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 #if ! defined INCLUDED_DP_PERSMAP_H
23*b1cdbd2cSJim Jagielski #define INCLUDED_DP_PERSMAP_H
24*b1cdbd2cSJim Jagielski 
25*b1cdbd2cSJim Jagielski #include "rtl/ustring.hxx"
26*b1cdbd2cSJim Jagielski #include "osl/file.hxx"
27*b1cdbd2cSJim Jagielski #include <hash_map>
28*b1cdbd2cSJim Jagielski 
29*b1cdbd2cSJim Jagielski namespace dp_misc
30*b1cdbd2cSJim Jagielski {
31*b1cdbd2cSJim Jagielski 
32*b1cdbd2cSJim Jagielski typedef ::std::hash_map<
33*b1cdbd2cSJim Jagielski     ::rtl::OString, ::rtl::OString, ::rtl::OStringHash > t_string2string_map;
34*b1cdbd2cSJim Jagielski 
35*b1cdbd2cSJim Jagielski //==============================================================================
36*b1cdbd2cSJim Jagielski class PersistentMap
37*b1cdbd2cSJim Jagielski {
38*b1cdbd2cSJim Jagielski 	::osl::File m_MapFile;
39*b1cdbd2cSJim Jagielski 	t_string2string_map m_entries;
40*b1cdbd2cSJim Jagielski 	bool m_bReadOnly;
41*b1cdbd2cSJim Jagielski 	bool m_bIsOpen;
42*b1cdbd2cSJim Jagielski 	bool m_bToBeCreated;
43*b1cdbd2cSJim Jagielski 	bool m_bIsDirty;
44*b1cdbd2cSJim Jagielski 
45*b1cdbd2cSJim Jagielski public:
46*b1cdbd2cSJim Jagielski     ~PersistentMap();
47*b1cdbd2cSJim Jagielski     PersistentMap( ::rtl::OUString const & url, bool readOnly );
48*b1cdbd2cSJim Jagielski     /** in mem db */
49*b1cdbd2cSJim Jagielski     PersistentMap();
50*b1cdbd2cSJim Jagielski 
51*b1cdbd2cSJim Jagielski     bool has( ::rtl::OString const & key ) const;
52*b1cdbd2cSJim Jagielski     bool get( ::rtl::OString * value, ::rtl::OString const & key ) const;
53*b1cdbd2cSJim Jagielski     t_string2string_map getEntries() const;
54*b1cdbd2cSJim Jagielski     void put( ::rtl::OString const & key, ::rtl::OString const & value );
55*b1cdbd2cSJim Jagielski     bool erase( ::rtl::OString const & key, bool flush_immediately = true );
56*b1cdbd2cSJim Jagielski 
57*b1cdbd2cSJim Jagielski protected:
58*b1cdbd2cSJim Jagielski 	bool open( void);
59*b1cdbd2cSJim Jagielski 	bool readAll( void);
60*b1cdbd2cSJim Jagielski 	void add( ::rtl::OString const & key, ::rtl::OString const & value );
61*b1cdbd2cSJim Jagielski 	void flush( void);
62*b1cdbd2cSJim Jagielski };
63*b1cdbd2cSJim Jagielski 
64*b1cdbd2cSJim Jagielski }
65*b1cdbd2cSJim Jagielski 
66*b1cdbd2cSJim Jagielski #endif
67*b1cdbd2cSJim Jagielski 
68