01: /* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
02: *
03: * Licensed under the Apache License, Version 2.0 (the "License");
04: * you may not use this file except in compliance with the License.
05: * You may obtain a copy of the License at
06: *
07: * http://www.apache.org/licenses/LICENSE-2.0
08: *
09: * Unless required by applicable law or agreed to in writing, software
10: * distributed under the License is distributed on an "AS IS" BASIS,
11: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: * See the License for the specific language governing permissions and
13: * limitations under the License.
14: */
15:
16: package org.acegisecurity.ui;
17:
18: import org.acegisecurity.AccessDeniedException;
19:
20: import java.io.IOException;
21:
22: import javax.servlet.ServletException;
23: import javax.servlet.ServletRequest;
24: import javax.servlet.ServletResponse;
25:
26: /**
27: * Used by {@link ExceptionTranslationFilter} to handle an
28: * <code>AccessDeniedException</code>.
29: *
30: * @author Ben Alex
31: * @version $Id: AccessDeniedHandler.java 1784 2007-02-24 21:00:24Z luke_t $
32: */
33: public interface AccessDeniedHandler {
34: //~ Methods ========================================================================================================
35:
36: /**
37: * Handles an access denied failure.
38: *
39: * @param request that resulted in an <code>AccessDeniedException</code>
40: * @param response so that the user agent can be advised of the failure
41: * @param accessDeniedException that caused the invocation
42: *
43: * @throws IOException in the event of an IOException
44: * @throws ServletException in the event of a ServletException
45: */
46: void handle(ServletRequest request, ServletResponse response,
47: AccessDeniedException accessDeniedException)
48: throws IOException, ServletException;
49: }
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