Source of StaticCharMethods2.java


  1: // Fig. 29.16: StaticCharMethods2.java
  2: // Static Character conversion methods.
  3: import java.util.Scanner;
  4: 
  5: public class StaticCharMethods2 
  6: {
  7:    // create StaticCharMethods2 object execute application
  8:    public static void main( String args[] )
  9:    {
 10:       Scanner scanner = new Scanner( System.in );
 11: 
 12:       // get radix
 13:       System.out.println( "Please enter a radix:" );
 14:       int radix = scanner.nextInt();
 15: 
 16:       // get user choice
 17:       System.out.printf( "Please choose one:\n1 -- %s\n2 -- %s\n",
 18:          "Convert digit to character", "Convert character to digit" );
 19:       int choice = scanner.nextInt(); 
 20: 
 21:       // process request
 22:       switch ( choice )
 23:       {
 24:          case 1: // convert digit to character
 25:             System.out.println( "Enter a digit:" );
 26:             int digit = scanner.nextInt();
 27:             System.out.printf( "Convert digit to character: %s\n",
 28:                Character.forDigit( digit, radix ) );
 29:             break;
 30: 
 31:          case 2: // convert character to digit
 32:             System.out.println( "Enter a character:" );
 33:             char character = scanner.next().charAt( 0 );
 34:             System.out.printf( "Convert character to digit: %s\n",
 35:                Character.digit( character, radix ) );
 36:             break;
 37:       } // end switch
 38:    } // end main
 39: } // end class StaticCharMethods2
 40: 
 41: /**************************************************************************
 42:  * (C) Copyright 1992-2005 by Deitel & Associates, Inc. and               *
 43:  * Pearson Education, Inc. All Rights Reserved.                           *
 44:  *                                                                        *
 45:  * DISCLAIMER: The authors and publisher of this book have used their     *
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 47:  * development, research, and testing of the theories and programs        *
 48:  * to determine their effectiveness. The authors and publisher make       *
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 50:  * programs or to the documentation contained in these books. The authors *
 51:  * and publisher shall not be liable in any event for incidental or       *
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 54:  *************************************************************************/