stream.data.tree

Class CountLeaves

java.lang.Object

stream.AbstractProcessor

stream.data.tree.AbstractTreeFeature

stream.data.tree.CountLeaves

All Implemented Interfaces:

TreeFeature, Processor, StatefulProcessor

public class CountLeaves
extends AbstractTreeFeature

Field Summary

Fields inherited from class stream.data.tree.AbstractTreeFeature

id, keys, missingValue

Fields inherited from class stream.AbstractProcessor

context

Constructor Summary

Constructors

Constructor and Description
CountLeaves()

Method Summary

Modifier and Type	Method and Description
Serializable	compute(TreeNode tree)
String	createFeatureKey(String inputKey)
Integer	getNumberOfLeaves(TreeNode tree)
protected Integer	max(Collection<Integer> input)

Methods inherited from class stream.data.tree.AbstractTreeFeature

getId, getKeys, getMissing, process, processTree, setId, setKeys, setMissing

Methods inherited from class stream.AbstractProcessor

finish, init, resetState

Methods inherited from class java.lang.Object

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

Constructor Detail

CountLeaves

public CountLeaves()

Method Detail

createFeatureKey

public String createFeatureKey(String inputKey)

Specified by:

createFeatureKey in interface TreeFeature

Overrides:

createFeatureKey in class AbstractTreeFeature

See Also:

TreeFeature.createFeatureKey(java.lang.String)

compute

public Serializable compute(TreeNode tree)

Specified by:

compute in interface TreeFeature

Specified by:

compute in class AbstractTreeFeature

getNumberOfLeaves

public Integer getNumberOfLeaves(TreeNode tree)

max

protected Integer max(Collection<Integer> input)