zeus.rete
Class ReteFact

java.lang.Object
  zeus.rete.ReteFact

public class ReteFact

extends java.lang.Object

ReteFact is used as an internal store for a fact for processing by the Rete engine.

Field Summary

java.util.Hashtable	data
(package private) java.lang.String	type type of fact - variable, fact?

Constructor Summary

ReteFact(ReteFact t)

ReteFact(java.lang.String type)

Method Summary

ReteFact	duplicate(DuplicationTable table)
ReteFact	duplicate(java.lang.String name, GenSym genSym)
java.lang.String	getType() provide get wrapper for type of fact
(package private) ValueFunction	getValue(java.lang.String attribute)
(package private) java.lang.String[]	listAttributes()
(package private) ValueFunction[]	listValues()
java.lang.String	pprint()
java.lang.String	pprint(int sp)
boolean	resolve(Bindings b) this seems to be called when rete is trying to process a rule
void	setType(java.lang.String type) provide set wrapper for type of fact
void	setValue(java.lang.String attribute, ValueFunction value)
java.lang.String	toString()
(package private) ValueFunction[]	variables()

Methods inherited from class java.lang.Object

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

Field Detail

type

java.lang.String type

type of fact - variable, fact? This is needed to allow extensions of the language

data

public java.util.Hashtable data

Constructor Detail

ReteFact

public ReteFact(java.lang.String type)

ReteFact

public ReteFact(ReteFact t)

Method Detail

setValue

public void setValue(java.lang.String attribute,
                     ValueFunction value)

getValue

ValueFunction getValue(java.lang.String attribute)

listValues

ValueFunction[] listValues()

listAttributes

java.lang.String[] listAttributes()

variables

ValueFunction[] variables()

duplicate

public ReteFact duplicate(java.lang.String name,
                          GenSym genSym)

duplicate

public ReteFact duplicate(DuplicationTable table)

getType

public java.lang.String getType()

provide get wrapper for type of fact

setType

public void setType(java.lang.String type)

provide set wrapper for type of fact

resolve

public boolean resolve(Bindings b)

this seems to be called when rete is trying to process a rule

toString

public java.lang.String toString()

pprint

public java.lang.String pprint()

pprint

public java.lang.String pprint(int sp)