第二阶段冲刺9
这是一个关于登陆进入对应用户界面的几个功能。
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package com.example.shazidouhuiapp.activity;import android.content.Intent;import android.os.Bundle;import android.widget.Toast;import androidx.annotation.Nullable;import androidx.appcompat.app.AppCompatActivity;import com.example.shazidouhuiapp.Bean.User;import com.example.shazidouhuiapp.MainActivity;import com.example.shazidouhuiapp.R;import java.util.Timer;import java.util.TimerTask;import cn.bmob.v3.Bmob;import cn.bmob.v3.BmobQuery;import cn.bmob.v3.BmobUser;import cn.bmob.v3.exception.BmobException;import cn.bmob.v3.listener.QueryListener;public class splash extends AppCompatActivity { @Override protected void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.splash); Timer timer = new Timer(); timer.schedule(timertask, 2000); Bmob.initialize(this,"e575c228703fd6ae7b822919edc18236"); } TimerTask timertask = new TimerTask() { @Override public void run() { BmobUser currentUser = BmobUser.getCurrentUser(User.class); //逻辑判断是否登录，登陆了进入对应用户界面 if (currentUser!=null) { String id=currentUser.getObjectId(); BmobQuery<User> query=new BmobQuery<>(); query.getObject(id, new QueryListener<User>() { @Override public void done(User user, BmobException e) { if(user.getType().equals("student")){ startActivity(new Intent(splash.this, studentinterface.class)); } else if(user.getType().equals("teacher")){ startActivity(new Intent(splash.this,teacherinterface.class)); } } }); } else { startActivity(new Intent(splash.this, mobloging.class)); } } };} |
