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authorMike Buland <eichlan@xagasoft.com>2012-11-05 22:41:51 +0000
committerMike Buland <eichlan@xagasoft.com>2012-11-05 22:41:51 +0000
commitec05778d5718a7912e506764d443a78d6a6179e3 (patch)
tree78a9a01532180030c095acefc45763f07c14edb8 /src/experimental/cachestorefiles.h
parentb20414ac1fe80a71a90601f4cd1767fa7014a9ba (diff)
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-rw-r--r--src/experimental/cachestorefiles.h358
1 files changed, 179 insertions, 179 deletions
diff --git a/src/experimental/cachestorefiles.h b/src/experimental/cachestorefiles.h
index d3a6894..0805e7b 100644
--- a/src/experimental/cachestorefiles.h
+++ b/src/experimental/cachestorefiles.h
@@ -23,188 +23,188 @@
23 23
24namespace Bu 24namespace Bu
25{ 25{
26 template<class keytype, class obtype> 26 template<class keytype, class obtype>
27 keytype __cacheGetKey( const obtype *pObj ); 27 keytype __cacheGetKey( const obtype *pObj );
28 28
29 template<class keytype, class obtype> 29 template<class keytype, class obtype>
30 obtype *__cacheStoreFilesAlloc( const keytype &key ) 30 obtype *__cacheStoreFilesAlloc( const keytype &key )
31 { 31 {
32 return new obtype(); 32 return new obtype();
33 } 33 }
34 34
35 template<class keytype, class obtype> 35 template<class keytype, class obtype>
36 void __cacheStoreFilesStore( Bu::Stream &s, obtype &rObj, 36 void __cacheStoreFilesStore( Bu::Stream &s, obtype &rObj,
37 const keytype & ) 37 const keytype & )
38 { 38 {
39 Bu::Archive ar( s, Bu::Archive::save ); 39 Bu::Archive ar( s, Bu::Archive::save );
40 ar << rObj; 40 ar << rObj;
41 } 41 }
42 42
43 template<class keytype, class obtype> 43 template<class keytype, class obtype>
44 obtype *__cacheStoreFilesLoad( Bu::Stream &s, const keytype &key ) 44 obtype *__cacheStoreFilesLoad( Bu::Stream &s, const keytype &key )
45 { 45 {
46 obtype *pObj = __cacheStoreFilesAlloc<keytype, obtype>( key ); 46 obtype *pObj = __cacheStoreFilesAlloc<keytype, obtype>( key );
47 Bu::Archive ar( s, Bu::Archive::load ); 47 Bu::Archive ar( s, Bu::Archive::load );
48 ar >> (*pObj); 48 ar >> (*pObj);
49 return pObj; 49 return pObj;
50 } 50 }
51 51
52 template<class keytype, class obtype> 52 template<class keytype, class obtype>
53 class CacheStoreFiles : public CacheStore<keytype, obtype> 53 class CacheStoreFiles : public CacheStore<keytype, obtype>
54 { 54 {
55 public: 55 public:
56 CacheStoreFiles( const Bu::String &sPrefix ) : 56 CacheStoreFiles( const Bu::String &sPrefix ) :
57 sPrefix( sPrefix ) 57 sPrefix( sPrefix )
58 { 58 {
59 if( access( sPrefix.getStr(), W_OK|R_OK|X_OK ) ) 59 if( access( sPrefix.getStr(), W_OK|R_OK|X_OK ) )
60 { 60 {
61#ifdef WIN32 61#ifdef WIN32
62 mkdir( sPrefix.getStr() ); 62 mkdir( sPrefix.getStr() );
63#else 63#else
64 mkdir( sPrefix.getStr(), 0755 ); 64 mkdir( sPrefix.getStr(), 0755 );
65#endif 65#endif
66 } 66 }
67 } 67 }
68 68
69 virtual ~CacheStoreFiles() 69 virtual ~CacheStoreFiles()
70 { 70 {
71 } 71 }
72 72
73 virtual obtype *load( const keytype &key ) 73 virtual obtype *load( const keytype &key )
74 { 74 {
75// try 75// try
76// { 76// {
77 Bu::MemBuf mb; 77 Bu::MemBuf mb;
78 Bu::Formatter f( mb ); 78 Bu::Formatter f( mb );
79 f << sPrefix << "/" << key; 79 f << sPrefix << "/" << key;
80 Bu::File fIn( mb.getString(), Bu::File::Read ); 80 Bu::File fIn( mb.getString(), Bu::File::Read );
81 obtype *pOb = __cacheStoreFilesLoad<keytype, obtype>( fIn, key ); 81 obtype *pOb = __cacheStoreFilesLoad<keytype, obtype>( fIn, key );
82 return pOb; 82 return pOb;
83// } 83// }
84// catch( std::exception &e ) 84// catch( std::exception &e )
85// { 85// {
86// throw Bu::HashException( e.what() ); 86// throw Bu::HashException( e.what() );
87// } 87// }
88 } 88 }
89 89
90 virtual void unload( obtype *pObj, const keytype & ) 90 virtual void unload( obtype *pObj, const keytype & )
91 { 91 {
92 delete pObj; 92 delete pObj;
93 } 93 }
94 94
95 virtual keytype create( obtype *pSrc ) 95 virtual keytype create( obtype *pSrc )
96 { 96 {
97 keytype key = __cacheGetKey<keytype, obtype>( pSrc ); 97 keytype key = __cacheGetKey<keytype, obtype>( pSrc );
98 Bu::MemBuf mb; 98 Bu::MemBuf mb;
99 Bu::Formatter f( mb ); 99 Bu::Formatter f( mb );
100 f << sPrefix << "/" << key; 100 f << sPrefix << "/" << key;
101 101
102 Bu::File fTouch( mb.getString(), Bu::File::WriteNew ); 102 Bu::File fTouch( mb.getString(), Bu::File::WriteNew );
103 103
104 return key; 104 return key;
105 } 105 }
106 106
107 virtual void sync() 107 virtual void sync()
108 { 108 {
109 } 109 }
110 110
111 virtual void sync( obtype *pSrc, const keytype &key ) 111 virtual void sync( obtype *pSrc, const keytype &key )
112 { 112 {
113 Bu::MemBuf mb; 113 Bu::MemBuf mb;
114 Bu::Formatter f( mb ); 114 Bu::Formatter f( mb );
115 f << sPrefix << "/" << key; 115 f << sPrefix << "/" << key;
116 116
117 Bu::File fOut( mb.getString(), Bu::File::WriteNew ); 117 Bu::File fOut( mb.getString(), Bu::File::WriteNew );
118 __cacheStoreFilesStore<keytype, obtype>( fOut, *pSrc, key ); 118 __cacheStoreFilesStore<keytype, obtype>( fOut, *pSrc, key );
119 } 119 }
120 120
121 virtual void destroy( obtype *pObj, const keytype &key ) 121 virtual void destroy( obtype *pObj, const keytype &key )
122 { 122 {
123 Bu::MemBuf mb; 123 Bu::MemBuf mb;
124 Bu::Formatter f( mb ); 124 Bu::Formatter f( mb );
125 f << sPrefix << "/" << key; 125 f << sPrefix << "/" << key;
126 126
127 unlink( mb.getString().getStr() ); 127 unlink( mb.getString().getStr() );
128 delete pObj; 128 delete pObj;
129 } 129 }
130 130
131 virtual void destroy( const keytype &key ) 131 virtual void destroy( const keytype &key )
132 { 132 {
133 Bu::MemBuf mb; 133 Bu::MemBuf mb;
134 Bu::Formatter f( mb ); 134 Bu::Formatter f( mb );
135 f << sPrefix << "/" << key; 135 f << sPrefix << "/" << key;
136 136
137 unlink( mb.getString().getStr() ); 137 unlink( mb.getString().getStr() );
138 } 138 }
139 139
140 virtual bool has( const keytype &key ) 140 virtual bool has( const keytype &key )
141 { 141 {
142 Bu::MemBuf mb; 142 Bu::MemBuf mb;
143 Bu::Formatter f( mb ); 143 Bu::Formatter f( mb );
144 f << sPrefix << "/"; 144 f << sPrefix << "/";
145 Bu::String sBase = mb.getString(); 145 Bu::String sBase = mb.getString();
146 f << key; 146 f << key;
147 147
148 if( sBase == mb.getString() ) 148 if( sBase == mb.getString() )
149 return false; 149 return false;
150 150
151 return access( mb.getString().getStr(), F_OK ) == 0; 151 return access( mb.getString().getStr(), F_OK ) == 0;
152 } 152 }
153 153
154 virtual Bu::List<keytype> getKeys() 154 virtual Bu::List<keytype> getKeys()
155 { 155 {
156 DIR *dir = opendir( sPrefix.getStr() ); 156 DIR *dir = opendir( sPrefix.getStr() );
157 struct dirent *de; 157 struct dirent *de;
158 Bu::List<keytype> lKeys; 158 Bu::List<keytype> lKeys;
159 159
160 while( (de = readdir( dir ) ) ) 160 while( (de = readdir( dir ) ) )
161 { 161 {
162 if( de->d_type != DT_REG ) 162 if( de->d_type != DT_REG )
163 continue; 163 continue;
164 164
165 keytype tmp; 165 keytype tmp;
166 Bu::MemBuf mb( de->d_name ); 166 Bu::MemBuf mb( de->d_name );
167 Bu::Formatter f( mb ); 167 Bu::Formatter f( mb );
168 try 168 try
169 { 169 {
170 Fmt fm; 170 Fmt fm;
171 fm.tokenize( false ); 171 fm.tokenize( false );
172 f << fm; 172 f << fm;
173 f >> tmp; 173 f >> tmp;
174 } 174 }
175 catch( Bu::ExceptionBase &e ) 175 catch( Bu::ExceptionBase &e )
176 { 176 {
177 Bu::sio << "Parse error in dir-scan: " << e.what() 177 Bu::sio << "Parse error in dir-scan: " << e.what()
178 << Bu::sio.nl; 178 << Bu::sio.nl;
179 } 179 }
180 lKeys.append( tmp ); 180 lKeys.append( tmp );
181 } 181 }
182 closedir( dir ); 182 closedir( dir );
183 183
184 return lKeys; 184 return lKeys;
185 } 185 }
186 186
187 virtual int getSize() 187 virtual int getSize()
188 { 188 {
189 DIR *dir = opendir( sPrefix.getStr() ); 189 DIR *dir = opendir( sPrefix.getStr() );
190 struct dirent *de; 190 struct dirent *de;
191 int iCount = 0; 191 int iCount = 0;
192 192
193 while( (de = readdir( dir ) ) ) 193 while( (de = readdir( dir ) ) )
194 { 194 {
195 if( de->d_type != DT_REG ) 195 if( de->d_type != DT_REG )
196 continue; 196 continue;
197 197
198 iCount++; 198 iCount++;
199 } 199 }
200 closedir( dir ); 200 closedir( dir );
201 201
202 return iCount; 202 return iCount;
203 } 203 }
204 204
205 private: 205 private:
206 Bu::String sPrefix; 206 Bu::String sPrefix;
207 }; 207 };
208 208
209}; 209};
210 210
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