Interceptor修改服務器返回的數據

package 


import android.util.Log;



import java.io.IOException;
import java.nio.charset.Charset;

import okhttp3.Interceptor;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.ResponseBody;
import okio.Buffer;
import okio.BufferedSource;

/**
 * @author liushengwei 請求攔截器
 * @description: https://github.com/lsw8569013
 * @date :2020-02-14 14:03
 */
public class CommonRequestInterceptor implements Interceptor {

    private INetWorkInfo netWorkInfo;

    public CommonRequestInterceptor(INetWorkInfo netWorkInfo) {
        this.netWorkInfo = netWorkInfo;
    }

    @Override
    public Response intercept(Chain chain) throws IOException {
        Request.Builder builder = chain.request().newBuilder();
        // 可以添加公共的請求投 token Access_Token
        String token = netWorkInfo.getToken();
        Request request = null;
        if (token != null) {
            request = builder.addHeader("Access_Token", token)
                    .build();
        }else{
            request = builder .build();
        }
        //打印返回信息
        Response response = chain.proceed(request);
        if (BuildConfig.DEBUG) {
            Log.e("lsw", "response返回參數" + response.toString());

        }

        ResponseBody responseBody = response.body();
        long contentLength = responseBody.contentLength();
        BufferedSource source = responseBody.source();
        source.request(Integer.MAX_VALUE); // Buffer the entire body.
        Buffer buffer = source.buffer();

        String backSource = buffer.clone().readString(Charset.forName("UTF-8"));
        if(BuildConfig.DEBUG){
            if (contentLength != 0) {
                Log.e("lsw", "服務器返回數據 =：" + backSource);
            }
        }

        BaseBeanCheck bean = new Gson().fromJson(backSource, BaseBeanCheck.class);
        if(bean.getData() instanceof String){
            bean.setData(null);
            String replace = new Gson().toJson(bean);
            if(BuildConfig.DEBUG){
                Log.e("lsw", "服務器修改後 返回數據 =：" + replace);
            }
            Response build = response.newBuilder().body(ResponseBody.create(responseBody.contentType(), replace)).build();
            return build;
        }


        return response;
    }
}