Package org.apache.commons.jelly.expression.jexl

Class JexlExpressionFactory

java.lang.Object

org.apache.commons.jelly.expression.jexl.JexlExpressionFactory

All Implemented Interfaces:

ExpressionFactory

public class JexlExpressionFactory
extends Object
implements ExpressionFactory

Represents a factory of Jexl expression which fully supports the Expression Language in JSTL and JSP. In addition this ExpressionFactory can also support Ant style variable names, where '.' is used inside variable names.

Version:

$Revision: 155420 $

Author:

James Strachan

Constructor Summary

Constructors

Constructor	Description
JexlExpressionFactory()

Method Summary

Modifier and Type	Method	Description
Expression	createExpression(String text)	Creates a new expression for the given text
boolean	isSupportAntVariables()
protected boolean	isValidAntVariableName(String text)
void	setSupportAntVariables(boolean supportAntVariables)	Sets whether we should allow Ant-style expresssions, using dots as part of variable name

Methods inherited from class java.lang.Object

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

Constructor Details

JexlExpressionFactory

public JexlExpressionFactory()

Method Details

createExpression

public Expression createExpression(String text)
                            throws JellyException

Description copied from interface: ExpressionFactory

Creates a new expression for the given text

Specified by:

createExpression in interface ExpressionFactory

Throws:

JellyException

isSupportAntVariables

public boolean isSupportAntVariables()

Returns:

whether we should allow Ant-style expresssions, using dots as part of variable name

setSupportAntVariables

public void setSupportAntVariables(boolean supportAntVariables)

Sets whether we should allow Ant-style expresssions, using dots as part of variable name

isValidAntVariableName

protected boolean isValidAntVariableName(String text)

Returns:

true if the given string is a valid Ant variable name, typically thats alphanumeric text with '.' etc.