org.exoplatform.web.controller.router

Class RouteEscaper

java.lang.Object

org.exoplatform.web.controller.regexp.REVisitor<MalformedRouteException>

org.exoplatform.web.controller.router.RouteEscaper

public class RouteEscaper
extends REVisitor<MalformedRouteException>

The route escaper transformer a regular expression with the following rules:

• substitute any char occurence of the source s by the destination d
• replace the any by the negated destination character [^]
• append &&[^s] to any top character class

A few examples with / replaced by _:

• / becomes _
• . becomes [^/]
• [a/] becomes [a_&[^/]]
• [,-1] becomes [,-.0-1_&&[^/]]

Version:

$Revision$

Author:

Julien Viet

Constructor Summary

Constructors

Constructor and Description
RouteEscaper(char src, char dst)

Method Summary

Modifier and Type	Method and Description
protected void	visit(RENode.Any expr)
protected void	visit(RENode.Char expr)
protected void	visit(RENode.CharacterClass expr)
protected void	visit(RENode.Group expr)

Methods inherited from class org.exoplatform.web.controller.regexp.REVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class java.lang.Object

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

Constructor Detail

RouteEscaper

public RouteEscaper(char src,
                    char dst)

Method Detail

visit

protected void visit(RENode.Char expr)
              throws MalformedRouteException

Overrides:

visit in class REVisitor<MalformedRouteException>

Throws:

MalformedRouteException

visit

protected void visit(RENode.Group expr)
              throws MalformedRouteException

Overrides:

visit in class REVisitor<MalformedRouteException>

Throws:

MalformedRouteException

visit

protected void visit(RENode.Any expr)
              throws MalformedRouteException

Overrides:

visit in class REVisitor<MalformedRouteException>

Throws:

MalformedRouteException

visit

protected void visit(RENode.CharacterClass expr)
              throws MalformedRouteException

Overrides:

visit in class REVisitor<MalformedRouteException>

Throws:

MalformedRouteException