diff --git a/AndroidStudio_projects/app/src/main/java/com/example/hamburger/register.java b/AndroidStudio_projects/app/src/main/java/com/example/hamburger/register.java
deleted file mode 100644
index 42a4041..0000000
--- a/AndroidStudio_projects/app/src/main/java/com/example/hamburger/register.java
+++ /dev/null
@@ -1,104 +0,0 @@
-package com.example.hamburger;
-
-import android.annotation.SuppressLint;
-import android.content.Intent;
-import android.os.Bundle;
-import android.os.Handler;
-import android.os.Message;
-import android.view.View;
-import android.widget.Button;
-import android.widget.EditText;
-import android.widget.Toast;
-import com.example.hamburger.dao.UserDao;
-import com.example.hamburger.entity.User;
-
-import androidx.appcompat.app.AppCompatActivity;
-
-public class register extends AppCompatActivity {
-    private static final String TAG = "mysql-party-register";
-    EditText userAccount = null;
-    EditText userPassword = null;
-    EditText userName = null;
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_register);
-
-        userAccount = findViewById(R.id.userAccount);
-        userPassword = findViewById(R.id.userPassword);
-        userName = findViewById(R.id.userName);
-    }
-
-
-    public void register(View view){
-
-        String userAccount1 = userAccount.getText().toString();
-        String userPassword1 = userPassword.getText().toString();
-        String userName1 = userName.getText().toString();
-        User user = new User();
-        user.setUserAccount(userAccount1);
-        user.setUserPassword(userPassword1);
-        user.setUserName(userName1);
-        user.setUserType(1);
-        user.setUserState(0);
-        user.setUserDel(0);
-
-        new Thread(){
-            @Override
-            public void run() {
-                int msg = 0;
-                UserDao userDao = new UserDao();
-                User uu = userDao.findUser(user.getUserAccount());
-                if(uu != null){
-                    msg = 1;
-                }
-                else{
-                    boolean flag = userDao.register(user);
-                    if(flag){
-                        msg = 2;
-                    }
-                }
-                hand.sendEmptyMessage(msg);
-            }
-        }.start();
-
-
-    }
-    @SuppressLint("HandlerLeak")
-    final Handler hand = new Handler()
-    {
-        public void handleMessage(Message msg) {
-            if(msg.what == 0) {
-                Toast.makeText(getApplicationContext(),"注册失败",Toast.LENGTH_LONG).show();
-            } else if(msg.what == 1) {
-                Toast.makeText(getApplicationContext(),"该账号已经存在，请换一个账号",Toast.LENGTH_LONG).show();
-            } else if(msg.what == 2) {
-                Toast.makeText(getApplicationContext(), "注册成功", Toast.LENGTH_LONG).show();
-                Intent intent = new Intent();
-                //将想要传递的数据用putExtra封装在intent中
-                intent.putExtra("a","注册");
-                setResult(RESULT_CANCELED,intent);
-                finish();
-            }
-        }
-    };
-
-    public void Ret(View view){
-        //获取按钮
-        Button button = (Button) findViewById(R.id.ret);
-
-        //按钮进行监听
-        button.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                //监听按钮，如果点击，就跳转
-                Intent intent = new Intent();
-                //前一个（MainActivity.this）是目前页面，后面一个是要跳转的下一个页面
-                intent.setClass(register.this, MainActivity.class);
-                startActivity(intent);
-            }
-        });
-    }
-
-}
\ No newline at end of file