1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/* -*- c++ -*- */
// $Id$
#ifndef JAWS_CACHE_MAP_MANAGER_H
#define JAWS_CACHE_MAP_MANAGER_H
template <class EXT_ID>
class JAWS_Cache_Map_Entry
{
public:
JAWS_Cache_Map_Entry ( const EXT_ID &ext_id
, ACE_Message_Block *&int_id
, JAWS_Cache_Map_Entry<EXT_ID, INT_ID> *next = 0
, JAWS_Cache_Map_Entry<EXT_ID, INT_ID> *prev = 0
);
JAWS_Cache_Map_Entry ( JAWS_Cache_Map_Entry<EXT_ID, INT_ID> *next
, JAWS_Cache_Map_Entry<EXT_ID, INT_ID> *prev
);
private:
~JAWS_Cache_Map_Entry (void) {}
public:
EXT_ID ext_id_;
ACE_Message_Block *int_id_;
time_t last_update_;
int ref_count_;
JAWS_Cache_Map_Entry<EXT_ID, INT_ID> *next_;
JAWS_Cache_Map_Entry<EXT_ID, INT_ID> *prev_;
};
template <class EXT_ID, class EQ_FUNC, class ACE_LOCK>
class JAWS_Map_Manager
{
public:
JAWS_Map_Manager (ACE_Allocator *alloc = 0);
JAWS_Map_Manager (size_t size, ACE_Allocator *alloc = 0);
int open ( size_t size = ACE_DEFAULT_MAP_SIZE
, ACE_Allocator *alloc = 0);
int close (void);
~JAWS_Map_Manager (void);
int bind ( const EXT_ID &key
, const void * const &data
, size_t size
, JAWS_Cache_Map_Entry<EXT_ID> *&entry
);
int rebind ( const EXT_ID &key
, const void * const &data
, size_t size
, JAWS_Cache_Map_Entry<EXT_ID> *&entry
);
int find (const EXT_ID &key, JAWS_Cache_Map_Entry<EXT_ID> *&entry);
int unbind (JAWS_Cache_Map_Entry<EXT_ID> *entry);
ACE_Message_Block * make_message_block ( const void * const &data
, size_t size);
ACE_LOCK lock_;
JAWS_Cache_Map_Entry<EXT_ID> *head_;
JAWS_Cache_Map_Entry<EXT_ID> *tail_;
ACE_Allocator *allocator_;
};
template <class EXT_ID, class ACE_LOCK>
class JAWS_Cache_Replacement
{
public:
JAWS_Cache_Replacement (ACE_Allocator *alloc = 0);
JAWS_Cache_Replacement (size_t max_entries, ACE_Allocator *alloc = 0);
virtual int open ( size_t max_entries = ACE_DEFAULT_MAP_SIZE
, ACE_Allocator *alloc = 0);
virtual int close (void);
virtual ~JAWS_Cache_Replacement (void);
virtual int insert (JAWS_Cache_Map_Entry<EXT_ID> *entry) = 0;
virtual int update (JAWS_Cache_Map_Entry<EXT_ID> *entry) = 0;
virtual int remove (JAWS_Cache_Map_Entry<EXT_ID> *entry) = 0;
virtual int expire (JAWS_Cache_Map_Entry<EXT_ID> *&entry) = 0;
JAWS_Cache_Map_Entry<EXT_ID> *table_;
ACE_Allocator *allocator_;
ACE_LOCK lock_;
};
template <class EXT_ID, class ACE_LOCK>
class JAWS_LRU_Cache_Replacement
: public JAWS_Cache_Replacement<EXT_ID, ACE_LOCK>
{
public:
JAWS_LRU_Cache_Replacement (ACE_Allocator *alloc = 0);
JAWS_LRU_Cache_Replacement (size_t max_entries, ACE_Allocator *alloc = 0);
int open ( size_t max_entries = ACE_DEFAULT_MAP_SIZE
, ACE_Allocator *alloc = 0);
int close (void);
~JAWS_LRU_Cache_Replacement (void);
int insert (JAWS_Cache_Map_Entry<EXT_ID> *entry);
int update (JAWS_Cache_Map_Entry<EXT_ID> *entry);
int remove (JAWS_Cache_Map_Entry<EXT_ID> *entry);
int expire (JAWS_Cache_Map_Entry<EXT_ID> *&entry);
int head_;
int tail_;
JAWS_LRU_Cache_Replacement_Info *info_;
};
template <class EXT_ID, class INT_ID, class HASH_FUNC, class EQ_FUNC, class ACE_LOCK>
class JAWS_Cache_Map_Manager
{
public:
JAWS_Map_Manager<EXT_ID, INT_ID, EQ_FUNC, ACE_
};
#endif /* JAWS_CACHE_MAP_MANAGER_H */
|
