstop.setEnabled(true);

  if (usefile==0)   {notusefilescan();}
  else {usefilescan();}
  if (bstart!=null) bstart.setEnabled(true);
  if (bstop!=null) bstop.setEnabled(false);
  runstop=1;
  }
}