retrofit+rxjava封装简单的工具类

     // Okhttp库

     compile 'com.squareup.okhttp3:okhttp:3.1.2'

 

   rxJava依赖包:

// Retrofit库

compile 'com.squareup.retrofit2:retrofit:2.0.2'

compile 'com.squareup.retrofit2:converter-gson:2.0.2'

//《RXjava2的适配器》

compile 'com.squareup.retrofit2:adapter-rxjava2:2.4.0'

//《Rxjava2》

compile 'io.reactivex.rxjava2:rxjava:2.1.7'

compile 'io.reactivex.rxjava2:rxandroid:2.0.1'

package com.example.jd.model.untils;



import com.example.jd.model.bean.ProductListBeans;
import com.example.jd.model.bean.SouBeans;

import io.reactivex.Observable;
import retrofit2.http.Field;
import retrofit2.http.FormUrlEncoded;
import retrofit2.http.GET;
import retrofit2.http.POST;
import retrofit2.http.Query;

/**
 * Created by nyj on 2018/5/16.
 */

public interface RetrofitApi {
    @GET("product/getProducts")
    Observable<ProductListBeans> getCall(@Query("pscid") String pscid);

    @POST("product/searchProducts")
    @FormUrlEncoded
    Observable<SouBeans> getSou(@Field("keywords") String keywords);
}

package com.example.jd.model.untils;

import okhttp3.OkHttpClient;
import okhttp3.logging.HttpLoggingInterceptor;
import retrofit2.Retrofit;
import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory;
import retrofit2.converter.gson.GsonConverterFactory;

/**
 * Created by nyj on 2018/5/16.
 */

public class RetrofitUntils {

    private Retrofit retrofit;
    private RetrofitUntils retrofitUntils;

    private RetrofitUntils() {
        HttpLoggingInterceptor httpLoggingInterceptor = new HttpLoggingInterceptor();
        httpLoggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
        OkHttpClient client = new OkHttpClient.Builder()
                .addInterceptor(httpLoggingInterceptor)
                .build();
        //建立retrofit对象
        retrofit = new Retrofit.Builder()
                .baseUrl(Constant.baseUrl)
                .client(client)
                .addConverterFactory(GsonConverterFactory.create())//默认gson解析
                .addCallAdapterFactory(RxJava2CallAdapterFactory.create())//使用RxJava2的适配器
                .build();
    }

    //单列模式
    public static RetrofitUntils INSTANCE;

    public static RetrofitUntils getInstance() {
        if (INSTANCE == null) {
            synchronized (RetrofitUntils.class) {
                if (INSTANCE == null) {
                    INSTANCE = new RetrofitUntils();
                }
            }
        }
        return INSTANCE;
    }

    //创建方法,供调用
    public RetrofitApi getApi() {
        //获取接口
        RetrofitApi retrofitApi = retrofit.create(RetrofitApi.class);
        return retrofitApi;
    }
}

package com.example.jd.presenter;


import android.util.Log;

import com.example.jd.model.bean.ProductListBeans;
import com.example.jd.model.https.HttpCallback;
import com.example.jd.model.untils.RetrofitApi;
import com.example.jd.model.untils.RetrofitUntils;
import com.example.jd.view.interfaces.IProListView;
import com.google.gson.Gson;

import java.util.List;

import io.reactivex.Observable;
import io.reactivex.Scheduler;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.observers.DisposableObserver;
import io.reactivex.schedulers.Schedulers;
import retrofit2.Call;

/**
 * Created by nyj on 2018/5/16.
 */

public class ProductListPresenter extends BasePresenter<IProListView> {

    private final RetrofitUntils retrofitUntils;

    public ProductListPresenter() {
        retrofitUntils = RetrofitUntils.getInstance();
    }

    //加载数据
    public void loadListData(String pscid) {
        Observable<ProductListBeans> observable = retrofitUntils.getApi().getCall(pscid);
        observable.subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())       

.subscribe(new Observer<ProductListBeans>() {
    @Override
    public void onSubscribe(Disposable d) {

    }

    @Override
    public void onNext(ProductListBeans productListBeans) {
        List<ProductListBeans.DataBean> data = productListBeans.getData();
        Log.e("value", productListBeans.getData().get(0).getDetailUrl() + "");
        getView().onSuccess(data);
    }

    @Override
    public void onError(Throwable e) {

    }

    @Override
    public void onComplete() {

    }
});

}}