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## 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="create-session"/>
         <interceptor-ref name="defaultStack"/>
         <result name="input">input_with_token_tag.ftl</result>
     </action>

Version:
  $Date: 2006-11-06 10:01:43 -0500 (Mon, 06 Nov 2006) $ $Id: CreateSessionInterceptor.java 471756 2006-11-06 15:01:43Z husted $
See Also:
  Serialized Form

Field Summary
`private static Log` | `_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 Log _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`
  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()`.

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