KnowledgeBase
Class ConstraintNode

java.lang.Object
  |
  +--KnowledgeBase.ConstraintNode

public class ConstraintNode

extends java.lang.Object

Defines a constraint node in the knowledge base.

See the dissertation document and KnowledgeBaseParser.jj for complete details.

Version:

Created 18 July 2003

Author:

Dan Tappan

See Also:

KnowledgeBase

Field Summary

int	function_code
java.lang.String	function_name
java.util.ArrayList	parameters
java.lang.String	relation_name

Constructor Summary

ConstraintNode(int function_code, java.util.ArrayList parameters, java.lang.String relation_name)
Creates a new Constraint as specified by the knowledge-base parser.

Method Summary

java.lang.String

toString() Returns a string representation of this object.

Methods inherited from class java.lang.Object

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

Field Detail

function_code

public int function_code

function_name

public java.lang.String function_name

parameters

public java.util.ArrayList parameters

relation_name

public java.lang.String relation_name

Constructor Detail

ConstraintNode

public ConstraintNode(int function_code,
                      java.util.ArrayList parameters,
                      java.lang.String relation_name)

Creates a new Constraint as specified by the knowledge-base parser.

See the dissertation document for details on how these parameters are defined and used.

Parameters:

function_code - - the constraint-function code

parameters - - the parameters

relation_name - - the name of the relation binding this constraint, or null if there is none

See Also:

KnowledgeBaseParserConstants

Method Detail

toString

public java.lang.String toString()

Returns a string representation of this object.

Overrides:

toString in class java.lang.Object

Returns:

the String representation

See Also:

Support.toPrettyString(java.lang.String)