user的值为空报错 求user层的正确写法 希望有大神帮助 拜托了 谢谢

Question

<%@ page language="java" import="java.util.*" contentType="text/html" charset="uft-8" pageEncoding="utf-8"%>
<%@ page import="com.user.*"%>
<%
response.setCharacterEncoding("utf-8");
String action=request.getParameter("action");
if(action !=null||action.equals("form1")){
String user1=request.getParameter("username");
String user2=request.getParameter("userpass");
1. boolean isSuccess=**user**.check1(user1,user2);
String msg="error";
if(isSuccess){
session.setAttribute("user1", user1);
session.setAttribute("user2", user2);
msg="ok";
}
msg=new String(msg.getBytes("ISO-8859-1"),"utf-8");
out.clear();
out.write(msg);
}
%>

public class user {
public user() {
super();
}
private String user1="";
private String user2="";
public String getUser1() {
return user1;
}
public void setUser1(String user1) {
this.user1 = user1;
}
public String getUser2() {
return user2;
}
public void setUser2(String user2) {
this.user2 = user2;
}
public boolean check1(String name,String pass){
this.user1 = name;
this.user2 = pass;
return true;
}
public user(String user1, String user2) {
super();
this.user1 = user1;
this.user2 = user2;
}
}

Answer 1

boolean isSuccess=new user().check1(user1,user2);