question: public String encoded ( ) { StringBuilder buf = new StringBuilder ( ) ; buf . append ( getName ( ) ) ; buf . append ( '|' ) ; buf . append ( getValue ( ) ) ; if ( getOperator ( ) != Operator . HAS ) { buf . append ( '|' ) ; buf . append ( getOperator ( ) ) ; } return buf . toString ( ) ; }
target:  This method returns an encoded form for the property criteria.