所以我正在使用JsonObjectRequest
发送一个JsonObject
到休息电话,但它返回JsonArray
而不是一个JsonObject
。它给了我一个错误,说它无法解析来自JsonObjectRequest
,但如果我使用JsonArrayRequest
我无法发送JsonObject
在身体里。我如何发送JsonObject
但得到一个JsonArray
作为回应?
RequestQueue queue = Volley.newRequestQueue(this);
JsonObjectRequest jsObjRequest = new JsonObjectRequest(Request.Method.POST,url,jsonBody,
new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
String test = "";
}
},
new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
}
});
我最近遇到了这种情况,并意识到 Volley 没有为此提供任何开箱即用的解决方案。您已创建一个自定义响应,该响应接受 json 对象请求并返回一个数组。一旦你创建了自己的类,你就可以做这样的事情。
CustomJsonRequest jsonObjectRequest = new CustomJsonRequest(Request.Method.POST, url, credentials, new Response.Listener<JSONArray>(){...}
package com.example.macintosh.klickcard.Helpers.Network;
import com.android.volley.NetworkResponse;
import com.android.volley.ParseError;
import com.android.volley.Response;
import com.android.volley.toolbox.HttpHeaderParser;
import com.android.volley.toolbox.JsonRequest;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.UnsupportedEncodingException;
/**
* Created by yasinyaqoobi on 10/6/16.
*/
public class CustomJsonRequest<T> extends JsonRequest<JSONArray> {
private JSONObject mRequestObject;
private Response.Listener<JSONArray> mResponseListener;
public CustomJsonRequest(int method, String url, JSONObject requestObject, Response.Listener<JSONArray> responseListener, Response.ErrorListener errorListener) {
super(method, url, (requestObject == null) ? null : requestObject.toString(), responseListener, errorListener);
mRequestObject = requestObject;
mResponseListener = responseListener;
}
@Override
protected void deliverResponse(JSONArray response) {
mResponseListener.onResponse(response);
}
@Override
protected Response<JSONArray> parseNetworkResponse(NetworkResponse response) {
try {
String json = new String(response.data, HttpHeaderParser.parseCharset(response.headers));
try {
return Response.success(new JSONArray(json),
HttpHeaderParser.parseCacheHeaders(response));
} catch (JSONException e) {
return Response.error(new ParseError(e));
}
} catch (UnsupportedEncodingException e) {
return Response.error(new ParseError(e));
}
}
}
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