1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef ADC_TOKEN2_HXX 25*b1cdbd2cSJim Jagielski #define ADC_TOKEN2_HXX 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski // USED SERVICES 28*b1cdbd2cSJim Jagielski // BASE CLASSES 29*b1cdbd2cSJim Jagielski // COMPONENTS 30*b1cdbd2cSJim Jagielski // PARAMETRS 31*b1cdbd2cSJim Jagielski 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski 34*b1cdbd2cSJim Jagielski /** This is the interface for parser classes, which get a sequence of Token s from 35*b1cdbd2cSJim Jagielski a text. 36*b1cdbd2cSJim Jagielski 37*b1cdbd2cSJim Jagielski Start() starts to parse the text from the given i_rSource. 38*b1cdbd2cSJim Jagielski GetNextToken() returns a Token on the heap as long as there are 39*b1cdbd2cSJim Jagielski still characters in the text left. The last time GetNextToken() 40*b1cdbd2cSJim Jagielski returns NULL. 41*b1cdbd2cSJim Jagielski 42*b1cdbd2cSJim Jagielski The algorithms for parsing tokens from the text are an issue of 43*b1cdbd2cSJim Jagielski the derived classes. 44*b1cdbd2cSJim Jagielski */ 45*b1cdbd2cSJim Jagielski class TextToken 46*b1cdbd2cSJim Jagielski { 47*b1cdbd2cSJim Jagielski public: 48*b1cdbd2cSJim Jagielski // LIFECYCLE ~TextToken()49*b1cdbd2cSJim Jagielski virtual ~TextToken() {} 50*b1cdbd2cSJim Jagielski 51*b1cdbd2cSJim Jagielski 52*b1cdbd2cSJim Jagielski // INQUIRY 53*b1cdbd2cSJim Jagielski virtual const char* Text() const = 0; 54*b1cdbd2cSJim Jagielski }; 55*b1cdbd2cSJim Jagielski 56*b1cdbd2cSJim Jagielski 57*b1cdbd2cSJim Jagielski #endif 58*b1cdbd2cSJim Jagielski 59*b1cdbd2cSJim Jagielski 60