ownerservlet.java

宠物诊所的JAVA-WEB实现

package com.hellofdeath.owner;

import java.io.IOException;
import java.io.PrintWriter;

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

import com.hellofdeath.tool.DBUtils;

public class OwnerServlet extends HttpServlet {
	private static final long serialVersionUID = 3786284557194862865L;

	public void init() throws ServletException {
	}

	public OwnerServlet() {
		super();
	}

	public void destroy() {
		super.destroy(); 
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doPost(request,response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
				response.setContentType("text/html;charset=GBK");
		PrintWriter out = response.getWriter();
		request.setCharacterEncoding("GBK");
		owner=new PetownerDao();
		
		String action=request.getParameter("action");//获取动作信息
		if(action.equals("增加")){
			this.ownerAdd(request, response);
		}
		else if(action.equals("修改")){
			this.ownerUpdate(request, response);
		}
		out.flush();
		out.close();
	}
	public void getInformation(HttpServletRequest request, HttpServletResponse response){
		/*
		 * 设置BEAN--PetownerDao
		 */
		owner.setPetOwnerName(request.getParameter("ownerName"));
		owner.setPetOwnerCity(request.getParameter("ownerCity"));
		owner.setPetOwnerAddress(request.getParameter("ownerAddress"));
		owner.setPetOwnerTelNo(request.getParameter("ownerTelNo"));
		
	}
	
	//添加新的用户
	public void ownerAdd(HttpServletRequest request, HttpServletResponse response) throws IOException{
		this.getInformation(request, response);
		if(dbu.insertOwner(owner)){
			response.sendRedirect("/PetClinic/success.jsp");
		}
	}
	//更新用户信息
	public void ownerUpdate(HttpServletRequest request, HttpServletResponse response) throws IOException{
		this.getInformation(request, response);
		owner.setPetOwnerId(Integer.parseInt(request.getParameter("id")));
		if(dbu.updateOwner(owner)){
			response.sendRedirect("/PetClinic/success.jsp");
		}
	}

	private PetownerDao owner;
	private DBUtils dbu=new DBUtils();
}