com.bigdata.relation.rule

Class Binding

java.lang.Object

com.bigdata.relation.rule.Binding

All Implemented Interfaces:

IBinding, Serializable, Cloneable

public class Binding
extends Object
implements IBinding

Implementation of a binding.

Author:

Mike Personick

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected IConstant	val The value;
protected IVariable	var The variable.

Constructor Summary

Constructors

Constructor and Description
Binding(IVariable var, IConstant val) Construct a binding instance.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(IBinding o) True iff the variable and its bound value is the same for the two bindings.
IConstant	getVal() Get the value.
IVariable	getVar() Get the variable.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

var

protected final IVariable var

The variable.

val

protected final IConstant val

The value;

Constructor Detail

Binding

public Binding(IVariable var,
       IConstant val)

Construct a binding instance.

Method Detail

getVar

public IVariable getVar()

Get the variable.

Specified by:

getVar in interface IBinding

Returns:

the variable

getVal

public IConstant getVal()

Get the value.

Specified by:

getVal in interface IBinding

Returns:

the value

equals

public boolean equals(IBinding o)

True iff the variable and its bound value is the same for the two bindings.

Specified by:

equals in interface IBinding

Parameters:

o - Another binding.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object