program.java

this program use to show LL1

    firstOFRightSideRule.clear();
    FolowSet.clear();
    FB.clear();
    EO.clear();
    DEO.clear();
    FDB.clear();
  }
  catch (Exception ex) {
  }

 }



 //-----------------------------------------------------------------------------

  void jTextArea1_keyTyped(KeyEvent e) {

  }

  void jTextArea1_keyPressed(KeyEvent e) {
  if(e.getKeyCode()==e.VK_ENTER)
  {
   // nom_of_roles++ ;
  }

}

public static void main(String arg[]){
JDialog.setDefaultLookAndFeelDecorated(true);
    JFrame.setDefaultLookAndFeelDecorated(true);
   // com.incors.plaf.alloy.AlloyLookAndFeel.setProperty("alloy.licenseCode", "2004/05/19#[e-mail]#bu9ent#1a193l");
    /*try {
       //  javax.swing.LookAndFeel alloyLnF = new com.incors.plaf.alloy.AlloyLookAndFeel();
        // javax.swing.UIManager.setLookAndFeel(alloyLnF);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {}*/
 Program fr= new Program() ;

 fr.setVisible(true);

 System.out.print("LL(1) Grammer Starting.....");


}

  void jButton1_actionPerformed(ActionEvent e)
  {
    GetRules();
    step1();
    step2();
    step3();
    step4();
    GetRules();
    setNullableRule();
    step5();
    step6();
    step7();
    step8();
    step9();
    step10();
    step11();
    step12();
  }

  void jMenuItem2_actionPerformed(ActionEvent e) {
      FileDialog saveFile = new FileDialog(this , "Save File ");
      saveFile.setMode(FileDialog.SAVE);
      saveFile.show(true);
      String filename = saveFile.getFile();
      try {
        try {
          File file = new File(filename);
          FileWriter fileOutput = new FileWriter(file);
          StringBuffer buf = new StringBuffer();
          StringTokenizer tokinizer = new StringTokenizer(jTextArea2.getText(),"\n");
          //System.out.print(tokinizer.countTokens());


          while(tokinizer.hasMoreTokens())
        {
           fileOutput.write(tokinizer.nextToken());

            fileOutput.write("\n");

         }

          fileOutput.close();
          saveFile.show(false);

        }
        catch ( FileNotFoundException ex) {
        }


      }
      catch (IOException ex1) {
      }

    }

  void step_1_actionPerformed(ActionEvent e) {
   jTextArea2.setText(" ");
   jScrollPane1.setVisible(true);
    out.setVisible(true);
    GetRules();
    step1();
    step_2.setEnabled(true);step_1.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
//    ash6.setVisible(true);
//ash7.setVisible(false);
  }

  void step_4_actionPerformed(ActionEvent e) {
//jTextArea2.setText(" ");
step4();
step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(true);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
//    ash6.setVisible(true);ash7.setVisible(false);
  }
  void exit_actionPerformed(ActionEvent e)
          {

          System.out.println("Exiting,please wait....");
          System.out.println("Shut down complete ,thank you.");
          System.exit(0);
          }

  void step_5_actionPerformed(ActionEvent e) {
    //jTextArea2.setText(" ");
    GetRules();
        setNullableRule();
        step5();
    step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_6.setEnabled(true);step_5.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
//    ash6.setVisible(true);ash7.setVisible(false);

  }

  void step_2_actionPerformed(ActionEvent e) {
   //jTextArea2.setText(" ");
    step2();
    step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(true);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
//    ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_3_actionPerformed(ActionEvent e) {
  //jTextArea2.setText(" ");
    step3();
    step_1.setEnabled(false);step_2.setEnabled(false);
    step_4.setEnabled(true);step_3.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
//    ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_7_actionPerformed(ActionEvent e) {
  //jTextArea2.setText(" ");
    step7();
    step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_8.setEnabled(true);step_7.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
   // ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_6_actionPerformed(ActionEvent e) {
 //jTextArea2.setText(" ");
    step6();
    step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(true);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
    //ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_8_actionPerformed(ActionEvent e) {
//jTextArea2.setText(" ");
 step8();
 step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(true);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
   // ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_9_actionPerformed(ActionEvent e) {
//jTextArea2.setText(" ");
step9();
step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_10.setEnabled(true);step_9.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
    //ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_10_actionPerformed(ActionEvent e) {
//jTextArea2.setText(" ");
step10();
step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(true);step_12.setEnabled(false);
   // ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_11_actionPerformed(ActionEvent e) {
//jTextArea2.setText(" ");
step11();
step_1.setEnabled(false);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_12.setEnabled(true);step_11.setEnabled(false);
   // ash6.setVisible(true);ash7.setVisible(false);
  }

  void step_12_actionPerformed(ActionEvent e) {
//jTextArea2.setText(" ");
step12();
step_1.setEnabled(true);step_2.setEnabled(false);
    step_3.setEnabled(false);step_4.setEnabled(false);
    step_5.setEnabled(false);step_6.setEnabled(false);
    step_7.setEnabled(false);step_8.setEnabled(false);
    step_9.setEnabled(false);step_10.setEnabled(false);
    step_11.setEnabled(false);step_12.setEnabled(false);
   // ash6.setVisible(true);ash7.setVisible(true);
  }

  void open_actionPerformed(ActionEvent e) {
    FileDialog openFile = new FileDialog(this , " Open File");
    openFile.setMode(FileDialog.LOAD);
    openFile.show(true);
    String filename = openFile.getFile();
    try {
      try {
        File file = new File(filename);
        FileReader fileinput = new FileReader(file);
        StringBuffer str = new StringBuffer() ;
        BufferedReader bufreader = new BufferedReader(fileinput);

       while(bufreader.readLine().matches("end")!= true)
       {
         str.append(bufreader.readLine()) ;


       }

       jTextArea1.append(str+"\n");

       fileinput.close();
        openFile.show(false);

      }
      catch ( FileNotFoundException ex) {
      }


    }
    catch (IOException ex1) {
    }

  }
}

class Program_jTextArea1_keyAdapter extends java.awt.event.KeyAdapter {
  Program adaptee;

  Program_jTextArea1_keyAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void keyTyped(KeyEvent e) {
    adaptee.jTextArea1_keyTyped(e);
  }
  public void keyPressed(KeyEvent e) {
    adaptee.jTextArea1_keyPressed(e);
  }
}

class Program_jMenuItem2_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_jMenuItem2_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.jMenuItem2_actionPerformed(e);
  }
}

class Program_step_1_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_1_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_1_actionPerformed(e);
  }
}

class Program_step_4_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_4_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_4_actionPerformed(e);
  }
}

class Program_step_5_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_5_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_5_actionPerformed(e);
  }
}

class Program_step_2_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_2_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_2_actionPerformed(e);
  }
}

class Program_step_3_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_3_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_3_actionPerformed(e);
  }
}

class Program_step_7_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_7_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_7_actionPerformed(e);
  }
}

class Program_step_6_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_6_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_6_actionPerformed(e);
  }
}

class Program_step_8_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_8_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_8_actionPerformed(e);
  }
}

class Program_step_9_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_9_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_9_actionPerformed(e);
  }
}

class Program_step_10_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_10_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_10_actionPerformed(e);
  }
}

class Program_step_11_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_11_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_11_actionPerformed(e);
  }
}

class Program_step_12_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_step_12_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.step_12_actionPerformed(e);
  }
}
class Program_exit_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_exit_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.exit_actionPerformed(e);
  }
}

class Program_open_actionAdapter implements java.awt.event.ActionListener {
  Program adaptee;

  Program_open_actionAdapter(Program adaptee) {
    this.adaptee = adaptee;
  }
  public void actionPerformed(ActionEvent e) {
    adaptee.open_actionPerformed(e);
  }
}