package Analyze.Filter ;

import javax.swing.* ;  // This is only for filters that popup windows,
import java.util.Locale ;
import java.util.Vector ;
//==============================================================================
/**
 *  <b>FilterInterface-compatible conversion of bytes to 32 character 
 *     alphanumeric alphabet (a-z, 2-7), other bytes are ignored.</b> 
 */
//==============================================================================
public class Alphanumeric32 extends FilterCore implements FilterInterface {

String Name = "Alphanumeric32" ;
String Description = 
    "Bytes converted to special 32 character alphanumeric alphabet (a-z, 2-7), "
    + "other bytes are ignored." ;
int AlphabetSize = 32 ;
//-----------------------------------------------------------------------------
/**
 *  FilterInterface-compatible conversion of bytes to 32 character 
 *     alphanumeric alphabet (a-z, 2-7), other bytes are ignored. 
 */
public Alphanumeric32(){
    super() ;
    super.Name = Name ;
    super.Description = Description ;
    super.AlphabetSize = AlphabetSize ;
    }
//-----------------------------------------------------------------------------
/**
*  Gets the filtered output array.
*
*  @return Object[] containing objects filtered from InputArray. 
*/
public Vector getVector(){
 
// Demonstration of completely optional possibility of poping up windows,
// based on the Frame F set by the setFrame command.  The method setFrame()
// is called before even the setArray method is called.

    JOptionPane jop = new JOptionPane("This is a demonstration of a filter popping up a window.",
        JOptionPane.INFORMATION_MESSAGE ) ;
    JDialog jd = jop.createDialog(F, "Demonstration of filter JDialog") ;
    jd.show() ;
    
    Vector ObjectVector = new Vector() ;
    for (int k = 0; k < Length; k++){
        short shrt = (short) Input[k] ;
        char c = (char) shrt ;
        c = Character.toLowerCase(c) ;
        if (Character.isLetter(c) | Character.isDigit(c)){
            if (( c != '0') & (c != '1') & (c != '8') & (c != '9')){
                ObjectVector.add((Object) new Character(c) ) ;
                }
            }
        }
    return ObjectVector ;
    }
//-----------------------------------------------------------------------------
//  end of class
}
//==============================================================================
//==============================================================================