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 java.lang.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: 1807798 $

Author:

James Strachan

Nested Class Summary

private class

JexlExpressionFactory.ExpressionSupportLocal

Field Summary

private boolean

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

Constructor Summary

JexlExpressionFactory()

Method Summary

Expression	createExpression(java.lang.String text) Creates a new expression for the given text
boolean	isSupportAntVariables()
protected boolean	isValidAntVariableName(java.lang.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

Field Detail

supportAntVariables

private boolean supportAntVariables

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

Constructor Detail

JexlExpressionFactory

public JexlExpressionFactory()

Method Detail

createExpression

public Expression createExpression(java.lang.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(java.lang.String text)

Returns:

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