rdr.core
Class Node

java.lang.Object
  rdr.core.Node

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

BinaryTreeNode, NTreeNode

public abstract class Node
extends java.lang.Object
implements java.io.Serializable

An abstract Node class When implementing a Node style object for a particular method, extend this if at all possible.

Author:

Ivan Bindoff

See Also:

Serialized Form

Field Summary

Classification	classification
int	id
Rule	rule

Constructor Summary

Node(int id)
Instanciate a node - auto sets the next nodeID

Method Summary

Classification	getClassification()
abstract int	getDepth() Returns the depth of a branch of the knowledge base.
int	getId() Fetch the node's id
abstract int	getNumChildren()
Rule	getRule()
void	setClassification(Classification c) Set the node's classification
void	setId(int id) Set the node's id WARNING: If you use this method you might upset the node numbering and thus indexing.
void	setRule(Rule r) Set the node's rule
java.lang.String	toString() Convert the node to readable text

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

classification

public Classification classification

rule

public Rule rule

id

public int id

Constructor Detail

Node

public Node(int id)

Instanciate a node - auto sets the next nodeID

Method Detail

getClassification

public Classification getClassification()

Returns:

the classification of this node

getRule

public Rule getRule()

Returns:

the rule of this node

toString

public java.lang.String toString()

Convert the node to readable text

Overrides:

toString in class java.lang.Object

setClassification

public void setClassification(Classification c)

Set the node's classification

Parameters:

c - the classification

setRule

public void setRule(Rule r)

Set the node's rule

Parameters:

r - the rule

getId

public int getId()

Fetch the node's id

Returns:

id

setId

public void setId(int id)

Set the node's id WARNING: If you use this method you might upset the node numbering and thus indexing.

Parameters:

id - the id

getDepth

public abstract int getDepth()

Returns the depth of a branch of the knowledge base. This should be overriden.

Returns:

the depth of the branch

getNumChildren

public abstract int getNumChildren()