private void addLineNumber ( BitSet lineNumbers ) { LineNumberTable lnt = getCode ( ) . getLineNumberTable ( ) ; if ( lnt == null ) { lineNumbers . set ( 0 ) ; } else { int line = lnt . getSourceLine ( getPC ( ) ) ; if ( line < 0 ) { lineNumbers . set ( lineNumbers . size ( ) ) ; } else { lineNumbers . set ( line ) ; } } }
add the current line number to a set of line numbers