Interface ExpressionVisitor


  • public interface ExpressionVisitor
    Visitor with visit methods to be called by Expression.accept(…).

    Please note that a generic visit( Expression ) entry point has not been provided, although Expression forms a heirarchy for your convience it is not an open heirarchy. If you need to extend this system please make use of {code Function}, this will allow extention while remaining standards complient.

    It is very common for a single instnace to implement both ExpressionVisitor and FilterVisitor.

    Since:
    GeoAPI 2.0