封装的OkHttpUtils

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简单的封装OkHttpUtils

  工具类

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import okhttp3.Callback;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;

public class OkHttpUtils {
    private static OkHttpUtils okHttpUtils;//封装的OkHtpp工具类
    private static Request.Builder builder;
    private static OkHttpClient okHttpClient;

    public static OkHttpUtils getInstance(){
        builder = new Request.Builder();
        if (okHttpUtils == null){
            okHttpUtils = new OkHttpUtils();
            okHttpClient = new OkHttpClient();
        }
        return okHttpUtils;
    }

    /**
     * 添加请求地址
     * @param url 请求地址
     */
    public OkHttpUtils url(String url){
        builder.url(url);
        return okHttpUtils;
    }

    /**
     * 添加请求头
     * @param name 请求头键名
     * @param value 请求头键值
     */
    public OkHttpUtils addHeader(String name, String value){
        builder.addHeader(name, value);
        return okHttpUtils;
    }

    /**
     * post请求
     * @param requestBody 请求体
     * @param callback 回调
     */
    public void post(RequestBody requestBody, Callback callback){
        Request request = OkHttpUtils.builder.post(requestBody).build();
        okHttpClient.newCall(request).enqueue(callback);
    }

    /**
     * get请求
     * @param callback 回调
     */
    public void get(Callback callback){
        Request request = OkHttpUtils.builder.get().build();
        okHttpClient.newCall(request).enqueue(callback);
    }

    // 禁止创建对象调用
    private OkHttpUtils() {}
}

  发送post请求

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RequestBody requestBody = RequestBody.create(content, MediaType.parse("text/x-markdown; charset=utf-8"));
OkHttpUtils.getInstance().url(url).post(requestBody, new Callback() {
    @Override
    public void onFailure(@NonNull Call call, @NonNull IOException e) {
        Log.d(TAG, "请求失败 = " + e);
    }

    @Override
    public void onResponse(@NonNull Call call, @NonNull Response response) throws IOException {
        ResponseBody body = response.body();
        if (response.isSuccessful() && body != null){
            String string = body.string();
            Log.d(TAG, "result = " + string);
        }
        else {
            Log.d(TAG, "请求失败");
        }
    }
});

  发送get请求

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OkHttpUtils.getInstance().url(url).get(newCallback() {
    @Override
    public void onFailure(@NonNull Call call, @NonNull IOException e) {
        Log.d(TAG, "加载失败 = " + e);
    }

    @Override
    public void onResponse(@NonNull Call call, @NonNull Response response) throws IOException {
        ResponseBody body = response.body();
        if (response.isSuccessful() && body != null){
            String result = body.string();
            Log.d(TAG, "result = " + result);
        }
        else {
            Log.d(TAG, "加载失败");
        }
    }
});