Android okhttp3封装

Okhttp确实是功能强大，高效率，简洁的网络请求框架，所以最近项目也集成了改框架，写了一个Manager管理类，整理下给大家看下。

*** * 使用OkHttp框架执行网络请求 * */public class OkHttpManager {    private static final String TAG = "OkHttpManager";    //提交json数据    private static final MediaType JSON = MediaType.parse(            "application/json;charset=utf-8");    //提交字符串数据    private static final MediaType MEDIA_TYPE_MARKDOWN = MediaType.parse(            "text/x-markdown;charset=utf-8");    public final static int CONNECT_TIMEOUT = 60;    public final static int READ_TIMEOUT = 100;    public final static int WRITE_TIMEOUT = 60;    private static OkHttpManager mInstance;    private OkHttpClient mOkHttpClient;    private Handler handler;    private OkHttpManager() {        mOkHttpClient = new OkHttpClient.Builder()                .connectTimeout(CONNECT_TIMEOUT, TimeUnit.SECONDS)                .readTimeout(READ_TIMEOUT, TimeUnit.SECONDS)                .writeTimeout(WRITE_TIMEOUT, TimeUnit.SECONDS)                .build();        handler = new Handler(Looper.getMainLooper());//主线程处理    }    public synchronized static OkHttpManager getInstance() {        if (mInstance == null) {            mInstance = new OkHttpManager();        }        return mInstance;    }    public void getRequest(String url, final ResultCallback callback) {        Request request = new Request.Builder().url(url).build();        deliveryResult(callback, request);    }    private void postRequest(String url, final ResultCallback callback,                             List<OkHttpParam> params) {        Request request = buildPostRequest(url, params);    }    /**     * post异步请求     * josn参数     * @param url     * @param callback     * @param json     */    private void postRequest(String url, final ResultCallback callback,                             String json) {        Request request = buildPostRequest(url, json);        deliveryResult(callback, request);    }    private void deliveryResult(final ResultCallback callback, Request request) {        mOkHttpClient.newCall(request).enqueue(new Callback() {            @Override            public void onFailure(Call call, IOException e) {                sendFailCallback(callback, e);            }            @Override            public void onResponse(Call call, Response response) throws IOException {                try {                    sendSuccessCallBack(callback, response);                } catch (final Exception e) {                    sendFailCallback(callback, e);                }            }        });    }    /**     * 异步请求     *     * @param url     * @param callBack     */    public void getUrl(String url, final HttpCallBack callBack) {        Request request = new Request.Builder().url(url).build();        mOkHttpClient.newCall(request).enqueue(new Callback() {            @Override            public void onFailure(Call call, IOException e) {                callBack.onFailure(e);            }            @Override            public void onResponse(Call call, Response response) throws IOException {                callBack.onSuccess(response);            }        });    }    /**     * 上传文件     *     * @param url     * @param file     * @param callback     */    public void postFile(String url, File file, Callback callback) {        RequestBody fileBody = RequestBody.create(MediaType.parse("application/octet-stream"), file);        RequestBody requestBody = new MultipartBody.Builder().addFormDataPart("filename", file.getName(), fileBody).build();        Request requestPostFile = new Request.Builder()                .url(url)                .post(requestBody)                .build();        mOkHttpClient.newCall(requestPostFile).enqueue(callback);    }    /**     * 多个参数请求     *     * @param url     * @param params     * @return     */    private Request buildPostRequest(String url, List<OkHttpParam> params) {        FormBody.Builder builder = new FormBody.Builder();        for (OkHttpParam param : params) {            builder.add(param.key, param.value);        }        RequestBody formBody = builder.build();        return new Request.Builder().url(url).post(formBody).build();    }    /**     * json参数     *     * @param url     * @param json     * @return     */    private Request buildPostRequest(String url, String json) {        RequestBody requestBody = RequestBody.create(JSON, json);        return new Request.Builder().url(url).post(requestBody).build();    }    private void sendFailCallback(final ResultCallback callback, final Exception e) {        handler.post(new Runnable() {            @Override            public void run() {                if (callback != null) {                    callback.onFailure(e);                }            }        });    }    private void sendSuccessCallBack(final ResultCallback callback,                                     final Response response) {        handler.post(new Runnable() {            @Override            public void run() {                if (callback != null) {                    callback.onSuccess(response);                }            }        });    }    /**     * get请求     *     * @param url      请求url     * @param callback 请求回调     */    public static void get(String url, ResultCallback callback) {        getInstance().getRequest(url, callback);    }    public static void get(String url) {        get(url, new ResultCallback() {            @Override            public void onSuccess(Response response) {            }            @Override            public void onFailure(Exception e) {            }        });    }    /**     * post请求     *     * @param url      请求url     * @param callback 请求回调     * @param params   请求参数     */    public static void post(String url, List<OkHttpParam> params,                            final ResultCallback callback) {        getInstance().postRequest(url, callback, params);    }    /**     * post请求     *     * @param url      请求url     * @param callback 请求回调     * @param json     请求json     */    public static void post(String url, String json,                            final ResultCallback callback) {        getInstance().postRequest(url, callback, json);    }    /**     * http请求回调类,回调方法在UI线程中执行     */    public static abstract class ResultCallback {        /**         * 请求成功回调         *         * @param response         */        public abstract void onSuccess(Response response);        /**         * 请求失败回调         *         * @param e         */        public abstract void onFailure(Exception e);    }    /**     * post请求参数类     */    public static class OkHttpParam {        String key;        String value;        public OkHttpParam() {        }        public OkHttpParam(String key, String value) {            this.key = key;            this.value = value;        }    }    /**     * 请求回调接口     */    public interface HttpCallBack {        void onSuccess(Response response);        void onFailure(Exception e);    }