com.jalios.jcms.servlet
Class JcmsServletFilter

java.lang.Object
  com.jalios.jcms.servlet.JcmsServletFilter

Direct Known Subclasses:

AjaxFilter, ChromeFrameFilter, ExpiresFilter, FriendlyURLFilter, GZIPFilter, InitFilter, MultipartFilter, RestrictedFileFilter, SecurityFilter

public abstract class JcmsServletFilter
extends Object

Convenient super class for servlet filter developped in JCMS.

As of current implementation, this class mainly provides the method processFilter(ServletRequest) to prevent multiple processing of the filter under weblogic.
Also provides a method initJSONBridge(HttpServletRequest) in order to retrieve (and init if not already done) the JSON RPC Bridge in use for current session.

Since:

jcms-5.7.0

Version:

$Revision: 20691 $

Constructor Summary

JcmsServletFilter()

Method Summary

protected org.jabsorb.JSONRPCBridge	initJSONBridge(javax.servlet.http.HttpSession session) Initialize the session JSON Bridge (if not already done) and store it under session attribute "JSONRPCBridge".
protected boolean	processFilter(javax.servlet.ServletRequest req) Checks and set the servlet filter state indicating if the filter can do all its processing or if it should directly call filter chain.

Methods inherited from class java.lang.Object

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

Constructor Detail

JcmsServletFilter

public JcmsServletFilter()

Method Detail

processFilter

protected boolean processFilter(javax.servlet.ServletRequest req)

Checks and set the servlet filter state indicating if the filter can do all its processing or if it should directly call filter chain.
Fix a bug in WebLogic which calls filters for every forward and include.
To use, insert the following code at the begining of your doFilter implementation :

  if (!processFilter(req)) {
    chain.doFilter(req, res);
    return;
  }
  [...]
 

Parameters:

req - the current request being processed

Returns:

true if the filter can continue its work, false if it must directly process the filter chain and return.

initJSONBridge

protected org.jabsorb.JSONRPCBridge initJSONBridge(javax.servlet.http.HttpSession session)

Initialize the session JSON Bridge (if not already done) and store it under session attribute "JSONRPCBridge".

Parameters:

session - the current HttpSession

Returns:

the instance already available or the one newly created.

Since:

jcms-5.7.3