com.sk89q.worldedit.expression.runtime

Class Variable

java.lang.Object

com.sk89q.worldedit.expression.runtime.Node

com.sk89q.worldedit.expression.runtime.Variable

All Implemented Interfaces:

Identifiable, LValue, RValue

public final class Variable
extends Node
implements LValue

A variable.

Author:

TomyLobo

Field Summary

Fields

Modifier and Type	Field and Description
double	value

Constructor Summary

Constructors

Constructor and Description
Variable(double value)

Method Summary

Methods

Modifier and Type	Method and Description
double	assign(double value)
LValue	bindVariables(Expression expression, boolean preferLValue)
double	getValue()
char	id() Returns a character that helps identify the token, pseudo-token or invokable in question.
LValue	optimize()
String	toString()

Methods inherited from class com.sk89q.worldedit.expression.runtime.Node

getPosition

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.sk89q.worldedit.expression.Identifiable

getPosition

Field Detail

value

public double value

Constructor Detail

Variable

public Variable(double value)

Method Detail

getValue

public double getValue()

Specified by:

getValue in interface RValue

toString

public String toString()

Specified by:

toString in class Node

id

public char id()

Description copied from interface: Identifiable

Returns a character that helps identify the token, pseudo-token or invokable in question.

 Tokens:
 i - IdentifierToken
 0 - NumberToken
 o - OperatorToken
 \0 - NullToken
 CharacterTokens are returned literally

 PseudoTokens:
 p - UnaryOperator
 V - UnboundVariable

 Nodes:
 c - Constant
 v - Variable
 f - Function
 l - LValueFunction
 s - Sequence
 I - Conditional
 w - While
 F - For
 r - Return
 b - Break (includes continue)
 S - SimpleFor
 C - Switch
 

Specified by:

id in interface Identifiable

assign

public double assign(double value)

Specified by:

assign in interface LValue

optimize

public LValue optimize()
                throws EvaluationException

Specified by:

optimize in interface LValue

Specified by:

optimize in interface RValue

Overrides:

optimize in class Node

Throws:

EvaluationException

bindVariables

public LValue bindVariables(Expression expression,
                   boolean preferLValue)
                     throws ParserException

Specified by:

bindVariables in interface LValue

Specified by:

bindVariables in interface RValue

Overrides:

bindVariables in class Node

Throws:

ParserException