org.scripthelper.debug.expr

Class Constant

java.lang.Object

org.scripthelper.debug.expr.AbstractExpression

org.scripthelper.debug.expr.Constant

All Implemented Interfaces:

Expression

public class Constant
extends AbstractExpression

Represent a Constant.

Since:

1.3

Field Summary

Fields inherited from class org.scripthelper.debug.expr.AbstractExpression

root

Constructor Summary

Constructors

Constructor and Description
Constant(Expression root, java.lang.Object value) Constructor.
Constant(java.lang.Object value) Constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	eval() Evaluate the expression.
java.lang.String	getExpressionName() Return the expression name.
Variable	getVariable(java.lang.String varName) Return null.
java.util.Map<java.lang.String,Variable>	getVariables() Return an empty Map.

Methods inherited from class org.scripthelper.debug.expr.AbstractExpression

getRoot, setRoot

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.scripthelper.debug.expr.Expression

getExpression, getVariable, getVariables, hasVariable, hasVariable

Constructor Detail

Constant

public Constant(java.lang.Object value)

Constructor.

Parameters:

value - the value

Constant

public Constant(Expression root,
                java.lang.Object value)

Constructor.

Parameters:

root - the root expression

value - the value

Method Detail

getExpressionName

public java.lang.String getExpressionName()

Description copied from interface: Expression

Return the expression name.

Returns:

the expression name

getVariables

public java.util.Map<java.lang.String,Variable> getVariables()

Return an empty Map.

Returns:

an empty map

getVariable

public Variable getVariable(java.lang.String varName)

Return null.

Parameters:

varName - the variable name

Returns:

null

eval

public java.lang.Object eval()

Description copied from interface: Expression

Evaluate the expression.

Returns:

the result