question: return a string representation of this trajectory concode_field_sep List points concode_field_sep Iterator pointIterator concode_elem_sep Point4D lastPoint concode_elem_sep List pointList concode_elem_sep Point4D firstPoint concode_elem_sep boolean isEmpty concode_elem_sep void addPoint
target: String function ( ) { StringBuffer loc0 = new StringBuffer ( "srini_string" ) ; Iterator loc1 = points . iterator ( ) ; while ( loc1 . hasNext ( ) ) { loc0 . append ( loc1 . next ( ) ) ; if ( loc1 . hasNext ( ) ) { loc0 . append ( "srini_string" ) ; } } loc0 . append ( "srini_string" ) ; return loc0 . toString ( ) ; }