网络请求工具类

public interface HttpApi {
    public void getUrlcontext(String url, Map<String, String> head, Map<String, String> body, ZCallback callback);

    public void postUrlcontext(String url, Map<String, String> head, Map<String, String> body, ZCallback callback);
}

 

public class HttpFactory {
    public static HttpApi create() {

        return HttpXutils.getInstance();
    }
}

 

 

public class HttpXutils implements HttpApi {
    /**
     * 单利类
     */

    public static HttpXutils httpxutils;
    private HttpManager xutils;


    private HttpXutils() {
        xutils = x.http();
    }

    public static HttpXutils getInstance() {
        if (httpxutils == null) {
            synchronized (HttpXutils.class) {
                if (httpxutils == null) {
                    httpxutils = new HttpXutils();
                }
            }
        }
        return httpxutils;
    }


    /**
     * get请求
     *
     * @param url
     * @param head
     * @param body
     * @param callback
     */
    @Override
    public void getUrlcontext(String url, Map<String, String> head, Map<String, String> body, final ZCallback callback) {
        RequestParams params = new RequestParams(url);
        for (String key : head.keySet()) {
            String value = head.get(key);
            params.addHeader(key, value);
        }

        for (String name : body.keySet()) {
            String value = body.get(name);
            params.addQueryStringParameter(name, value);
        }

        xutils.get(params, new Callback.CommonCallback<String>() {
            @Override
            public void onSuccess(String result) {
                if (result != null) {
                    callback.onSuccess(result);
                }
            }

            @Override
            public void onError(Throwable ex, boolean isOnCallback) {
                if (isOnCallback = true) {
                    if (ex != null) {
                        callback.onError(ex.toString());




                    }
                }
            }

            @Override
            public void onCancelled(CancelledException cex) {

            }

            @Override
            public void onFinished() {

            }
        });
    }


    /**
     * post请求
     *
     * @param url
     * @param head
     * @param body
     * @param callback
     */
    @Override
    public void postUrlcontext(String url, Map<String, String> head, Map<String, String> body, final ZCallback callback) {
        RequestParams params = new RequestParams(url);
        for (String key : head.keySet()) {
            String value = head.get(key);
            params.addHeader(key, value);
        }

        for (String name : body.keySet()) {
            String value = body.get(name);
            params.addBodyParameter(name, value);
        }

        xutils.post(params, new Callback.CommonCallback<String>() {
            @Override
            public void onSuccess(String result) {
                if (result != null) {
                    callback.onSuccess(result);
                }
            }

            @Override
            public void onError(Throwable ex, boolean isOnCallback) {
                if (isOnCallback = true) {
                    if (ex != null) {
                        callback.onError(ex.toString());
                    }
                }
            }

            @Override
            public void onCancelled(CancelledException cex) {

            }

            @Override
            public void onFinished() {

            }
        });
    }
}

 

 

public interface ZCallback {
    void onSuccess(String string);

    void onError(String string);
}

 

这是4个类，