utils

package com.example.zjj1603b20180910.utils;

import android.util.Log;

import com.example.zjj1603b20180910.api.api;

import java.io.IOException;

import okhttp3.Interceptor;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import retrofit2.Retrofit;
import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory;
import retrofit2.converter.gson.GsonConverterFactory;

public class HttpUtils {
    //成员变量
    private  static  HttpUtils httpUtils;
    private OkHttpClient okHttpClient;
    //私有构造
    private HttpUtils(){
        okHttpClient=new OkHttpClient.Builder()
                .addInterceptor(new longinterceptor())
                .build();
    }
    //拦截器方法
    class longinterceptor implements Interceptor{

        @Override
        public Response intercept(Chain chain) throws IOException {
            //请求对象
            Request request = chain.request();
            //创建方法
            String method = request.method();
            //添加日志信息
            Log.i("xxx",method+"");
            //接收铺对象
            Response response = chain.proceed(request);
            return response;
        }
    }
    //单例模式
    public  static  HttpUtils getinstance(){
        if (httpUtils==null){
            synchronized (HttpUtils.class){
                if (httpUtils==null){
                    httpUtils=new HttpUtils();
                }
            }
        }
        return  httpUtils;
    }
    public api getpost(String base){
        Retrofit retrofit = new Retrofit.Builder()
                .client(okHttpClient)
                //添加拼接地址
                .baseUrl(base)
                //添加retrofit对RXjava 的支持
                .addCallAdapterFactory(RxJava2CallAdapterFactory.create())
                //添加gson对象
                .addConverterFactory(GsonConverterFactory.create())
                .build();
        //获取接口
        api api = retrofit.create(api.class);
        return  api;
    }
}