Check response code for DownloadClient

app/src/main/java/com/hippo/network/DownloadClient.java

@@ -22,6 +22,7 @@ import android.webkit.MimeTypeMap;
 import com.hippo.httpclient.HttpClient;
 import com.hippo.httpclient.HttpRequest;
 import com.hippo.httpclient.HttpResponse;
+import com.hippo.httpclient.ResponseCodeException;
 import com.hippo.io.UniFileOutputStreamPipe;
 import com.hippo.unifile.UniFile;
 import com.hippo.yorozuya.FileUtils;
@@ -106,6 +107,12 @@ public class DownloadClient {
 
             HttpResponse httpResponse = httpClient.execute(httpRequest);
 
+            // Check response code
+            int responseCode = httpResponse.getResponseCode();
+            if (responseCode >= 400) {
+                throw new ResponseCodeException(responseCode);
+            }
+
             osPipe = request.mOSPipe;
             if (osPipe == null) {
                 String extension;