普通MVP+XRexyclerview+RxJava+Retrofit+Fresco

build.gradle

   apply plugin: 'com.android.application'android {    compileSdkVersion 26    defaultConfig {        applicationId "com.example.adminjs.mamm"        minSdkVersion 15        targetSdkVersion 26        versionCode 1        versionName "1.0"        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"    }    buildTypes {        release {            minifyEnabled false            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'        }    }}dependencies {    implementation fileTree(dir: 'libs', include: ['*.jar'])    implementation 'com.android.support:appcompat-v7:26.1.0'    implementation 'com.android.support.constraint:constraint-layout:1.0.2'    testImplementation 'junit:junit:4.12'    androidTestImplementation 'com.android.support.test:runner:1.0.1'    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'    compile 'com.squareup.retrofit2:converter-gson:2.3.0'    compile 'com.squareup.retrofit2:retrofit:2.3.0'    compile 'com.facebook.fresco:fresco:1.5.0'    compile 'com.squareup.retrofit2:adapter-rxjava2:2.3.0'    compile "io.reactivex.rxjava2:rxjava:2.1.1"    compile 'io.reactivex.rxjava2:rxandroid:2.0.1'  //  implementation 'com.android.support:recyclerview-v7:26.1.0'    compile 'com.jcodecraeer:xrecyclerview:1.3.2'}

清单列表

   <?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.example.adminjs.mamm"><uses-permission android:name="android.permission.INTERNET"/>    <application        android:name=".MyApp"        android:allowBackup="true"        android:icon="@mipmap/ic_launcher"        android:label="@string/app_name"        android:roundIcon="@mipmap/ic_launcher_round"        android:supportsRtl="true"        android:theme="@style/AppTheme">        <activity android:name=".MainActivity">            <intent-filter>                <action android:name="android.intent.action.MAIN" />                <category android:name="android.intent.category.LAUNCHER" />            </intent-filter>        </activity>    </application></manifest>

M层

   public class MoldelImpl {    public void getData(final ModelCallBack callBack){        Map<String, String> map = new HashMap<>();        map.put("key","71e58b5b2f930eaf1f937407acde08fe");        map.put("num","10");        MyApp.inters.get(map)                .subscribeOn(Schedulers.io())                .observeOn(AndroidSchedulers.mainThread())                .subscribe(new Consumer<Bean>() {                    @Override                    public void accept(Bean bean) throws Exception {                        callBack.success(bean);                    }                });    }    public interface ModelCallBack {        public void success(Bean bean);    }}

V层

   public interface MaView {    public void success(Bean bean);    public void failure();}   

P层

  public class MainPresenter{  private MaView view;   private MoldelImpl moldel;    public MainPresenter(MaView view) {        this.view = view;        this.moldel = new MoldelImpl();    }    public void get(){        moldel.getData(new MoldelImpl.ModelCallBack() {            @Override            public void success(Bean bean) {                if(view != null){                    view.success(bean);                }            }        });    }}

拼接

public interface Inters {   @GET("/nba")    Observable<Bean> get(@QueryMap Map<String, String> map);}

初始化

  public class MyApp extends Application{    public static Inters inters;    @Override    public void onCreate() {        super.onCreate();        Fresco.initialize(this);        Retrofit retrofit = new Retrofit.Builder()                .baseUrl("http://api.tianapi.com")                .addConverterFactory(GsonConverterFactory.create())                .addCallAdapterFactory(RxJava2CallAdapterFactory.create())                .build();        inters = retrofit.create(Inters.class);    }}

适配器

public class MyAdapter extends XRecyclerView.Adapter<MyAdapter.IViewholder> {    private Context context;    private List<Bean.NewslistBean>list;    public MyAdapter(Context context) {        this.context = context;    }    public void addData(Bean bean){        if(list == null){            list = new ArrayList<>();        }        list.addAll(bean.getNewslist());        notifyDataSetChanged();    }    @Override    public IViewholder onCreateViewHolder(ViewGroup parent, int viewType) {        View view = View.inflate(context, R.layout.item_layout, null);        return new IViewholder(view);    }    @Override    public void onBindViewHolder(IViewholder holder, int position) {       holder.simpleDraweeView.setImageURI(list.get(position).getPicUrl());       holder.textView.setText(list.get(position).getTitle());        RoundingParams roundingParams = RoundingParams.fromCornersRadius(5f);        roundingParams.setRoundAsCircle(true);        holder.simpleDraweeView.getHierarchy().setRoundingParams(roundingParams);    }    @Override    public int getItemCount() {        return list == null ? 0 : list.size();    }    class IViewholder extends XRecyclerView.ViewHolder{         SimpleDraweeView simpleDraweeView;        TextView textView;        public IViewholder(View itemView) {            super(itemView);             simpleDraweeView = itemView.findViewById(R.id.simpledra);            textView = itemView.findViewById(R.id.text);        }    }}

MainActivity

    public class MainActivity extends Activity implements MaView{        private XRecyclerView xr;        private MainPresenter presenter;        private MyAdapter adapter;        @Override        protected void onCreate(Bundle savedInstanceState) {            super.onCreate(savedInstanceState);            setContentView(R.layout.activity_main);            xr = findViewById(R.id.xrecyclerview);            presenter = new MainPresenter(this);            presenter.get();            LinearLayoutManager manager = new LinearLayoutManager(this,LinearLayoutManager.VERTICAL,false);            xr.setLayoutManager(manager);            adapter = new MyAdapter(MainActivity.this);            xr.setAdapter(adapter);            xr.setLoadingListener(new XRecyclerView.LoadingListener() {                @Override                public void onRefresh() {                    Toast.makeText(MainActivity.this,"已经是最新的啦！",Toast.LENGTH_SHORT).show();                    xr.refreshComplete();                }                @Override                public void onLoadMore() {                  xr.loadMoreComplete();                }            });        }        @Override        public void success(Bean bean) {            adapter.addData(bean);           // Toast.makeText(MainActivity.this,bean.toString(),Toast.LENGTH_SHORT).show();        }        @Override        public void failure() {        }    }

[源码]https://github.com/jisheng6/Mamm