webwork/src/main/webwork/action/standard NoContent.java,NONE,1.1

Update of /cvsroot/opensymphony/webwork/src/main/webwork/action/standard
In directory sc8-pr-cvs1:/tmp/cvs-serv13867

Added Files:
	NoContent.java 
Log Message:
Action that sets HTTP response status to 204 NO_CONTENT which
tells the browser to not update the page. Just chain to this action instead
of a view in order to use it.


--- NEW FILE: NoContent.java ---
/*
 * WebWork, Web Application Framework
 *
 * Distributable under Apache license.
 * See terms of license at opensource.org
 */
package webwork.action.standard;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import webwork.action.Action;
import webwork.action.ActionContext;

/**
 *	Set the response status to 204 NO_CONTENT.
 * This tells the browser to not update the current page.
 * This can be useful if you have a form that you want to submit
 * but you do not want to reload the whole page just because of that.
 * You can then use some client side Javascript to notify the
 * user that the form was submitted.
 *
 *	@author Dick Zetterberg ([email protected])
 *	@version $Revision: 1.1 $
 */
public class NoContent implements Action
{
   protected static Log log = LogFactory.getLog(NoContent.class);

   public String execute()
   {
      log.debug("NoContent action setting HTTP response to 204");
      HttpServletResponse response = ActionContext.getResponse();
      response.setStatus(HttpServletResponse.SC_NO_CONTENT);
      // Return NONE so that no view is used by the dispatcher
      return NONE;
   }
}





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