elecmeterinfo.java

JSP移动商品管理平台源代码.........

package imis_elec;

import java.io.IOException;
import java.util.ArrayList;

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

public class ElecMeterInfo extends HttpServlet {

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		this.doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		String pattern = request.getParameter("pattern");
		
		if(pattern.equals("insert")) {
			this.insert(request, response);
		}else if(pattern.equals("search")) {
			this.search(request, response);
		}else if(pattern.equals("getElecMeterInfo")) {
			this.getElecMeterInfo(request, response);
		}else if(pattern.equals("modify")) {
			this.modify(request, response);
		}else if(pattern.equals("delete")) {
			this.delete(request, response);
		}
		
	}

	/**
	 *
	 * 这个方法向表“ElecMeterInfo”中插入数据
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void insert(HttpServletRequest request, HttpServletResponse response) 
		throws ServletException, IOException{
		
		boolean flag = false;
		String url = "../imis_elec/fail.jsp";
		
		try {
			ElecMeterInfoTO elecMeterInfo = new ElecMeterInfoTO();
			
	    	elecMeterInfo.setElecMeterRegNo(request.getParameter("ElecMeterRegNo").trim());
	    	elecMeterInfo.setUserId(request.getParameter("UserId").trim());
	    	elecMeterInfo.setElecAmmeterType(Integer.parseInt(request.getParameter("ElecAmmeterType").trim()));
	    	elecMeterInfo.setElecMulties(Integer.parseInt(request.getParameter("ElecMulties").trim()));
	    	elecMeterInfo.setElecMeterName(request.getParameter("ElecMeterName").trim());
	    	elecMeterInfo.setElecMeterType(request.getParameter("ElecMeterType").trim());
	    	elecMeterInfo.setElecMeterScope(Double.parseDouble(request.getParameter("ElecMeterScope").trim()));
	    	elecMeterInfo.setElecMeterCfg(request.getParameter("ElecMeterCfg").trim());
	    	elecMeterInfo.setElecMeterAddr(request.getParameter("ElecMeterAddr").trim());
	    	elecMeterInfo.setElecMeterStatus(Integer.parseInt(request.getParameter("ElecMeterStatus").trim()));
	    	elecMeterInfo.setUseElecType(Integer.parseInt(request.getParameter("UseElecType").trim()));
	    	elecMeterInfo.setUseDate(request.getParameter("UseDate").trim());
	    	if(request.getParameter("UseYearSum").trim().equals("") || request.getParameter("UseYearSum").trim() == null) {
	    		elecMeterInfo.setUseYearSum(0);
	    	} else {
		    	elecMeterInfo.setUseYearSum(Double.parseDouble(request.getParameter("UseYearSum").trim()));
	    	}

	    	elecMeterInfo.setReMark(0);
	    	elecMeterInfo.setMemo(request.getParameter("Memo").trim());
			
			ElecMeterInfoDAOImpl elecInfoDAO = (ElecMeterInfoDAOImpl) DAOFactory.getInstance().getElecMeterInfoDAO();		
		
			ElecMeterInfoTO tempTO = elecInfoDAO.getElecMeterInfo(elecMeterInfo.getElecMeterRegNo());
			if(tempTO == null) {
				flag = elecInfoDAO.insertElecMeterInfo(elecMeterInfo);
			} else {
				url = "../imis_elec/elecMeterInfoInsert.jsp";
				request.setAttribute("ElecMeterInfo", elecMeterInfo);
				request.setAttribute("ElecMeterRegNoExisted", "该电表编号已存在");
			}
		} catch (Exception e) {
			e.printStackTrace();
		}			
		
		if(flag == true) {
			request.setAttribute("success", "电表信息录入成功！");
			request.getRequestDispatcher("../imis_elec/successful.jsp").forward(request, response);
		} else {
			request.setAttribute("fail", "电表信息录入失败！");
			request.getRequestDispatcher(url).forward(request, response);
		}
	}
	
	/**
	 *
	 * 这个方法向表“ElecMeterInfo”中查找数据
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */	
	public void search(HttpServletRequest request, HttpServletResponse response) 
		throws ServletException, IOException{
		
		ArrayList list = new ArrayList();
		
		ElecMeterInfoTO elecMeterInfo = new ElecMeterInfoTO();
		
    	elecMeterInfo.setElecMeterRegNo(request.getParameter("ElecMeterRegNo").trim());
    	elecMeterInfo.setUserId(request.getParameter("UserId").trim());
    	elecMeterInfo.setElecAmmeterType(0);
    	elecMeterInfo.setElecMulties(0);
    	elecMeterInfo.setElecMeterName("");
    	elecMeterInfo.setElecMeterType("");
    	elecMeterInfo.setElecMeterScope(0);
    	elecMeterInfo.setElecMeterCfg("");
    	elecMeterInfo.setElecMeterAddr("");
    	elecMeterInfo.setElecMeterStatus(0);
    	elecMeterInfo.setUseElecType(0);
    	elecMeterInfo.setUseDate("");
    	elecMeterInfo.setUseYearSum(0);
    	elecMeterInfo.setReMark(0);
    	elecMeterInfo.setMemo(request.getParameter("OrganOf").trim());
		
		ElecMeterInfoDAOImpl elecMeterInfoDAO = (ElecMeterInfoDAOImpl) DAOFactory.getInstance().getElecMeterInfoDAO();
		try {
			list = elecMeterInfoDAO.searchElecMeterInfos(elecMeterInfo);
		} catch (Exception e) {
			e.printStackTrace();
		}			
		
		request.getSession().setAttribute("ElecMeterInfoList", list);
		request.getRequestDispatcher("../imis_elec/elecMeterInfoBySearch.jsp").forward(request, response);
	}
	
	/**
	 *
	 * 这个方法向表“ElecMeterInfo”中得到信息,这个方法会被修改和删除页面调用，根据参数“page”来判断
	 * 是哪个页面。
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */	
	public void getElecMeterInfo(HttpServletRequest request, HttpServletResponse response) 
		throws ServletException, IOException{
				
		ElecMeterInfoTO elecMeterInfoTO = null;
		String elecMeterRegNo = request.getParameter("ElecMeterRegNo");
		
		ElecMeterInfoDAOImpl elecInfoDAO = (ElecMeterInfoDAOImpl) DAOFactory.getInstance().getElecMeterInfoDAO();
		try {
			elecMeterInfoTO = elecInfoDAO.getElecMeterInfo(elecMeterRegNo);
		} catch (Exception e) {
			e.printStackTrace();
		}			
		
		if(elecMeterInfoTO != null) {
			request.setAttribute("ElecMeterInfo", elecMeterInfoTO);
		} else {
			request.setAttribute("ElecMeterRegNoUnexisted", "该电表编号不存在！");
		}
		
		if(request.getParameter("page").equals("modify")) {
			request.getRequestDispatcher("../imis_elec/elecMeterInfoModify.jsp").forward(request, response);
		} else if(request.getParameter("page").equals("delete")) {
			request.getRequestDispatcher("../imis_elec/elecMeterInfoDelete.jsp").forward(request, response);
		}
	}
	
	/**
	 *
	 * 这个方法向表“ElecMeterInfo”中修改数据
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */	
	public void modify(HttpServletRequest request, HttpServletResponse response) 
		throws ServletException, IOException{
				
		boolean flag = false;
		
		ElecMeterInfoTO elecMeterInfo = new ElecMeterInfoTO();
		
    	elecMeterInfo.setElecMeterRegNo(request.getParameter("ElecMeterRegNo").trim());
    	elecMeterInfo.setUserId(request.getParameter("UserId").trim());
    	elecMeterInfo.setElecAmmeterType(Integer.parseInt(request.getParameter("ElecAmmeterType").trim()));
    	elecMeterInfo.setElecMulties(Integer.parseInt(request.getParameter("ElecMulties").trim()));
    	elecMeterInfo.setElecMeterName(request.getParameter("ElecMeterName").trim());
    	elecMeterInfo.setElecMeterType(request.getParameter("ElecMeterType").trim());
    	elecMeterInfo.setElecMeterScope(Double.parseDouble(request.getParameter("ElecMeterScope").trim()));
    	elecMeterInfo.setElecMeterCfg(request.getParameter("ElecMeterCfg").trim());
    	elecMeterInfo.setElecMeterAddr(request.getParameter("ElecMeterAddr").trim());
    	elecMeterInfo.setElecMeterStatus(Integer.parseInt(request.getParameter("ElecMeterStatus").trim()));
    	elecMeterInfo.setUseElecType(Integer.parseInt(request.getParameter("UseElecType").trim()));
    	elecMeterInfo.setUseDate(request.getParameter("UseDate").trim());
    	if(request.getParameter("UseYearSum").trim().equals("") || request.getParameter("UseYearSum").trim() == null) {
    		elecMeterInfo.setUseYearSum(0);
    	} else {
	    	elecMeterInfo.setUseYearSum(Double.parseDouble(request.getParameter("UseYearSum").trim()));
    	}
    	elecMeterInfo.setReMark(0);
    	elecMeterInfo.setMemo(request.getParameter("Memo").trim());
		
		ElecMeterInfoDAOImpl elecMeterInfoDAO = (ElecMeterInfoDAOImpl) DAOFactory.getInstance().getElecMeterInfoDAO();
		try {
			flag = elecMeterInfoDAO.updateElecMeterInfo(elecMeterInfo);
		} catch (Exception e) {
			e.printStackTrace();
		}			
		
		if(flag == true) {
			request.setAttribute("success", "您已成功修改电表信息！");
			request.getRequestDispatcher("../imis_elec/successful.jsp").forward(request, response);
		} else {
			request.setAttribute("fail", "您对电表信息的修改失败了！");
			request.getRequestDispatcher("../imis_elec/fail.jsp").forward(request, response);
		}

	}
	
	/**
	 *
	 * 这个方法向表“ElecMeterInfo”中删除数据
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */	
	public void delete(HttpServletRequest request, HttpServletResponse response) 
		throws ServletException, IOException{
				
		boolean flag = false;
		
		String elecMeterRegNo = request.getParameter("ElecMeterRegNo");
		
		ElecMeterInfoDAOImpl elecMeterInfoDAO = (ElecMeterInfoDAOImpl) DAOFactory.getInstance().getElecMeterInfoDAO();
		try {
			flag = elecMeterInfoDAO.deleteElecMeterInfo(elecMeterRegNo);
		} catch (Exception e) {
			e.printStackTrace();
		}			
		
		if(flag == true) {
			request.setAttribute("success", "您已成功删除电表基本信息！");
			request.getRequestDispatcher("../imis_elec/successful.jsp").forward(request, response);
		} else {
			request.setAttribute("fail", "您对电表基本信息的删除失败了！");
			request.getRequestDispatcher("../imis_elec/fail.jsp").forward(request, response);
		}

	}
	
	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occure
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}