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我有一個android應用程序,我打了一個web服務並獲得結果。 現在我想要的是,如果結果是越來越長被提取或在請求互聯網連接消失,然後我向用戶顯示一條消息或對話框,您的連接超時 我試過這段代碼,但這不起作用 任何幫助,將不勝感激連接超時Android
blic void getVolleyTask(Context context,
final IVolleyReponse responseContext, String URL) {
RequestQueue request = Volley.newRequestQueue(context);
StringRequest strReq = new StringRequest(Request.Method.GET, URL,
new Response.Listener<String>() {
@Override
public void onResponse(String response) {
try {
if (response != null) {
JSONArray _array = new JSONArray(response);
responseContext.ResponseOk(_array);
} else {
responseContext.ResponseOk(null);
}
} catch (Exception e) {
e.printStackTrace();
responseContext.ResponseOk(null);
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
responseContext.ErrorBlock();
}
});
strReq.setRetryPolicy(new DefaultRetryPolicy(socketTimeout, maxTries,
DefaultRetryPolicy.DEFAULT_BACKOFF_MULT));
request.add(strReq);
}
public void getVolleyPostTask(Context context,
final IVolleyJSONReponse jsonResponseContext, String URL,
JSONObject obj) {
RequestQueue request = Volley.newRequestQueue(context);
JsonObjectRequest myRequest = new JsonObjectRequest(
Request.Method.POST, URL, obj,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
jsonResponseContext.ResponseOk(response);
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
jsonResponseContext.ErrorBlock();
}
}) {
@Override
public Map<String, String> getHeaders() throws AuthFailureError {
HashMap<String, String> headers = new HashMap<String, String>();
headers.put("Content-Type", "application/json; charset=utf-8");
return headers;
}
};
myRequest.setRetryPolicy(new DefaultRetryPolicy(socketTimeout,
maxTries, DefaultRetryPolicy.DEFAULT_BACKOFF_MULT));
request.add(myRequest);
}
在此先感謝!
您是否檢查您要發送寵物的網站是否可用? –
這是一個web服務,我打 –
你檢查這個web服務是否還活着嗎? –