com.helger.commons.hierarchy.visit

Interface IHierarchyVisitor<DATATYPE>

Type Parameters:

DATATYPE - The data type to be visited

All Known Implementing Classes:

ChildrenProviderHierarchyVisitor

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface IHierarchyVisitor<DATATYPE>

Visitor interface

Author:

Philip Helger

Method Summary

Modifier and Type	Method and Description
void	visit(DATATYPE aStartObject, boolean bInvokeOnStartObject) Visit all objects, starting specified one.

Method Detail

visit

void visit(@Nullable
           DATATYPE aStartObject,
           boolean bInvokeOnStartObject)

Visit all objects, starting specified one.

Parameters:

aStartObject - The object to start from. May be null to indicate the hierarchy root.

bInvokeOnStartObject - true to indicate that the callback should also be invoked on the first element, false to indicate that the callback should only be invoked for the children of the passed element.