scripting/java/example/GLPsearch.java

   1
   2 import java.awt.*;
   3 import java.awt.event.*;
   4 import javax.swing.*;
   5 import java.net.URL;
   6 import java.net.*;
   7 import java.io.*;
   8 import com.easysw.cups.*;
   9
  10 public class GLPsearch extends Thread
  11 {
  12     String       localHostName      = null;
  13     String       localHostIP        = null;
  14     String       localSubNet        = null;
  15     InetAddress  localHostAddress   = null;
  16
  17     private      int current_octet  = 1;
  18     private      int count          = 0;
  19     private      int thread_num     = 0;
  20     private      boolean is_done    = false;
  21     private      boolean is_completed  = false;
  22
  23
  24     // Constructor
  25     public GLPsearch( int t_num )
  26     {
  27       thread_num = t_num;
  28       try
  29       {
  30         localHostAddress = InetAddress.getLocalHost();
  31       }
  32       catch (UnknownHostException e)
  33       {
  34       }
  35       localHostName    = localHostAddress.getHostName();
  36       // localHostIP      = localHostAddress.getHostAddress();
  37       localHostIP = "192.168.1.100";
  38       int i = localHostIP.lastIndexOf(".");
  39       localSubNet      = localHostIP.substring(0,i);
  40     }
  41
  42
  43
  44     // Constructor
  45     public GLPsearch(int t_num, String subnet)
  46     {
  47       thread_num = t_num;
  48       try
  49       {
  50         localHostAddress = InetAddress.getLocalHost();
  51       }
  52       catch (UnknownHostException e)
  53       {
  54       }
  55       localHostName    = localHostAddress.getHostName();
  56       localHostIP      = localHostAddress.getHostAddress();
  57       localSubNet      = subnet;
  58     }
  59
  60
  61     public void run()
  62     {
  63         Cups   cups = null;
  64         String host = "";
  65         String test = "";
  66         InetAddress  lookupAddress;
  67         URL    u    = null;
  68
  69         is_done = false;
  70         for (int x = thread_num+1; x < 255 && !is_done; x += 8 )
  71         {
  72            count++;
  73            current_octet = x;
  74            host = localSubNet + "." + x;
  75            try
  76            {
  77              u    = new URL("http://" + host + ":631/printers");
  78              cups = new Cups(u);
  79              cups.setUser(GLPvars.cupsUser);
  80              cups.setPasswd(GLPvars.cupsPasswd);
  81
  82              test = cups.cupsGetDefault();
  83              if ((test != null) && (test.length() > 0))
  84              {
  85                lookupAddress = InetAddress.getByName(host);
  86                GLPvars.addToServerList(lookupAddress.getHostName());
  87              }
  88              else
  89              {
  90              }
  91            }
  92            catch (IOException e)
  93            {
  94            }
  95         }
  96         if (!is_done)
  97           is_completed = true;
  98         is_done = true;
  99     }
 100
 101     public void interrupt()
 102     {
 103         is_done = true;
 104     }
 105
 106     public boolean completed()
 107     {
 108         return(is_completed);
 109     }
 110
 111     public boolean done()
 112     {
 113         return(is_done);
 114     }
 115
 116     public int getValue()
 117     {
 118         return(count);
 119     }
 120
 121 }