org.xwiki.velocity.introspection

Class TryCatchDirective

java.lang.Object

org.apache.velocity.runtime.directive.Directive

org.xwiki.velocity.introspection.TryCatchDirective

All Implemented Interfaces:

Cloneable, org.apache.velocity.runtime.directive.DirectiveConstants

public class TryCatchDirective
extends org.apache.velocity.runtime.directive.Directive

Allows catching exception from Velocity. Example usage:

 #try()
   ...
   #end

   ## At this stage $exception contains the exception if any has been thrown.
   ## It can be tested like this:
   #if ("$!exception" != '')
     ## An exception has been thrown
   #end
 

Since:

6.3M1

Version:

$Id: 46ce1f6ad6e46a92e92f8c62a6a16fbaf67c65e7 $

Field Summary

Fields inherited from class org.apache.velocity.runtime.directive.Directive

rsvc

Fields inherited from interface org.apache.velocity.runtime.directive.DirectiveConstants

BLOCK, LINE

Constructor Summary

Constructors

Constructor and Description
TryCatchDirective()

Method Summary

Methods

Modifier and Type	Method and Description
String	getName()
int	getType()
boolean	render(org.apache.velocity.context.InternalContextAdapter context, Writer writer, org.apache.velocity.runtime.parser.node.Node node)

Methods inherited from class org.apache.velocity.runtime.directive.Directive

getColumn, getLine, getScopeName, getTemplateName, init, isScopeProvided, makeScope, postRender, preRender, setLocation, setLocation

Methods inherited from class java.lang.Object

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

Constructor Detail

TryCatchDirective

public TryCatchDirective()

Method Detail

getName

public String getName()

Specified by:

getName in class org.apache.velocity.runtime.directive.Directive

getType

public int getType()

Specified by:

getType in class org.apache.velocity.runtime.directive.Directive

render

public boolean render(org.apache.velocity.context.InternalContextAdapter context,
             Writer writer,
             org.apache.velocity.runtime.parser.node.Node node)
               throws IOException,
                      org.apache.velocity.exception.ResourceNotFoundException,
                      org.apache.velocity.exception.ParseErrorException,
                      org.apache.velocity.exception.MethodInvocationException

Specified by:

render in class org.apache.velocity.runtime.directive.Directive

Throws:

IOException

org.apache.velocity.exception.ResourceNotFoundException

org.apache.velocity.exception.ParseErrorException

org.apache.velocity.exception.MethodInvocationException