1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef CSV_PERSIST_HXX 25 #define CSV_PERSIST_HXX 26 27 28 // USED SERVICES 29 // BASE CLASSES 30 // COMPONENTS 31 #include <cosv/string.hxx> 32 // PARAMETERS 33 34 35 namespace csv 36 { 37 namespace ploc 38 { 39 40 class Path; 41 42 43 inline const char * Delimiter()44Delimiter() 45 { 46 #ifdef WNT 47 return "\\"; 48 #elif defined(UNX) 49 return "/"; 50 #else 51 #error For using csv::ploc there has to be defined: WNT or UNX. 52 #endif 53 } 54 55 56 57 class Persistent 58 { 59 public: ~Persistent()60 virtual ~Persistent() {} 61 62 const Path & MyPath() const; 63 /// @return all paths without completing delimiter, even directories. 64 const char * StrPath() const; 65 bool Exists() const; 66 67 protected: 68 Persistent(); 69 void InvalidatePath(); 70 71 private: 72 virtual const Path & 73 inq_MyPath() const = 0; 74 // DATA 75 mutable StreamStr sPath; 76 }; 77 78 79 80 // IMPLEMENTATION 81 82 inline Persistent()83Persistent::Persistent() 84 : sPath(30) { } 85 inline const Path & MyPath() const86Persistent::MyPath() const 87 { return inq_MyPath(); } 88 inline void InvalidatePath()89Persistent::InvalidatePath() 90 { sPath.clear(); } 91 92 93 94 } // namespace csv 95 } // namespace ploc 96 97 98 #endif 99 100 101 102