2 * Copyright 2009 Electronic Business Systems Ltd.
4 * This file is part of GSS.
6 * GSS is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * GSS is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with GSS. If not, see <http://www.gnu.org/licenses/>.
19 package gr.ebs.gss.client.rest;
21 import com.google.gwt.http.client.Request;
22 import com.google.gwt.http.client.RequestCallback;
23 import com.google.gwt.http.client.Response;
24 import com.google.gwt.user.client.rpc.AsyncCallback;
29 public abstract class RestGetCallback implements RequestCallback {
31 private static final int HTTP_OK = 200;
33 private AsyncCallback callback;
35 private int okcode = -1;
36 public RestGetCallback(String path, AsyncCallback callback) {
37 this.callback = callback;
41 public RestGetCallback(String path, AsyncCallback callback, int okCode) {
42 this.callback = callback;
47 public void onError(Request request, Throwable exception) {
48 callback.onFailure(exception);
51 public void onResponseReceived(Request request, Response response) {
53 if (okcode == -1 && response.getStatusCode() == HTTP_OK)
54 callback.onSuccess(deserialize(response));
55 //this one is only used for trash handling where empty trash has 201 status code
56 else if(okcode !=-1 && (response.getStatusCode() == okcode || response.getStatusCode() == HTTP_OK))
57 callback.onSuccess(deserialize(response));
59 callback.onFailure(new RestException(path, response.getStatusCode(), response.getStatusText(), response.getText()));
60 } catch (Exception e) {
61 callback.onFailure(e);
65 public abstract Object deserialize(Response response);