org.apache.struts2.interceptor
Class CreateSessionInterceptor

java.lang.Object
  com.opensymphony.xwork2.interceptor.AbstractInterceptor
      org.apache.struts2.interceptor.CreateSessionInterceptor

All Implemented Interfaces:

Interceptor, Serializable

public class CreateSessionInterceptor
extends AbstractInterceptor

This interceptor creates the HttpSession.

This is particular usefull when using the <@s.token> tag in freemarker templates. The tag do require that a HttpSession is already created since freemarker commits the response to the client immediately.

Interceptor parameters:

• none

• None

Example:

 

 <action name="someAction" class="com.examples.SomeAction">
     <interceptor-ref name="createSession"/>
     <interceptor-ref name="defaultStack"/>
     <result name="input">input_with_token_tag.ftl</result>
 </action>

 
 

Version:

$Date: 2008-04-27 08:41:38 -0500 (Sun, 27 Apr 2008) $ $Id: CreateSessionInterceptor.java 651946 2008-04-27 13:41:38Z apetrelli $

See Also:

Serialized Form

Field Summary

private static Logger	LOG
private static long	serialVersionUID

Constructor Summary

CreateSessionInterceptor()

Method Summary

String

intercept(ActionInvocation invocation) Override to handle interception

Methods inherited from class com.opensymphony.xwork2.interceptor.AbstractInterceptor

destroy, init

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

LOG

private static final Logger LOG

Constructor Detail

CreateSessionInterceptor

public CreateSessionInterceptor()

Method Detail

intercept

public String intercept(ActionInvocation invocation)
                 throws Exception

Description copied from class: AbstractInterceptor

Override to handle interception

Specified by:

intercept in interface Interceptor

Specified by:

intercept in class AbstractInterceptor

Parameters:

invocation - the action invocation

Returns:

the return code, either returned from ActionInvocation.invoke(), or from the interceptor itself.

Throws:

Exception - any system-level error, as defined in Action.execute().