com.mattunderscore.trees.walkers

Class IntegerSummingWalker

java.lang.Object

com.mattunderscore.trees.traversal.DefaultWalker<Integer>

com.mattunderscore.trees.walkers.IntegerSummingWalker

All Implemented Interfaces:

Walker<Integer>, SummingWalker<Integer>

@Stateful
 @SingleUse
public final class IntegerSummingWalker
extends DefaultWalker<Integer>
implements SummingWalker<Integer>

Implementation of SummingWalker for Integers.

Author:

Matt Champion on 31/08/2015

Constructor Summary

Constructors

Constructor and Description
IntegerSummingWalker()

Method Summary

Modifier and Type	Method and Description
Integer	getValue()
boolean	onNext(Integer node) Invoked for each element.

Methods inherited from class com.mattunderscore.trees.traversal.DefaultWalker

onCompleted, onEmpty

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.mattunderscore.trees.traversal.Walker

onCompleted, onEmpty

Constructor Detail

IntegerSummingWalker

public IntegerSummingWalker()

Method Detail

onNext

public boolean onNext(Integer node)

Description copied from interface: Walker

Invoked for each element.

Specified by:

onNext in interface Walker<Integer>

Overrides:

onNext in class DefaultWalker<Integer>

Parameters:

node - The element

Returns:

true if the walker should continue to the next element

getValue

public Integer getValue()

Specified by:

getValue in interface SummingWalker<Integer>

Returns:

The summed value