单例okhttp联网

package com.example.zuoye0214;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.OkHttpClient;
import okhttp3.Request;

/**

• @author liuruiqi

• @fileName OkhttpsUtils

• @package com.example.zuoye0214

• @date 2019/2/16 8:37
  **/
  public class OkhttpsUtils {
  private static OkhttpsUtils okhttpsUtils=null;

  private OkhttpsUtils(){

  }
  public static OkhttpsUtils getInstance(){
  if (okhttpsUtilsnull){
  //同步锁
  synchronized (OkhttpsUtils.class){
  if (okhttpsUtilsnull){
  okhttpsUtils=new OkhttpsUtils();
  }
  }
  }
  return okhttpsUtils;
  }

  //执行get请求
  public static void doGet(String url, Callback callback){
  //创建OkhttpClient
  OkHttpClient okHttpClient = new OkHttpClient.Builder()
  .build();
  Request request=new Request.Builder().url(url).build();
  Call call = okHttpClient.newCall(request);
  call.enqueue(callback);
  }

}