103b7fc75SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 303b7fc75SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 403b7fc75SAndrew Rist * or more contributor license agreements. See the NOTICE file 503b7fc75SAndrew Rist * distributed with this work for additional information 603b7fc75SAndrew Rist * regarding copyright ownership. The ASF licenses this file 703b7fc75SAndrew Rist * to you under the Apache License, Version 2.0 (the 803b7fc75SAndrew Rist * "License"); you may not use this file except in compliance 903b7fc75SAndrew Rist * with the License. You may obtain a copy of the License at 1003b7fc75SAndrew Rist * 1103b7fc75SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 1203b7fc75SAndrew Rist * 1303b7fc75SAndrew Rist * Unless required by applicable law or agreed to in writing, 1403b7fc75SAndrew Rist * software distributed under the License is distributed on an 1503b7fc75SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 1603b7fc75SAndrew Rist * KIND, either express or implied. See the License for the 1703b7fc75SAndrew Rist * specific language governing permissions and limitations 1803b7fc75SAndrew Rist * under the License. 1903b7fc75SAndrew Rist * 2003b7fc75SAndrew Rist *************************************************************/ 2103b7fc75SAndrew Rist 2203b7fc75SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #if ! defined INCLUDED_DP_PERSMAP_H 25cdf0e10cSrcweir #define INCLUDED_DP_PERSMAP_H 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include "rtl/ustring.hxx" 28*3a63f8e7SHerbert Dürr #include "osl/file.hxx" 29cdf0e10cSrcweir #include <hash_map> 30cdf0e10cSrcweir 31cdf0e10cSrcweir namespace dp_misc 32cdf0e10cSrcweir { 33cdf0e10cSrcweir 34cdf0e10cSrcweir typedef ::std::hash_map< 35cdf0e10cSrcweir ::rtl::OString, ::rtl::OString, ::rtl::OStringHash > t_string2string_map; 36cdf0e10cSrcweir 37cdf0e10cSrcweir //============================================================================== 38cdf0e10cSrcweir class PersistentMap 39cdf0e10cSrcweir { 40*3a63f8e7SHerbert Dürr ::osl::File m_MapFile; 41*3a63f8e7SHerbert Dürr t_string2string_map m_entries; 42*3a63f8e7SHerbert Dürr bool m_bReadOnly; 43*3a63f8e7SHerbert Dürr bool m_bIsOpen; 44*3a63f8e7SHerbert Dürr bool m_bToBeCreated; 45*3a63f8e7SHerbert Dürr bool m_bIsDirty; 46*3a63f8e7SHerbert Dürr 47cdf0e10cSrcweir public: 48cdf0e10cSrcweir ~PersistentMap(); 49cdf0e10cSrcweir PersistentMap( ::rtl::OUString const & url, bool readOnly ); 50cdf0e10cSrcweir /** in mem db */ 51cdf0e10cSrcweir PersistentMap(); 52cdf0e10cSrcweir 53cdf0e10cSrcweir bool has( ::rtl::OString const & key ) const; 54cdf0e10cSrcweir bool get( ::rtl::OString * value, ::rtl::OString const & key ) const; 55cdf0e10cSrcweir t_string2string_map getEntries() const; 56cdf0e10cSrcweir void put( ::rtl::OString const & key, ::rtl::OString const & value ); 57cdf0e10cSrcweir bool erase( ::rtl::OString const & key, bool flush_immediately = true ); 58*3a63f8e7SHerbert Dürr 59*3a63f8e7SHerbert Dürr private: 60*3a63f8e7SHerbert Dürr bool open( void); 61*3a63f8e7SHerbert Dürr void flush( void); 62cdf0e10cSrcweir }; 63cdf0e10cSrcweir 64cdf0e10cSrcweir } 65cdf0e10cSrcweir 66cdf0e10cSrcweir #endif 67*3a63f8e7SHerbert Dürr 68