switch  ([info characterCollection])
{
case  NSIdentityMappingCharacterCollection:
NSLog( @"NSIdentityMappingCharacterCollection" );
break ;
case  NSAdobeCNS1CharacterCollection:
NSLog( @"NSAdobeCNS1CharacterCollection" );
break ;
case  NSAdobeGB1CharacterCollection:
NSLog( @"NSAdobeGB1CharacterCollection" );
break ;
case  NSAdobeJapan1CharacterCollection:
NSLog( @"NSAdobeJapan1CharacterCollection" );
break ;
case  NSAdobeJapan2CharacterCollection:
NSLog( @"NSAdobeJapan2CharacterCollection" );
break ;
case  NSAdobeKorea1CharacterCollection:
NSLog( @"NSAdobeKorea1CharacterCollection" );
break ;


}