01: /**
02: * Copyright 2006 Webmedia Group Ltd.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: **/package org.araneaframework.example.main.web.misc;
16:
17: import org.araneaframework.OutputData;
18: import org.araneaframework.core.AraneaRuntimeException;
19: import org.araneaframework.core.ProxyEventListener;
20: import org.araneaframework.example.main.TemplateBaseWidget;
21:
22: /**
23: * @author Taimo Peelo (taimo@araneaframework.org)
24: */
25: public class AjaxRequestErrorWidget extends TemplateBaseWidget {
26: private boolean renderError = false;
27:
28: public void init() throws Exception {
29: setViewSelector("misc/ajaxError");
30: addEventListener("error", new ProxyEventListener(this ));
31: }
32:
33: public void handleEventError() {
34: throw new AraneaRuntimeException(
35: "Error while while responding to AJAX event.");
36: }
37:
38: public void handleEventRenderError() {
39: renderError = true;
40: }
41:
42: public void handleEventFirst() {
43: getMessageCtx().showInfoMessage("At first everything is well.");
44: }
45:
46: public void handleEventSecond() {
47: getMessageCtx().showInfoMessage("Still ok.");
48: }
49:
50: protected void render(OutputData output) throws Exception {
51: if (renderError) {
52: renderError = false;
53: throw new AraneaRuntimeException(
54: "Error while while rendering AJAX request.");
55: }
56: super.render(output);
57: }
58: }
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