edu.utep.cs.jet.rat.val
Class PrimitiveValue

java.lang.Object
  edu.utep.cs.jet.rat.val.PrimitiveValue

All Implemented Interfaces:

Denotable

Direct Known Subclasses:

BooleanValue, ByteValue, CharValue, DoubleValue, FloatValue, IntValue, LongValue, ShortValue, StringValue

public abstract class PrimitiveValue
extends Object
implements Denotable

An abstract class to denote various primitive values.

Version:

$Revision: 1.7 $

Author:

Yoonsik Cheon

Field Summary

protected Object

value The value that this object represents.

Constructor Summary

protected

PrimitiveValue(Object value) Creates a new value containing the given (wrapper) object, value.

Method Summary

String	code() Returns Java code which, if evaluated, produces the represented value of this object.
boolean	isEquivalentTo(Denotable another) Returns true if the represented value is equal (==) to the argument's represented value.
boolean	isNull() Returns true if this value represents null.
String	toString() Returns the string representation of this value.
abstract Class<?>	type() Returns the type of this value.
Object	value() Returns the contained value.

Methods inherited from class java.lang.Object

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

Field Detail

value

protected Object value

The value that this object represents.

Constructor Detail

PrimitiveValue

protected PrimitiveValue(Object value)

Creates a new value containing the given (wrapper) object, value.

Method Detail

type

public abstract Class<?> type()

Returns the type of this value.

Specified by:

type in interface Denotable

isNull

public boolean isNull()

Returns true if this value represents null. This method always returns false.

Specified by:

isNull in interface Denotable

value

public Object value()

Returns the contained value.

Specified by:

value in interface Denotable

toString

public String toString()

Returns the string representation of this value.

Specified by:

toString in interface Denotable

Overrides:

toString in class Object

code

public String code()

Returns Java code which, if evaluated, produces the represented value of this object.

Specified by:

code in interface Denotable

isEquivalentTo

public boolean isEquivalentTo(Denotable another)

Returns true if the represented value is equal (==) to the argument's represented value.

Specified by:

isEquivalentTo in interface Denotable