Retrofit+MVP登录注册+EventBus

//依赖

compile 'com.squareup.retrofit2:retrofit:2.3.0'compile 'com.squareup.retrofit2:converter-gson:2.3.0'compile 'org.greenrobot:eventbus:3.1.1'//main_activity 登录
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:app="http://schemas.android.com/apk/res-auto"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    tools:context="com.example.lenovo.retrofitlogin.MainActivity">    <TextView        android:layout_width="match_parent"        android:layout_height="50dp"        android:text="登录"        android:gravity="center"        />    <EditText        android:id="@+id/et_sjh"        android:layout_width="match_parent"        android:layout_height="50dp"        android:hint="请输入手机号"        />    <EditText        android:id="@+id/et_mm"        android:layout_width="match_parent"        android:layout_height="50dp"        android:hint="请输入密码"        android:layout_marginTop="20dp"        />    <LinearLayout        android:layout_width="match_parent"        android:layout_height="50dp"        android:orientation="horizontal"        android:layout_marginTop="50dp"        >        <Button            android:id="@+id/btn_dl"            android:layout_width="0dp"            android:layout_weight="1"            android:layout_height="match_parent"            android:text="登录"            />        <Button            android:id="@+id/btn_zc"            android:layout_width="0dp"            android:layout_weight="1"            android:layout_height="match_parent"            android:text="注册"            />    </LinearLayout></LinearLayout>//注册 activity_reg
<TextView    android:layout_width="match_parent"    android:layout_height="50dp"    android:text="注册"    android:gravity="center"    /><EditText    android:id="@+id/reg_sjh"    android:layout_width="match_parent"    android:layout_height="50dp"    android:hint="请输入手机号"    /><EditText    android:id="@+id/reg_mm"    android:layout_width="match_parent"    android:layout_height="50dp"    android:hint="请输入密码"    android:layout_marginTop="20dp"    /><Button    android:id="@+id/reg_zc"    android:layout_width="match_parent"    android:layout_height="50dp"    android:layout_marginTop="50dp"    android:text="注册"    />//view层
public interface ILoginView {    //登录成功    void  onLogScuss(LoginBean bean);    //注册成功    void  onRegScuss(RegBean bean);}
//model
public class LoginModel {    ILoginModel model;    public void setModel(ILoginModel model) {        this.model = model;    }    //定义一个注册方法    public void RegModel(final String name, final String pass){        MyApp.inters.Regs(name,pass).enqueue(new Callback<RegBean>() {            @Override            public void onResponse(Call<RegBean> call, Response<RegBean> response) {              RegBean bean=  response.body();                model.reg(bean);            }            @Override            public void onFailure(Call<RegBean> call, Throwable t) {            }        });    }    //定义一个登录方法    public void LogModel(final String name, final String pass){        MyApp.inters.login(name,pass).enqueue(new Callback<LoginBean>() {            @Override            public void onResponse(Call<LoginBean> call, Response<LoginBean> response) {              LoginBean bean=  response.body();               model.login(bean);            }            @Override            public void onFailure(Call<LoginBean> call, Throwable t) {            }        });    }        //定义一个接口类    public interface ILoginModel {        void  login(LoginBean bean);        void reg(RegBean bean);    }}
//presenter
public class LoginPresenter implements LoginModel.ILoginModel{    LoginModel model;    ILoginView view;    public LoginPresenter(ILoginView view) {        this.view = view;        model = new LoginModel();        model.setModel(this);    }    @Override    public void login(LoginBean bean) {        view.onLogScuss(bean);    }    @Override    public void reg(RegBean bean) {        view.onRegScuss(bean);    }    //定义登录的方法    public void LogPer(String name, String pass){        model.LogModel(name,pass);    }    //定义注册的方法    public void RecPer(String name,String pass){        model.RegModel(name,pass);    }}

//接口
public interface Inters {    //http://120.27.23.105/user/login?mobile=18765432100&password=666666    @GET("user/login")    Call<LoginBean>  login(@Query("mobile") String mobile, @Query("password") String password);    //注册    @GET("user/reg")    Call<RegBean> Regs(@Query("mobile") String mobile, @Query("password") String password);

 }

//myapp 网络请求初始化
public class MyApp extends Application{public  static  Inters inters;    @Override    public void onCreate() {        super.onCreate();        Retrofit retrofit=new Retrofit.Builder()                .baseUrl("http://120.27.23.105/")                .addConverterFactory(GsonConverterFactory.create())                .build();       inters= retrofit.create(Inters.class);    }}

//注册activity
public class Reg_Activity extends AppCompatActivity implements ILoginView {    public EditText reg_sjh;    public EditText reg_mm;    public Button reg_zc;    public LoginPresenter presenter;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_reg);//找控件        reg_sjh = findViewById(R.id.reg_sjh);        reg_mm = findViewById(R.id.reg_mm);        reg_zc = findViewById(R.id.reg_zc);        //拿到P层        presenter = new LoginPresenter(this);        //注册按钮点击事件        reg_zc.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                if(reg_sjh.getText().toString().trim().length()!=11){                    Toast.makeText(Reg_Activity.this,"用户名输入错误",Toast.LENGTH_LONG).show();                }else if(reg_mm.getText().toString().trim().length()!=6){                    Toast.makeText(Reg_Activity.this,"密码输入错误",Toast.LENGTH_LONG).show();                }else{                    presenter.RecPer(reg_sjh.getText().toString(),reg_mm.getText().toString());                }            }        });    }    @Override    public void onLogScuss(LoginBean bean) {    }    @Override    public void onRegScuss(RegBean bean) {        if (bean.getCode().equals("0")) {            Toast.makeText(this, "注册成功", Toast.LENGTH_SHORT).show();        } else {            Toast.makeText(this, "注册失败", Toast.LENGTH_SHORT).show();        }    }}  //eventbus传值bean
public class EventBusBean {    private  String mobile;    private String url;    public EventBusBean(String mobile, String url) {        this.mobile = mobile;        this.url = url;    }    public String getMobile() {        return mobile;    }    public void setMobile(String mobile) {        this.mobile = mobile;    }    public String getUrl() {        return url;    }    public void setUrl(String url) {        this.url = url;    }}



登录 activity
public class MainActivity extends AppCompatActivity implements ILoginView{    public EditText et_sjh;    public EditText et_mm;    public Button btn_dl;    public Button btn_zc;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);//找控件        et_sjh = findViewById(R.id.et_sjh);        et_mm = findViewById(R.id.et_mm);        btn_dl = findViewById(R.id.btn_dl);        btn_zc = findViewById(R.id.btn_zc);        final LoginPresenter presenter = new LoginPresenter(this);        //跳转到登录后主界面        btn_dl.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                if(et_sjh.getText().toString().trim().length()!=11){                    Toast.makeText(MainActivity.this,"用户名输入错误", Toast.LENGTH_LONG).show();                }else if(et_mm.getText().toString().trim().length()!=6){                    Toast.makeText(MainActivity.this,"密码输入错误",Toast.LENGTH_LONG).show();                }else{                    presenter.LogPer(et_sjh.getText().toString(),et_mm.getText().toString());                }            }        });        //跳转到注册界面        btn_zc.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View view) {                Intent intent = new Intent(MainActivity.this,Reg_Activity.class);                startActivity(intent);            }        });    }    @Override    public void onLogScuss(LoginBean bean) {        if (bean.getCode().equals("0")){            Toast.makeText(this,"登录成功",Toast.LENGTH_SHORT).show();             //EventBus传值            EventBus.getDefault().postSticky(new EventBusBean(bean.getData().getUsername(),bean.getData().getIcon()+""));            startActivity(new Intent(this,UserActivity.class));//登录成功跳转个人中心                    }else{            Toast.makeText(this,"登录失败",Toast.LENGTH_SHORT).show();        }    }    @Override    public void onRegScuss(RegBean bean) {    }}
//个人中心
public class UserActivity extends AppCompatActivity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_user);        EventBus.getDefault().register(this);    }    @Subscribe(sticky = true)    public  void  event(EventBusBean busBean){        Toast.makeText(this, ""+busBean.getUrl()+busBean.getMobile(), Toast.LENGTH_SHORT).show();    }    @Override    protected void onDestroy() {        super.onDestroy();        EventBus.getDefault().unregister(this);    }}//最后AndroidManifest.xml注册
android:name=".MyApp"