📄 registerpageservlet.java
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package blogServlet;
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;
public class RegisterPageServlet extends HttpServlet {
/**
* Constructor of the object.
*/
public RegisterPageServlet() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
}
public void service(HttpServletRequest request,HttpServletResponse response)
throws IOException{
PrintWriter out = response.getWriter();
String regName = request.getParameter("registerName");
String regPwd = request.getParameter("registerPwd");
boolean succeed = DaoUserInfo.setUserInfo(regName,regPwd);
if(succeed){//注册成功
//设置SESSION，存入用户对象
UserInfo ui = new UserInfo();
ui.setName(regName);
ui.setPwd(regPwd);
javax.servlet.http.HttpSession session = request.getSession();
if(!("OK".equals(session.getAttribute("loginOK")))){
session.setAttribute("userCon", ui);
session.setAttribute("loginOK", "OK");
}
out.println("<HTML>");
out.println("<HEAD><TITLE>跳转页面成功</TITLE></HEAD><BODY>");
out.println(" 注册成功，跳转到登录页面 ");
response.sendRedirect("/blogWebServlet/login.html");
out.println("</BODY>");
out.println("/HTML");
}
else{
System.out.println("注册失败");
out.println("<HTML>");
out.println("<HEAD><TITLE>跳转页面失败</TITLE></HEAD><BODY>");
out.println(" 注册失败，跳转到注册页面 ");
out.println("/BODY");
out.println("/HTML");
response.sendRedirect("/blogWebServlet/register.html");
}
out.flush();
out.close();
}
/**
* Initialization of the servlet. <br>
*
* @throws ServletException if an error occurs
*/
public void init() throws ServletException {
System.out.println("Enter init of RegisterPageServlet ");
//初始化数据库参数：
SqlConnection.databaseDriver = this.getInitParameter("dbDriverName");
SqlConnection.databaseType = this.getInitParameter("dbType");
SqlConnection.host = this.getInitParameter("dbHost");
SqlConnection.port = this.getInitParameter("dbPort");
SqlConnection.databaseName = this.getInitParameter("dbName");
SqlConnection.dbUserName = this.getInitParameter("dbUserName");
SqlConnection.databasePwd = this.getInitParameter("dbPwd");
}
}
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