import java.net.*;
import java.io.*;
import java.lang.Thread ;

public class URLFork implements Runnable   {

public  String url     ;
public  int  alive     ; 
public  String sts= "OK"      ;  
public  String m_ErrorInfo="" ;
public  int rTime  = 0 ;  
public  int cTime  = 0 ;
public  ByteArrayOutputStream m_bais =null ;
public  int rCode=0 ;
public  HttpURLConnection proConn =null ; 

public URLFork(String url) 
	{
		this.url = url     ;
		this.alive=0       ;
		this.sts="OK"      ;
		this.m_ErrorInfo="";
		this.m_bais =null  ;
		this.proConn = null;
	}
public URLFork(String url,int l_cTime,int l_rTime) 
	{
		this.url = url     ;
		this.alive=0       ;
		this.sts="OK"      ;
		this.m_ErrorInfo="";
		this.m_bais =null  ;
		this.proConn = null;
		this.cTime=l_cTime ; 
		this.rTime=l_rTime ; 
		this.rCode=0;
	}
	
public void setReadTimeOut(int l_rTime) 
{
this.rTime=l_rTime;
}

public void setConnectTimeOut(int l_cTime) 
{
this.cTime=l_cTime;
}		
	
public void startfork() {
this.alive=1            ; 
new Thread(this).start();
}       
	
public void run() {

    try {
	        alive=1   ; 
            URL proreports = new URL(url);
            proConn = (HttpURLConnection) proreports.openConnection();
			if (this.cTime>0)  proConn.setConnectTimeout(this.cTime);
            if (this.rTime>0)  proConn.setReadTimeout(this.rTime)   ;
            
			this.rCode=proConn.getResponseCode();
            //System.out.println(proConn.getReadTimeOut());
			DataInputStream dis =null ;
            if (this.rCode!=proConn.HTTP_OK)
				   dis = new DataInputStream(proConn.getErrorStream());
			   else
				   dis = new DataInputStream(proConn.getInputStream());
            m_bais = new ByteArrayOutputStream(); 
         
            byte[] byteChunk = new byte[4096];  
            int n; 
			
            while ( (n = dis.read(byteChunk)) > 0 ) { 
               m_bais.write(byteChunk, 0, n); 
             } 
           
            dis.close();
			alive=0;
			
        } catch (MalformedURLException me) {
		    alive=0 ;
			sts="ERROR" ;
			if (this.rCode==0) this.rCode=-1;
		    //this.m_bais =null  ;
            m_ErrorInfo="MalformedURLException: " + me.getMessage();
        } catch (IOException ioe) {
		    alive=0 ;
			sts="ERROR" ;
			if (this.rCode==0) this.rCode=-2;
		    //this.m_bais =null  ;
            m_ErrorInfo="IOException: " + ioe.getMessage();
        } catch (Exception e) {
		    alive=0 ;
			sts="ERROR" ; 
			if (this.rCode==0) this.rCode=-3;
			//this.m_bais =null  ;
            m_ErrorInfo="Exception: " + e.getMessage();
        }

}	

 public String getHeaderField(String n)
 {
	return this.proConn.getHeaderField(n); 
 }
 
 public byte[] getOutput()
  {
  if (this.m_bais==null) return new String("").getBytes();
  return this.m_bais.toByteArray();
  }
  
  public byte[] getBytes()
  {
  if (this.m_bais==null) return new String("").getBytes();	  
  return this.m_bais.toByteArray();
  }

public String getErrInfo()
  {
   return this.m_ErrorInfo ;
  } 
  
public String getStatus()
  {
   return this.sts ;
  }  
public int getResponseCode()
{
   return this.rCode;
}	
  
public int isForkAlive()
{
return this.alive ;
}

  public static void main(String[] args)
  {
    System.out.println("URLFork v.1.3");
  }


}