1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20 package org.apache.mina.statemachine.event;
21
22 /**
23 * Thrown when an {@link Event} passed to a state machine couldn't be handled.
24 *
25 * @author The Apache MINA Project (dev@mina.apache.org)
26 */
27 public class UnhandledEventException extends RuntimeException {
28 private static final long serialVersionUID = -717373229954175430L;
29
30 private final Event event;
31
32 public UnhandledEventException(Event event) {
33 super("Unhandled event: " + event);
34 this.event = event;
35 }
36
37 /**
38 * Returns the {@link Event} which couldn't be handled.
39 *
40 * @return the {@link Event}.
41 */
42 public Event getEvent() {
43 return event;
44 }
45 }