封装doGet doPost

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最新推荐文章于 2023-03-09 17:32:24 发布

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本文链接：https://blog.youkuaiyun.com/weixin_44337058/article/details/87924488

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本文详细介绍了一个基于OkHttp的网络请求工具类的封装过程，包括单例模式的实现、OkHttpClient的配置、GET和POST请求的方法封装。通过示例代码展示了如何使用自定义的OkHttpUtils类进行网络数据的获取。

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package com.bawei.day24.utils;

import android.util.Log;

import java.util.Map;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.FormBody;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.logging.HttpLoggingInterceptor;

lic class OkHttpUtils {

//单例模式
private static OkHttpUtils okHttpUtils;

private OkHttpUtils(){

}
public static OkHttpUtils getInstance(){
    if (okHttpUtils==null){
        //同步锁
        synchronized (OkHttpUtils.class){
            if (okHttpUtils==null){
                okHttpUtils = new OkHttpUtils();
            }
        }
    }
    return okHttpUtils;
}

//封装OkHttp请求
private static OkHttpClient okHttpClient =null;
private static synchronized OkHttpClient getOkHttpClient(){
    if (okHttpClient==null){
        //拦截器
        HttpLoggingInterceptor loggingInterceptor = new HttpLoggingInterceptor(new HttpLoggingInterceptor.Logger() {
            @Override
            public void log(String message) {
                Log.i("lan",message);
            }
        });
        loggingInterceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
        okHttpClient = new OkHttpClient.Builder().addInterceptor(loggingInterceptor)
.addInterceptor(new Interceptor() {
  @Override
  public Response intercept(Chain chain) throws IOException {
   		 Request request = chain.request()
            .newBuilder()
            .build();
    return chain.proceed(request);
}

})
.build();
}
return okHttpClient;
}
//doGet方法
public void doGet(String url, Callback callback){
OkHttpClient okHttpClient = getOkHttpClient();
//请求方式
Request request = new Request.Builder().url(url).build();
//执行
Call call = okHttpClient.newCall(request);
call.enqueue(callback);
}

//doPost方法
public void doPost(String url, Map<String,String>map,Callback callback){
    OkHttpClient okHttpClient = getOkHttpClient();
    //请求体
    FormBody.Builder formBody = new FormBody.Builder();
    //取值
    for (String ma:map.keySet()) {
        formBody.add(ma,map.get(ma));
    }
    //请求方式
    Request request = new Request.Builder().url(url)
            .build();

    //执行
    Call call = okHttpClient.newCall(request);
    call.enqueue(callback);

}

}