protected final Class<?> defineClass(String className,byte[] classRep,int offset,int length) throws ClassFormatError {
  return defineClass(className,classRep,offset,length,null);
}

protected final Class < ? > defineClass ( String className , byte [ ] classRep , int offset , int length ) throws ClassFormatError { return defineClass ( className , classRep , offset , length , null ) ; }
constructs a new class from an array of bytes containing a class definition in class file format .
