| #ifndef _PRAGMA_COPYRIGHT_ |
| #define _PRAGMA_COPYRIGHT_ |
| #pragma comment(copyright, "%Z% %I% %W% %D% %T%\0") |
| #endif /* _PRAGMA_COPYRIGHT_ */ |
| /**************************************************************************** |
| |
| * Copyright (c) 2008, 2010 IBM Corporation. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0s |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| |
| Classes: StateMachine |
| |
| Description: SCI state Machine |
| |
| Author: Nicole |
| |
| History: |
| Date Who ID Description |
| -------- --- --- ----------- |
| 02/25/08 nieyy Initial code (D153875) |
| |
| ****************************************************************************/ |
| |
| #ifndef _STATEMACHINE_HPP |
| #define _STATEMACHINE_HPP |
| |
| #include <pthread.h> |
| |
| #include <vector> |
| |
| using namespace std; |
| |
| class StateMachine |
| { |
| public: |
| enum STATE { |
| UNINITIALIZED, |
| STARTING, |
| RUNNING, |
| IDLING, |
| EXITING |
| }; |
| |
| enum EVENT { |
| DATASTRUC_CREATED, |
| DATASTUCT_CLEANED, |
| CLIENT_CONNECTED, |
| CLIENT_BROKEN, |
| PARENT_CONNECTED, |
| PARENT_BROKEN, |
| USER_QUIT, |
| FATAL_EXCEPTION, |
| RECOVER_OK, |
| RECOVER_FAILED |
| }; |
| |
| typedef vector<EVENT> EVENT_VEC; |
| |
| private: |
| static StateMachine *instance; |
| StateMachine(); |
| |
| pthread_mutex_t mtx; |
| STATE state; |
| int connected; |
| int disconnected; |
| bool toQuit; |
| |
| EVENT_VEC history; |
| |
| public: |
| ~StateMachine(); |
| static StateMachine * getInstance() { |
| if (instance == NULL) |
| instance = new StateMachine(); |
| return instance; |
| } |
| |
| void parse(EVENT e); |
| void reset(); |
| STATE getState(); |
| bool isToQuit(int handle); |
| |
| void dump(); |
| void doAssert(bool epxression = false); |
| |
| private: |
| void lock() { ::pthread_mutex_lock(&mtx); } |
| void unlock() { ::pthread_mutex_unlock(&mtx);} |
| |
| void parseFE(EVENT e); |
| void parseAgent(EVENT e); |
| void parseBE(EVENT e); |
| }; |
| |
| #define gStateMachine StateMachine::getInstance() |
| |
| #endif |
| |