用C编写的数据挖掘的相关算法

				package chc;								import java.io.*;				import java.net.*;								public class Sys {				  private String name;				  private int port;				  private boolean occupied = false;				  public boolean checked = true; //this sys is not working if false				  public int strikes = 0;				  private String ID = "";				  				  public Sys(String name, int port) {				    this.name = name;				    this.port = port;				  }								  public String toString() {				    return (name + ":" + CHC.iTS(port));				  }								  public Socket setSocket() {				    Socket result;				    try {				      result = new Socket(name, port);				      ID = result.toString();				    }				    catch (Exception e) {				      result = null;				    }				    occupied = true;				    				    return result;				  }								  public boolean isOccupied() {				    return occupied;				  }  								  public synchronized boolean reset(Socket s) {				    if (s != null) {				      if ( s.toString().equals(ID) ) {				        ID = "";				        occupied = false;				        return true;				      }				      else {				        return false;				      }				    }				    else {				      return false;				    }				  }								  public synchronized void overide() {				    ID = "";				    occupied = false;				  }								  public boolean equals(Sys sys) { 				    if (toString().equals(sys.toString())) {				      return true;				    }				    else {				      return false;				    }				  }				}