Package org.apache.jena.sparql.algebra.walker

Interface Summary

Interface	Description
ExprVisitorFunction	Convert all visit calls on the expressions in a call to a generic visit operation for expression functions
OpVisitorByType	A visitor helper that maps all visits to a few general ones.
OpVisitorByTypeAndExpr	A visitor helper that maps all visits to a few general ones.

Class Summary

Class	Description
ApplyTransformVisitor	Apply the Transform, ExprTransform Works in conjunction with WalkerVisitor.
ElementWalker_New	An element visitor that walks the graph pattern tree for one query level.
ElementWalker_New.EltWalker
Walker	Walk algebra, Ops and Exprs.
WalkerVisitor	Walk algebra and expressions
WalkerVisitorSkipService	Walk algebra and expressions, but don't walk into SERVICE
WalkerVisitorVisible	Walk algebra Do project, don't walk into it.