| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.volley.toolbox; |
| |
| import com.android.volley.NetworkResponse; |
| import com.android.volley.ParseError; |
| import com.android.volley.Response; |
| import com.android.volley.Response.ErrorListener; |
| import com.android.volley.Response.Listener; |
| |
| import org.json.JSONArray; |
| import org.json.JSONException; |
| |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * A request for retrieving a {@link JSONArray} response body at a given URL. |
| */ |
| public class JsonArrayRequest extends JsonRequest<JSONArray> { |
| |
| /** |
| * Creates a new request. |
| * @param url URL to fetch the JSON from |
| * @param listener Listener to receive the JSON response |
| * @param errorListener Error listener, or null to ignore errors. |
| */ |
| public JsonArrayRequest(String url, Listener<JSONArray> listener, ErrorListener errorListener) { |
| super(Method.GET, url, null, listener, errorListener); |
| } |
| |
| /** |
| * Creates a new request. |
| * @param method the HTTP method to use |
| * @param url URL to fetch the JSON from |
| * @param jsonRequest A {@link JSONArray} to post with the request. Null is allowed and |
| * indicates no parameters will be posted along with request. |
| * @param listener Listener to receive the JSON response |
| * @param errorListener Error listener, or null to ignore errors. |
| */ |
| public JsonArrayRequest(int method, String url, JSONArray jsonRequest, |
| Listener<JSONArray> listener, ErrorListener errorListener) { |
| super(method, url, (jsonRequest == null) ? null : jsonRequest.toString(), listener, |
| errorListener); |
| } |
| |
| @Override |
| protected Response<JSONArray> parseNetworkResponse(NetworkResponse response) { |
| try { |
| String jsonString = new String(response.data, |
| HttpHeaderParser.parseCharset(response.headers, PROTOCOL_CHARSET)); |
| return Response.success(new JSONArray(jsonString), |
| HttpHeaderParser.parseCacheHeaders(response)); |
| } catch (UnsupportedEncodingException e) { |
| return Response.error(new ParseError(e)); |
| } catch (JSONException je) { |
| return Response.error(new ParseError(je)); |
| } |
| } |
| } |