question: private void name ( StringBuilder builder ) { String name = type . getName ( ) ; if ( name != null ) { builder . append ( '@' ) ; builder . append ( name ) ; builder . append ( '(' ) ; } }
target:  This is used to build a string from the annotation. The string produces adheres to the typical string representation of a normal annotation. This ensures that an exceptions that are thrown with a string representation of the annotation are identical to those thrown with a normal annotation.