/*
  Author  : Michael Robinson
  Program : swithClassInt.java
  Purpose : To present the switch statement using char 
            as data input.
            NOTE:
            switch does not allow for comparision
            evaluations ( =, >=, ,=, etc)            
  Updated : Jan 29, 2099
*/


import java.util.Scanner;


public class switchClassInt
{
    public static void switchOne()
 //using numbers
    {
        String label = "\n Enter your grade (70, 80, 90" +
                       " to pass the class or 0 to exit) : ";
              
        int grade = 999;
            
        System.out.print( label );
                
        //request input from user

        Scanner keyboard = new Scanner(System.in); 
              
        //convert input to int data type
        grade = (int)keyboard.nextInt(); 
                      
        while( grade != 0 ) 
        {      
            switch(grade) //execute switch using the grade entered 
            {   
                case 90:  //if grade = 90
     	                  System.out.println( "\n You obtained " +                            
                          "grade, A range" );
     	                  break; //terminate loop
                  
     	        case 80:  //if grade = 80
     	                  System.out.println( "\n You obtained " +                            
                          "grade, B range" );
     	                  break; //terminate loop
                         
                case 70:  //if grade = 70
     	                  System.out.println( "\n You obtained " +                            
                          "grade, C range" );
     	                  break; //terminate loop
                        
                default:  //else 
                          System.out.print( "\n Please re-enter grade" );
     	                  
     	  }//end switch

          System.out.print( label );
                  
    	    
          //convert input to int data type
 
    	  grade = (int)keyboard.nextInt(); 
                    	 
        }//end while(grade !=0)	
               
    }//end public static void switchOne()

    
    public static void main( String arg[] )
    {
        switchOne();

        System.out.println( "\n\tEnd of Program" );        

    }//end public static void main( String arg[] )


}//end public class switchClass