1*1c78a5d6SAndrew Rist /**************************************************************
2cdf0e10cSrcweir  *
3*1c78a5d6SAndrew Rist  * Licensed to the Apache Software Foundation (ASF) under one
4*1c78a5d6SAndrew Rist  * or more contributor license agreements.  See the NOTICE file
5*1c78a5d6SAndrew Rist  * distributed with this work for additional information
6*1c78a5d6SAndrew Rist  * regarding copyright ownership.  The ASF licenses this file
7*1c78a5d6SAndrew Rist  * to you under the Apache License, Version 2.0 (the
8*1c78a5d6SAndrew Rist  * "License"); you may not use this file except in compliance
9*1c78a5d6SAndrew Rist  * with the License.  You may obtain a copy of the License at
10*1c78a5d6SAndrew Rist  *
11*1c78a5d6SAndrew Rist  *   http://www.apache.org/licenses/LICENSE-2.0
12*1c78a5d6SAndrew Rist  *
13*1c78a5d6SAndrew Rist  * Unless required by applicable law or agreed to in writing,
14*1c78a5d6SAndrew Rist  * software distributed under the License is distributed on an
15*1c78a5d6SAndrew Rist  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*1c78a5d6SAndrew Rist  * KIND, either express or implied.  See the License for the
17*1c78a5d6SAndrew Rist  * specific language governing permissions and limitations
18*1c78a5d6SAndrew Rist  * under the License.
19*1c78a5d6SAndrew Rist  *
20*1c78a5d6SAndrew Rist  *************************************************************/
21*1c78a5d6SAndrew Rist 
22*1c78a5d6SAndrew Rist 
23cdf0e10cSrcweir 
24cdf0e10cSrcweir #ifndef ADC_STMSTATE_HXX
25cdf0e10cSrcweir #define ADC_STMSTATE_HXX
26cdf0e10cSrcweir 
27cdf0e10cSrcweir // USED SERVICES
28cdf0e10cSrcweir 	// BASE CLASSES
29cdf0e10cSrcweir 	// COMPONENTS
30cdf0e10cSrcweir 	// PARAMETERS
31cdf0e10cSrcweir class StmArrayStatus;
32cdf0e10cSrcweir class StmBoundsStatus;
33cdf0e10cSrcweir 
34cdf0e10cSrcweir /**	A StmStatus is a state within a StateMachine.
35cdf0e10cSrcweir 	There are two kinds of it.  Either its an array of pointers to
36cdf0e10cSrcweir 	other states within the state machine - an ArrayStatus.
37cdf0e10cSrcweir 
38cdf0e10cSrcweir 	Or it is a BoundsStatus, which shows, the token cannot be
39cdf0e10cSrcweir 	followed further within the StateMachine.
40cdf0e10cSrcweir **/
41cdf0e10cSrcweir class StmStatus	// := "State machine status"
42cdf0e10cSrcweir {
43cdf0e10cSrcweir   public:
44cdf0e10cSrcweir 	typedef intt		Branch;			/// Values >= 0 give a next #Status' ID.
45cdf0e10cSrcweir 										/// Values <= 0 tell, that a token is finished.
46cdf0e10cSrcweir 										/// a value < 0 returns the status back to an upper level state machine.
47cdf0e10cSrcweir 		// LIFECYCLE
~StmStatus()48cdf0e10cSrcweir 	virtual 			~StmStatus() {}
49cdf0e10cSrcweir 
50cdf0e10cSrcweir 		// OPERATIONS
51cdf0e10cSrcweir 	virtual StmArrayStatus *
52cdf0e10cSrcweir 						AsArray();
53cdf0e10cSrcweir 	virtual StmBoundsStatus *
54cdf0e10cSrcweir 						AsBounds();
55cdf0e10cSrcweir 
56cdf0e10cSrcweir 		// INQUIRY
57cdf0e10cSrcweir 	virtual bool		IsADefault() const = 0;
58cdf0e10cSrcweir };
59cdf0e10cSrcweir 
60cdf0e10cSrcweir 
61cdf0e10cSrcweir 
62cdf0e10cSrcweir #endif
63cdf0e10cSrcweir 
64cdf0e10cSrcweir 
65