Last active
April 9, 2024 09:03
-
-
Save ficusk/5474673 to your computer and use it in GitHub Desktop.
A Volley adapter for JSON requests that will be parsed into Java objects by Gson.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import com.google.gson.Gson; | |
import com.google.gson.JsonSyntaxException; | |
import com.android.volley.AuthFailureError; | |
import com.android.volley.NetworkResponse; | |
import com.android.volley.ParseError; | |
import com.android.volley.Request; | |
import com.android.volley.Response; | |
import com.android.volley.Response.ErrorListener; | |
import com.android.volley.Response.Listener; | |
import com.android.volley.toolbox.HttpHeaderParser; | |
import java.io.UnsupportedEncodingException; | |
import java.util.Map; | |
/** | |
* Volley adapter for JSON requests that will be parsed into Java objects by Gson. | |
*/ | |
public class GsonRequest<T> extends Request<T> { | |
private final Gson gson = new Gson(); | |
private final Class<T> clazz; | |
private final Map<String, String> headers; | |
private final Listener<T> listener; | |
/** | |
* Make a GET request and return a parsed object from JSON. | |
* | |
* @param url URL of the request to make | |
* @param clazz Relevant class object, for Gson's reflection | |
* @param headers Map of request headers | |
*/ | |
public GsonRequest(String url, Class<T> clazz, Map<String, String> headers, | |
Listener<T> listener, ErrorListener errorListener) { | |
super(Method.GET, url, errorListener); | |
this.clazz = clazz; | |
this.headers = headers; | |
this.listener = listener; | |
} | |
@Override | |
public Map<String, String> getHeaders() throws AuthFailureError { | |
return headers != null ? headers : super.getHeaders(); | |
} | |
@Override | |
protected void deliverResponse(T response) { | |
listener.onResponse(response); | |
} | |
@Override | |
protected Response<T> parseNetworkResponse(NetworkResponse response) { | |
try { | |
String json = new String( | |
response.data, HttpHeaderParser.parseCharset(response.headers)); | |
return Response.success( | |
gson.fromJson(json, clazz), HttpHeaderParser.parseCacheHeaders(response)); | |
} catch (UnsupportedEncodingException e) { | |
return Response.error(new ParseError(e)); | |
} catch (JsonSyntaxException e) { | |
return Response.error(new ParseError(e)); | |
} | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
@steindekker You can parse Json Array like this:
Where T relate to 'ListExample.java' class mentioned below :
You can send request like this:
@zicjin try this, it's worked for me