checklinks.java

is a URL check link system

import java.awt.*;   
import javax.swing.*;   
import java.net.*;   
import java.io.*;   
import java.util.*;   
   

public class CheckLinks extends JFrame { 
      
  JLabel label1 = new JLabel();   
  JLabel label2=new JLabel();   
  JLabel label3=new JLabel();   
  JLabel label4=new JLabel();   
  JLabel label5=new JLabel();   
  JLabel lblStartTime=new JLabel();   
  JLabel lblProcessTime=new JLabel();   
  JLabel lblProcessSpeed=new JLabel();   
  JButton begin = new JButton(); 
  
  JTextField url = new JTextField("http://google.com");    
  Choice chcDepth=new Choice();  
  JTextField txtFileType=new JTextField("text/");  
  Choice chcFileSize=new Choice();    
      
  JScrollPane errorScroll =new JScrollPane();
  JScrollPane inUrlScroll =new JScrollPane();
  JScrollPane ioutUrlScroll =new JScrollPane();   
 
  JTextArea inURL=new JTextArea();      
  JTextArea outURL=new JTextArea();       
  JTextArea errors = new JTextArea();     
  JLabel current = new JLabel();   
  JLabel inUrlLinksLabel=new JLabel();     
  JLabel outUrlLinksLabel=new JLabel();     
  JLabel goodLinksLabel = new JLabel();     
  JLabel badLinksLabel = new JLabel(); 
  
  protected Thread backgroundThread;   
  
  protected URL base;  
  
  protected int intWebDepth=0;    
  protected int intWebSize=0;      
  protected String strWebType;     
  protected int intInUrl=0;         
  protected int intOutUrl=0;       
  protected int badLinksCount = 0;   
  protected int goodLinksCount = 0;   
  protected int intStartTime;       
  protected int intNowTime;           
  protected int intProcessTime;      
  protected float fltN=100f;        
  protected String strStartTime;      
    
        
  protected Collection ErrorUrl = new ArrayList(3);        
  protected Collection InUrl = new ArrayList(3);           
  protected Collection OutUrl = new ArrayList(3);           
  protected Collection UrlCollection = new ArrayList(3);   
   
  public CheckLinks()   
  {   
    //{{INIT_CONTROLS    
    setTitle("                    check link");   
    getContentPane().setLayout(null);   
    setSize(405,650);   
    setVisible(false);   
    label1.setText("Enter a URL:");   
    getContentPane().add(label1);   
    label1.setBounds(12,12,84,12);   
    label2.setText("For example: http//www.scut.edu.cn");   
    getContentPane().add(label2);   
    label2.setBounds(108,12,288,12);   
    begin.setText("Begin");   
    begin.setActionCommand("Begin");   
    getContentPane().add(begin);   
    begin.setBounds(12,36,84,24);   
    getContentPane().add(url);   
    url.setBounds(108,36,288,24);   
    label3.setText("Depth");                     
    getContentPane().add(label3);               
    label3.setBounds(12,65,35,20);               
    chcDepth.add("  20 ");                      
    chcDepth.add("  30 ");                 
    chcDepth.add("  40 ");                 
    chcDepth.add("  50 ");                     
    chcDepth.add("  60 ");                    
    getContentPane().add(chcDepth);             
    chcDepth.setBounds(53,65,60,20);              
    label4.setText("FileType");                 
    getContentPane().add(label4);             
    label4.setBounds(123,65,70,20);            
    getContentPane().add(txtFileType);         
    txtFileType.setBounds(194,65,50,20);         
    label5.setText("FileSize");                
    getContentPane().add(label5);                
    label5.setBounds(255,65,70,20);            
    chcFileSize.add("40 K");                     
    chcFileSize.add("50 K");                   
    chcFileSize.add("60 K");                  
    chcFileSize.add("20 K");                    
    chcFileSize.add("30 K");                    
    getContentPane().add(chcFileSize);          
    chcFileSize.setBounds(326,65,55,20);        
    lblStartTime.setText("StartTime:"+strStartTime);       
    getContentPane().add(lblStartTime);                  
    lblStartTime.setBounds(12,87,330,12);                
    current.setText("Currently Processing: ");   
    getContentPane().add(current);   
    current.setBounds(12,105,384,12);   
    badLinksLabel.setText("Bad Links: 0");   
    getContentPane().add(badLinksLabel);   
    badLinksLabel.setBounds(12,123,192,12);   
    goodLinksLabel.setText("Good Links: 0");   
    getContentPane().add(goodLinksLabel);   
    goodLinksLabel.setBounds(220,123,192,12);   
    errorScroll.setAutoscrolls(true);   
    errorScroll.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);   
    errorScroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);   
    errorScroll.setOpaque(true);   
    getContentPane().add(errorScroll);   
    errorScroll.setBounds(12,140,384,146);   
    errors.setEditable(false);   
    errorScroll.getViewport().add(errors);   
    errors.setBounds(0,0,366,138);   
    lblProcessTime.setText("ProcessTime:0");         
    getContentPane().add(lblProcessTime);            
    lblProcessTime.setBounds(12,292,150,12);         
    lblProcessSpeed.setText("ProcessSpeed:0");       
    getContentPane().add(lblProcessSpeed);           
    lblProcessSpeed.setBounds(190,292,150,12);       
    inUrlLinksLabel.setText("inUrlLinks: 0");   
    getContentPane().add(inUrlLinksLabel);   
    inUrlLinksLabel.setBounds(12,309,192,12);   
    inUrlScroll.setAutoscrolls(true);   
    inUrlScroll.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);   
    inUrlScroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);   
    inUrlScroll.setOpaque(true);   
    getContentPane().add(inUrlScroll);   
    inUrlScroll.setBounds(12,325,384,146);   
    inURL.setEditable(false);   
    inUrlScroll.getViewport().add(inURL);   
    inURL.setBounds(0,0,366,138);   

    outUrlLinksLabel.setText("outUrlLinks: 0");   
    getContentPane().add(outUrlLinksLabel);   
    outUrlLinksLabel.setBounds(12,476,192,12);   
    ioutUrlScroll.setAutoscrolls(true);   
    ioutUrlScroll.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_ALWAYS);   
    ioutUrlScroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);   
    ioutUrlScroll.setOpaque(true);   
    getContentPane().add(ioutUrlScroll);   
    ioutUrlScroll.setBounds(12,492,384,146);   
    outURL.setEditable(false);   
    ioutUrlScroll.getViewport().add(outURL);   
    outURL.setBounds(0,0,366,138);   
    }}    
      
      
    SymAction lSymAction = new SymAction();   
    begin.addActionListener(lSymAction);      
  }    
  static public void main(String args[])   
  {   
    (new CheckLinks()).setVisible(true);   
       
  }  
  public void addNotify()   
  {   
     
    Dimension size = getSize();   
   
    super.addNotify();   
   
    if ( frameSizeAdjusted )   
      return;   
    frameSizeAdjusted = true;   
   
    Insets insets = getInsets();   
    javax.swing.JMenuBar menuBar = getRootPane().getJMenuBar();   
    int menuBarHeight = 0;   
    if ( menuBar != null )   
      menuBarHeight = menuBar.getPreferredSize().height;   
    setSize(insets.left + insets.right + size.width, insets.top +   
                          insets.bottom + size.height +    
                          menuBarHeight);   
  }   
   
 
  class SymAction implements java.awt.event.ActionListener {   
    public void actionPerformed(java.awt.event.ActionEvent event)   
    {   
      Object object = event.getSource();   
      if ( object == begin ){   
        strStartTime=(new Date()).toString();     
        intStartTime=(new Date()).getHours()*3600+(new Date()).getMinutes()*60+(new Date()).getSeconds();   
        begin_actionPerformed(event);       
        intWebDepth=chcDepth.getSelectedIndex();      
        intWebSize=chcFileSize.getSelectedIndex();       
        strWebType=txtFileType.getText();   
        }   
    }   
  }
}