org.jscience.computing.ai.expertsystem.rete
Class ClassFilterReteNode

java.lang.Object
  org.jscience.computing.ai.expertsystem.rete.ReteNode
      org.jscience.computing.ai.expertsystem.rete.ClassFilterReteNode

public class ClassFilterReteNode
extends ReteNode

A node in the Rete network that is activated if the object belongs to the class it represents. An object of this class is the entry point of the Rete network.

Constructor Summary

ClassFilterReteNode(java.lang.Class classType)
Class constructor.

Method Summary

java.util.List	getClassFilterSuccessors() Returns the successors of this node.
java.lang.Class	getClassType() Returns the class object associated with this node.
void	newObject(java.lang.Object obj) Informs this node that an object has arrived.
void	newObject(java.lang.Object obj, int input) Informs this node that an object has arrived.
java.lang.String	toString() Returns a string representation of this object.

Methods inherited from class org.jscience.computing.ai.expertsystem.rete.ReteNode

addSuccessor, addSuccessor, addSuccessor, getNumberInputs, getNumberOutputs, getSuccessors, propagate

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassFilterReteNode

public ClassFilterReteNode(java.lang.Class classType)

Class constructor.

Parameters:

classType - the class object that indicates which tokens can pass by this node.

Method Detail

getClassType

public java.lang.Class getClassType()

Returns the class object associated with this node.

Returns:

the class object associated with this node.

newObject

public void newObject(java.lang.Object obj)

Informs this node that an object has arrived. As the type check of the objects is being performed at the knowledge base, we will assume that this kind of node will always propagate the objects that arrive at it.

Parameters:

obj - the object that arrived at this node.

newObject

public void newObject(java.lang.Object obj,
                      int input)

Informs this node that an object has arrived. As the type check of the objects is being performed at the knowledge base, we will assume that this kind of node will always propagate the objects that arrive at it.

Specified by:

newObject in class ReteNode

Parameters:

obj - the object that arrived at this node.

input - DOCUMENT ME!

toString

public java.lang.String toString()

Returns a string representation of this object. Useful for debugging.

Overrides:

toString in class java.lang.Object

Returns:

a string representation of this object.

getClassFilterSuccessors

public java.util.List getClassFilterSuccessors()

Returns the successors of this node.

Returns:

the successors of this node.