RefreshPopulateAction.java

/*
 */
package org.oddjob.webapp.struts.actions;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.log4j.Logger;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.oddjob.webapp.struts.forms.RefreshForm;

/**
 * The Struts Action that populates the refresh field. This is called from 
 * the detailLayout JSP to populate the backing form.
 *  
 * @author Rob Gordon.
 */
public class RefreshPopulateAction extends Action {
	private static final Logger logger = Logger.getLogger(RefreshPopulateAction.class);
	
	/*
	 *  (non-Javadoc)
	 * @see org.apache.struts.action.Action#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	throws Exception {

		RefreshForm refreshForm = (RefreshForm) form;
		logger.debug("Refresh [" + refreshForm.getRefresh() + "]" );
		
		HttpSession session = request.getSession();
		
		String refresh = (String) session.getAttribute("refresh");
		if (refresh == null) {
			refreshForm.setRefresh("");
		}
		else {
			refreshForm.setRefresh(refresh);
		}
		
		/* forward to the tab state jsp */
		return (mapping.getInputForward());
	}
}