businesslistaction.java

这个是完整的wap项目的源码 开发语言 Java 系统架构 Struts + hibernate + spring 数据库 Mysql5.0 应用服务器Tomcat5.0 开发工具 MyEc

package com.longtime.wap.module.front.web.action;

import java.util.List;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.validator.GenericValidator;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.longtime.wap.common.web.Page;
import com.longtime.wap.common.web.PageConstant;
import com.longtime.wap.module.front.common.FrontConstant;
import com.longtime.wap.module.front.service.FrontService;

/**
 * 处理业务信息列表请求
 * 
 * @author bulc
 * @date Nov 19, 2007
 */
public class BusinessListAction extends FrontBaseAction {
	private static final Log LOGGER = LogFactory.getLog(
			BusinessListAction.class);
	private FrontService frontService;

	/**
	 * 注入服务对象
	 * 
	 * @param frontService
	 *            服务对象
	 */
	public void setFrontService(FrontService frontService) {
		this.frontService = frontService;
	}

	/**
	 * 业务信息列表请求处理
	 * 
	 * @param mapping
	 *            ActionMapping对象
	 * @param form
	 *            ActionForm对象
	 * @param request
	 *            HttpServletRequest对象
	 * @param response
	 *            HttpServletResponse对象
	 * @return ActionForward对象
	 * @throws Exception
	 *             异常对象
	 */
	public ActionForward listBusiness(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		try {
			Page page = null;
			String pageNumber = request.getParameter(PageConstant.PARA_PAGE);
			String categoryId = request.getParameter("categoryId");

			if (GenericValidator.isBlankOrNull(pageNumber)) {
				page = new Page(1);
			} else {
				page = new Page(Integer.parseInt(pageNumber));
			}
			List businessesList;
			if (categoryId != null && categoryId.length() > 0
					&& !"null".equalsIgnoreCase(categoryId)) {
				businessesList = frontService.getBusinessesByCategory(Integer
						.parseInt(categoryId), page);
			} else {
				businessesList = frontService.getBusinesses(page);
			}
			request.setAttribute(FrontConstant.BUSINESSES_LIST, businessesList);
			request.setAttribute(PageConstant.ATTR_PAGE, page);
			request.setAttribute(FrontConstant.CATEGORY_ID, categoryId);
		} catch (Exception ex) {
			LOGGER.error(ex);
			ex.printStackTrace();
		}
		super.setHeader(request, frontService);
		super.setLeft(request, frontService);
		return mapping.findForward("businessesList");
	}
}