question: public static String of ( String classname ) { if ( classname . equals ( "void" ) ) return "V" ; else if ( classname . equals ( "int" ) ) return "I" ; else if ( classname . equals ( "byte" ) ) return "B" ; else if ( classname . equals ( "long" ) ) return "J" ; else if ( classname . equals ( "double" ) ) return "D" ; else if ( classname . equals ( "float" ) ) return "F" ; else if ( classname . equals ( "char" ) ) return "C" ; else if ( classname . equals ( "short" ) ) return "S" ; else if ( classname . equals ( "boolean" ) ) return "Z" ; else return "L" + toJvmName ( classname ) + ";" ; }
target:  Converts to a descriptor from a Java class name