com.liferay.portlet.shopping.action.ViewCouponAction.java Source code

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Here is the source code for com.liferay.portlet.shopping.action.ViewCouponAction.java

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/**
 * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portlet.shopping.action;

import com.liferay.portal.kernel.servlet.SessionErrors;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.security.auth.PrincipalException;
import com.liferay.portal.struts.PortletAction;
import com.liferay.portal.util.WebKeys;
import com.liferay.portlet.shopping.NoSuchCouponException;
import com.liferay.portlet.shopping.model.ShoppingCoupon;
import com.liferay.portlet.shopping.service.ShoppingCouponLocalServiceUtil;

import javax.portlet.PortletConfig;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

/**
 * @author Brian Wing Shun Chan
 */
public class ViewCouponAction extends PortletAction {

    @Override
    public ActionForward render(ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
            RenderRequest renderRequest, RenderResponse renderResponse) throws Exception {

        try {
            long couponId = ParamUtil.getLong(renderRequest, "couponId");

            String code = ParamUtil.getString(renderRequest, "code");

            ShoppingCoupon coupon = null;

            if (couponId > 0) {
                coupon = ShoppingCouponLocalServiceUtil.getCoupon(couponId);
            } else {
                coupon = ShoppingCouponLocalServiceUtil.getCoupon(code);
            }

            renderRequest.setAttribute(WebKeys.SHOPPING_COUPON, coupon);
        } catch (Exception e) {
            if (e instanceof NoSuchCouponException || e instanceof PrincipalException) {

                SessionErrors.add(renderRequest, e.getClass().getName());

                return mapping.findForward("portlet.shopping.error");
            } else {
                throw e;
            }
        }

        return mapping.findForward("portlet.shopping.view_coupon");
    }

}