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1   package org.sentrysoftware.ipmi.core.sm.states;
2   
3   /*-
4    * ╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲
5    * IPMI Java Client
6    * ჻჻჻჻჻჻
7    * Copyright 2023 Verax Systems, Sentry Software
8    * ჻჻჻჻჻჻
9    * This program is free software: you can redistribute it and/or modify
10   * it under the terms of the GNU Lesser General Public License as
11   * published by the Free Software Foundation, either version 3 of the
12   * License, or (at your option) any later version.
13   *
14   * This program is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17   * GNU General Lesser Public License for more details.
18   *
19   * You should have received a copy of the GNU General Lesser Public
20   * License along with this program.  If not, see
21   * <http://www.gnu.org/licenses/lgpl-3.0.html>.
22   * ╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱╲╱
23   */
24  
25  import org.sentrysoftware.ipmi.core.coding.rmcp.RmcpMessage;
26  import org.sentrysoftware.ipmi.core.sm.StateMachine;
27  import org.sentrysoftware.ipmi.core.sm.events.StateMachineEvent;
28  
29  /**
30   * The abstract for state of the {@link StateMachine}.
31   */
32  public abstract class State {
33      /**
34       * Defines the action performed when the state is entered.
35       *
36       * @param stateMachine
37       *            - the context
38       */
39      public void onEnter(StateMachine stateMachine) {
40      }
41  
42      /**
43       * Performs the state transition
44       *
45       * @param stateMachine
46       *            - the context
47       * @param machineEvent
48       *            - the {@link StateMachineEvent} that was the cause of the
49       *            transition
50       */
51      public abstract void doTransition(StateMachine stateMachine,
52              StateMachineEvent machineEvent);
53  
54      /**
55       * Defines the action that should be performed when a response form the
56       * remote system arrives in the current state.
57       *
58       * @param stateMachine
59       *            - the context
60       * @param message
61       *            - the message that appeared
62       */
63      public abstract void doAction(StateMachine stateMachine, RmcpMessage message);
64  }