question: public AttributeInfo copy ( ConstPool newCp , Map classnames ) { Copier copier = new Copier ( info , constPool , newCp , classnames ) ; try { copier . parameters ( ) ; return new ParameterAnnotationsAttribute ( newCp , getName ( ) , copier . close ( ) ) ; } catch ( Exception e ) { throw new RuntimeException ( e . toString ( ) ) ; } }
target:  Copies this attribute and returns a new copy.