/*
 * Created on 26/Fev/2003
 *
 *
 */
package net.sourceforge.fenixedu.presentationTier.config;

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

import net.sourceforge.fenixedu.presentationTier.Action.exceptions.FenixActionException;

import org.apache.struts.Globals;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.config.ExceptionConfig;

/**
 * This handler requires that mapping receive should have a forward name
 * 'beginTransaction'
 * 
 * @author Joćo Luz
 */
public class FenixTransactionExceptionHandler extends FenixExceptionHandler {

    public ActionForward execute(Exception ex, ExceptionConfig ae, ActionMapping mapping, ActionForm formInstance,
	    HttpServletRequest request, HttpServletResponse response) throws ServletException {

	super.execute(ex, ae, mapping, formInstance, request, response);

	ActionForward forward = null;
	ActionError error = null;
	String property = null;

	// Figure out the error
	if (ex instanceof FenixActionException) {
	    error = ((FenixActionException) ex).getError();
	    property = ((FenixActionException) ex).getProperty();
	} else {
	    error = new ActionError(ae.getKey(), ex.getMessage());
	    property = error.getKey();
	}
	// Store the exception
	request.setAttribute(Globals.EXCEPTION_KEY, ex);
	super.storeException(request, property, error, forward, ae.getScope());

	return mapping.findForward("beginTransaction");
    }

}