org.scripthelper.debug.expr

Class AbstractValue

java.lang.Object

org.scripthelper.debug.expr.AbstractExpression

org.scripthelper.debug.expr.AbstractValue

All Implemented Interfaces:

Equation, Expression, Value

Direct Known Subclasses:

Variable

public abstract class AbstractValue
extends AbstractExpression
implements Value

An abstract value, used for Constants and variables.

Since:

1.3

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	name
protected java.lang.Object	value

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

root

Constructor Summary

Constructors

Constructor and Description
AbstractValue()
AbstractValue(Expression root)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	eval() Evaluate the expression.
Expression	getExpression() Return the equation associated expression.
java.lang.String	getName()
java.lang.Object	getValue() Return the value.
void	setName(java.lang.String name)

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

getExpressionName, getRoot, getVariable, getVariable, getVariables, getVariables, hasVariable, hasVariable

Field Detail

value

protected java.lang.Object value

name

protected java.lang.String name

Constructor Detail

AbstractValue

public AbstractValue()

AbstractValue

public AbstractValue(Expression root)

Method Detail

setName

public void setName(java.lang.String name)

getName

public java.lang.String getName()

Specified by:

getName in interface Value

getExpression

public Expression getExpression()

Description copied from interface: Equation

Return the equation associated expression.

Specified by:

getExpression in interface Equation

Specified by:

getExpression in interface Expression

Returns:

the expression

getValue

public java.lang.Object getValue()

Description copied from interface: Value

Return the value. Note that this method will return null if the value is null.

Specified by:

getValue in interface Value

Returns:

the value

eval

public java.lang.Object eval()
                      throws java.lang.ArithmeticException

Description copied from interface: Expression

Evaluate the expression.

Specified by:

eval in interface Expression

Returns:

the result

Throws:

java.lang.ArithmeticException