android 网络请求封装，可改

/** * 创建一个回调接口，让需要做网络请求的Activity实现此接口 */public interface DataCallBack {     void onCallBackSuccessed(int notify, String result);//请求响应成功时回调     void onCallBackFailed();//请求响应失败时回调}
/** * 网络请求工具类 */public class HttpRequest implements Constans {    private String tag = "HttpRequest";    private FinalHttp fh;    private DataCallBack dataCallBack;    private Context context;    private MyToast myToast;    private Handler okHttpHandler;    public HttpRequest(DataCallBack dataCallBack, Context context) {        fh = new FinalHttp();        this.context = context;        this.dataCallBack = dataCallBack;        this.okHttpHandler=new Handler(Looper.getMainLooper());        myToast = new MyToast(context);    }    public void requestPost(int notify, Map<String, String> map, String url) {        requestData(notify, map, url, POST);    }    public void requestGet(int notify, Map<String, String> map, String url) {        requestData(notify, map, url, GET);    }    //封装网络请求方法    private void requestData(int notify, Map<String, String> map, String url, String requestMothed) {        String httpUrl = url;        if (requestMothed.equals("get")) {//            //get请求//            String urlParam = "";//            if (!url.contains("?"))//                httpUrl += "?";//            else//                httpUrl += "&";//            int i = map.size();//            for (String key : map.keySet()) {//                i--;//                urlParam += key + "=" + map.get(key);//                if (i > 0) {//                    urlParam += "&";//                }//            }//            httpUrl += urlParam;            AjaxParams ap = new AjaxParams(map);            System.out.println(tag + ":get-httpUrl:" + httpUrl);            System.out.println(tag + ":get-httpUrl-map:" + map);            fh.configTimeout(10000);// 超时时间            fh.get(httpUrl, ap, new HttpListener(notify, dataCallBack));        } else {            //post请求            System.out.println(tag + ":post-httpUrl:" + httpUrl);            System.out.println(tag + ":post-httpUrl-map:" + map);//            fh.configTimeout(10000);// 超时时间//            AjaxParams ap = new AjaxParams(map);//            fh.post(httpUrl, ap, new HttpListener(notify, dataCallBack));            OkHttpClient client = new OkHttpClient();            //构建Request,解析链接，这里可选get/post方法            FormBody.Builder builder = new FormBody.Builder();            for (String key : map.keySet()) {                builder.add(key, map.get(key));            }            final Request request = new Request.Builder().post(builder.build()).url(httpUrl).build();            //添加到请求队列            client.newCall(request).enqueue(new HttpListener1(notify, dataCallBack));        }    }    class HttpListener1 implements okhttp3.Callback {        private int notify;        private DataCallBack dataCallBack;        public HttpListener1(int notify, DataCallBack dataCallBack) {            this.notify = notify;            this.dataCallBack = dataCallBack;        }        @Override        public void onFailure(Call call, IOException e) {            // TODO Auto-generated method stub            System.out.println(tag + ":" + e);            //  myToast.showToast(context.getResources().getString(R.string.network_error), context);            if (this.dataCallBack != null) {                /** 执行onCallBackFailed()回调方法 */                this.dataCallBack.onCallBackFailed();            }        }        @Override        public void onResponse(Call call, Response response) throws IOException {            final String responseStr = response.body().string();            okHttpHandler.post(new Runnable() {                @Override                public void run() {                    if (dataCallBack != null) {                        dataCallBack.onCallBackSuccessed(notify,responseStr);                    }                }            });        }    }    /**     * Afinal回调     */    class HttpListener extends AjaxCallBack<String> {        private int notify;        private DataCallBack dataCallBack;        public HttpListener(int notify, DataCallBack dataCallBack) {            this.notify = notify;            this.dataCallBack = dataCallBack;        }        @Override        public void onSuccess(String t) {            // TODO Auto-generated method stub            System.out.println(tag + ":" + t);            if (this.dataCallBack != null) {                /** 执行onCallBackSuccessed()回调方法 */                this.dataCallBack.onCallBackSuccessed(notify, t);            }        }        @Override        public void onFailure(Throwable t, String strMsg) {            // TODO Auto-generated method stub            System.out.println(tag + ":" + strMsg);            myToast.showToast(context.getResources().getString(R.string.network_error), context);            if (this.dataCallBack != null) {                /** 执行onCallBackFailed()回调方法 */                this.dataCallBack.onCallBackFailed();            }        }    }}
/** * 获取网络数据类 */public class GetNetData implements Constans {    private HttpRequest httpRequest;    private Long mTime; // 时间    private String mKey = "bxapp"; // key    private String sign;    private String time;    public GetNetData(DataCallBack dataCallBack,Context context) {        this.httpRequest = new HttpRequest(dataCallBack,context);    }    //获取登录接口请求方法    public void getLogin(int notify, String tel, String pwd,String devid) {        Map<String, String> map = new HashMap<String, String>();        mTime = System.currentTimeMillis() / 1000;        time = WaMD5.getMD5(mTime.toString());        sign = WaMD5.getMD5(time + mKey);        map.put("tel", tel);        map.put("pwd", pwd);        map.put("timestamp", mTime.toString());        map.put("sign", sign);        map.put("devid", devid);        map.put("devt", "android");        httpRequest.requestPost(notify, map, WA_LOGIN_URL);    }
}