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_TOKEN2_HXX
25cdf0e10cSrcweir #define ADC_TOKEN2_HXX
26cdf0e10cSrcweir 
27cdf0e10cSrcweir // USED SERVICES
28cdf0e10cSrcweir 	// BASE CLASSES
29cdf0e10cSrcweir 	// COMPONENTS
30cdf0e10cSrcweir 	// PARAMETRS
31cdf0e10cSrcweir 
32cdf0e10cSrcweir 
33cdf0e10cSrcweir 
34cdf0e10cSrcweir /** This is the interface for parser classes, which get a sequence of Token s from
35cdf0e10cSrcweir 	a text.
36cdf0e10cSrcweir 
37cdf0e10cSrcweir 	Start() starts to parse the text from the given i_rSource.
38cdf0e10cSrcweir 	GetNextToken() returns a Token on the heap as long as there are
39cdf0e10cSrcweir 	still characters in the text left. The last time GetNextToken()
40cdf0e10cSrcweir 	returns NULL.
41cdf0e10cSrcweir 
42cdf0e10cSrcweir 	The algorithms for parsing tokens from the text are an issue of
43cdf0e10cSrcweir 	the derived classes.
44cdf0e10cSrcweir */
45cdf0e10cSrcweir class TextToken
46cdf0e10cSrcweir {
47cdf0e10cSrcweir   public:
48cdf0e10cSrcweir 	// LIFECYCLE
~TextToken()49cdf0e10cSrcweir 	virtual           	~TextToken() {}
50cdf0e10cSrcweir 
51cdf0e10cSrcweir 
52cdf0e10cSrcweir 	// INQUIRY
53cdf0e10cSrcweir 	virtual const char*	Text() const = 0;
54cdf0e10cSrcweir };
55cdf0e10cSrcweir 
56cdf0e10cSrcweir 
57cdf0e10cSrcweir #endif
58cdf0e10cSrcweir 
59cdf0e10cSrcweir 
60