public DefaultRefactoringDescriptor(final String id,final String project,final String description,final String comment,final Map arguments,final int flags){
  super(id,project,description,comment,flags);
  Assert.isNotNull(arguments);
  fArguments=Collections.unmodifiableMap(new HashMap(arguments));
}

public DefaultRefactoringDescriptor ( final String id , final String project , final String description , final String comment , final Map arguments , final int flags ) { super ( id , project , description , comment , flags ) ; Assert . isNotNull ( arguments ) ; fArguments = Collections . unmodifiableMap ( new HashMap ( arguments ) ) ; }
creates a new default refactoring descriptor .
