pointaction.java

基于hibernate + struts框架 采用mssql数据库,因容量原因,把lib删去了. 由于这是我第一个作品,有很多地方需要改进. 希望大家多提意见. qq: 258268936

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.1/xslt/JavaClass.xsl

package com.hdlb.struts.action;

import java.util.List;

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

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 com.hdlb.service.DocService;
import com.hdlb.service.IDocService;
import com.hdlb.service.IRoomInfoService;
import com.hdlb.service.RoomInfoService;

/**
 * MyEclipse Struts Creation date: 11-15-2006
 * 
 * XDoclet definition:
 * 
 * @struts.action
 */
public class PointAction extends Action {

	// --------------------------------------------------------- Instance
	// Variables

	// --------------------------------------------------------- Methods

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		HttpSession session = request.getSession(true);
		int locate = 0;
		try {
			if (session.getAttribute("locate") != null) {
				locate = Integer.parseInt(session.getAttribute("locate") + "");
			}

		} catch (NumberFormatException e) {
			e.printStackTrace();
		}
		int size = 5;// 每页记录数
		// 取得does参数，分页 
		String does = request.getParameter("does");
		System.out.println("does:" + does);
		if ("next".equals(does)) {
			locate = locate + size;
		} else if ("previous".equals(does)) {
			locate = locate - size;
		}else if ("first".equals(does)){
			locate = 0;
		}else if ("last".equals(does)){
			//最后一页.
		}
		IRoomInfoService ris = new RoomInfoService();
		// 存放数据集指针位置
		session.setAttribute("locate", new Integer(locate));
		List list = ris.getRoomInfo(locate, size);
		request.setAttribute("list", list);
		return mapping.findForward("pointResult");
	}

}