01: /* ***** BEGIN LICENSE BLOCK *****
02: * Version: MPL 1.1
03: * The contents of this file are subject to the Mozilla Public License Version
04: * 1.1 (the "License"); you may not use this file except in compliance with
05: * the License. You may obtain a copy of the License at
06: * http://www.mozilla.org/MPL/
07: *
08: * Software distributed under the License is distributed on an "AS IS" basis,
09: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10: * for the specific language governing rights and limitations under the
11: * License.
12: *
13: * The Original Code is Riot.
14: *
15: * The Initial Developer of the Original Code is
16: * Neteye GmbH.
17: * Portions created by the Initial Developer are Copyright (C) 2006
18: * the Initial Developer. All Rights Reserved.
19: *
20: * Contributor(s):
21: * Felix Gnass [fgnass at neteye dot de]
22: *
23: * ***** END LICENSE BLOCK ***** */
24: package org.riotfamily.common.web.util;
25:
26: import org.springframework.web.servlet.ModelAndView;
27: import org.springframework.web.servlet.handler.SimpleMappingExceptionResolver;
28:
29: /**
30: * Extends the {@link SimpleMappingExceptionResolver} and adds the
31: * root-cause of the exception to the model.
32: *
33: * @author Felix Gnass [fgnass at neteye dot de]
34: */
35: public class AdvancedMappingExceptionResolver extends
36: SimpleMappingExceptionResolver {
37:
38: private String rootCaseAttribute = "rootCause";
39:
40: public void setRootCaseAttribute(String rootCaseAttribute) {
41: this .rootCaseAttribute = rootCaseAttribute;
42: }
43:
44: protected ModelAndView getModelAndView(String viewName, Exception ex) {
45: logger.error("Unhandled exception", ex);
46: ModelAndView mv = super .getModelAndView(viewName, ex);
47:
48: Throwable rootCause = ex;
49: while (rootCause.getCause() != null) {
50: rootCause = rootCause.getCause();
51: }
52: mv.getModel().put(rootCaseAttribute, rootCause);
53:
54: return mv;
55: }
56:
57: }
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