# Hierarchy For Package cascading.flow.planner.rule.elementexpression

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - cascading.flow.planner.iso.expression.ElementExpression (implements cascading.flow.planner.iso.expression.Expression<Type>)
    - cascading.flow.planner.iso.expression.OrElementExpression
      - cascading.flow.planner.rule.elementexpression.BoundariesElementExpression
      - cascading.flow.planner.rule.elementexpression.GroupOrMergeElementExpression
      - cascading.flow.planner.rule.elementexpression.TapOrBoundaryElementExpression