okhttp网络封装类的简单实现

最新推荐文章于 2025-06-05 11:20:16 发布

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最新推荐文章于 2025-06-05 11:20:16 发布

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本文链接：https://blog.youkuaiyun.com/Mrzhaohe/article/details/90105412

本文介绍了一个使用OkHttp库实现的网络请求管理器，它包括了GET请求的异步处理，通过Handler机制实现了UI线程与网络请求线程的交互。文章详细展示了如何设置OkHttp客户端的超时时间和日志拦截器，以及如何定义回调接口来处理请求的成功和失败。

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import android.os.Handler;
import java.io.IOException;
import java.util.concurrent.TimeUnit;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.logging.HttpLoggingInterceptor;

public class OkHttpManager {

private OkHttpClient httpClient;
private Handler handler;
/************************/
private OkHttpManager(){
    initOkHttp();
}

private static class OkHttpManagerHolder{
    private static OkHttpManager manager = new OkHttpManager();
}

public static OkHttpManager getInstance(){
    return OkHttpManagerHolder.manager;
}
/************************/
private void initOkHttp() {
    handler = new Handler();

    OkHttpClient.Builder builder = new OkHttpClient.Builder();

    builder.connectTimeout(10,TimeUnit.SECONDS)
            .readTimeout(10,TimeUnit.SECONDS)
            .writeTimeout(10,TimeUnit.SECONDS)
            .addInterceptor(new HttpLoggingInterceptor().setLevel(HttpLoggingInterceptor.Level.BODY));
    httpClient = builder.build();
}
public void doGet(String url,final AsyncCallBack callBack){
    Request request = new Request.Builder()
            .url(url)
            .build();
    httpClient.newCall(request).enqueue(new Callback() {
        @Override
        public void onFailure(final Call call, IOException e) {
            handler.post(new Runnable() {
                @Override
                public void run() {
                    if (callBack!=null){
                        callBack.Fail("error");
                    }
                }
            });
        }

        @Override
        public void onResponse(Call call, Response response) throws IOException {
            if (response.isSuccessful()){
                final String s = response.body().string();
                handler.post(new Runnable() {
                    @Override
                    public void run() {
                        if (callBack!=null){
                            callBack.Success(s);
                        }
                    }
                });
            }else {
                if (callBack!=null){
                    callBack.Fail("");
                }
            }
        }
    });
}
public interface AsyncCallBack{
    void Success(String data);

    void Fail(String data);
}
}