/**
* 内部调用接口，发起一个通用的GsonRequest请求
*
* @param url 请求地址
* @param clazz 响应的模型
* @param success 成功的回调
* @param error 失败的回调
* @param name 要上传文件的字段名(可选)
* @param file 要上传的文件(可选)
* @param sendImmediately 是否创建请求后马上发送，如果传false，则需要自己将request加入到requestQueue中去
* @return 返回的Request对象可以用于取消请求
*/
public static <T> Request request(
int method,
String url,
String refer,
String name,
File file,
Class<T> clazz,
Response.Listener<T> success,
Response.ErrorListener error,
boolean sendImmediately) {
Request request;
if (null == file) {
request = new GsonRequest<T>(method, url, refer, clazz, null, null, success, error);
request.setRetryPolicy(
RetryPolicyFactory.getRetryPolicy(RetryPolicyFactory.RETRY_POLICY.NORMAL));
} else {
request = new GsonRequest<T>(method, url, refer, clazz, name, file, success, error);
request.setRetryPolicy(
RetryPolicyFactory.getRetryPolicy(RetryPolicyFactory.RETRY_POLICY.MULTIPART));
}
if (sendImmediately) {
requestQueue.add(request);
}
return request;
}
/**
* 通过GET方法下载一个文件，内部会走HTTP的缓存机制
*
* @param url
* @param success
* @param error
* @return
*/
public static Request<File> download(
String url, Response.Listener<File> success, Response.ErrorListener error) {
Request<File> request = new FileRequest(Method.GET, url, success, error);
request.setRetryPolicy(
RetryPolicyFactory.getRetryPolicy(RetryPolicyFactory.RETRY_POLICY.DOWNLOAD));
requestQueue.add(request);
return request;
}
/**
* 发起一个同步HTTP请求
*
* @param method
* @param url
* @param name
* @param file
* @param clazz
* @return
* @throws java.util.concurrent.ExecutionException
* @throws InterruptedException
*/
public static <T> T requestSync(
int method, String url, String refer, String name, File file, Class<T> clazz)
throws ExecutionException, InterruptedException {
Request<T> request;
RequestFuture<T> future = RequestFuture.newFuture();
if (null == file) {
request = new GsonRequest<T>(method, url, refer, clazz, null, null, future, future);
request.setRetryPolicy(
RetryPolicyFactory.getRetryPolicy(RetryPolicyFactory.RETRY_POLICY.NORMAL));
} else {
request = new GsonRequest<T>(method, url, refer, clazz, name, file, future, future);
request.setRetryPolicy(
RetryPolicyFactory.getRetryPolicy(RetryPolicyFactory.RETRY_POLICY.MULTIPART));
}
requestQueue.add(request);
T t = future.get();
return t;
}
