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30fdf114 LG |
1 | ## @file\r |
2 | # This file is used to create/update/query/erase a meta file table\r | |
3 | #\r | |
55c84777 | 4 | # Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR>\r |
40d841f6 | 5 | # This program and the accompanying materials\r |
30fdf114 LG |
6 | # are licensed and made available under the terms and conditions of the BSD License\r |
7 | # which accompanies this distribution. The full text of the license may be found at\r | |
8 | # http://opensource.org/licenses/bsd-license.php\r | |
9 | #\r | |
10 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | #\r | |
13 | \r | |
14 | ##\r | |
15 | # Import Modules\r | |
16 | #\r | |
1ccc4d89 | 17 | from __future__ import absolute_import\r |
0d2711a6 LG |
18 | import uuid\r |
19 | \r | |
30fdf114 | 20 | import Common.EdkLogger as EdkLogger\r |
901fd822 | 21 | from Common.BuildToolError import FORMAT_INVALID\r |
0d2711a6 | 22 | \r |
0d2711a6 LG |
23 | from CommonDataClass.DataClass import MODEL_FILE_DSC, MODEL_FILE_DEC, MODEL_FILE_INF, \\r |
24 | MODEL_FILE_OTHERS\r | |
8518bf0b | 25 | from Common.DataType import *\r |
30fdf114 | 26 | \r |
2f818ed0 | 27 | class MetaFileTable():\r |
30fdf114 | 28 | # TRICK: use file ID as the part before '.'\r |
643556fc FB |
29 | _ID_STEP_ = 1\r |
30 | _ID_MAX_ = 99999999\r | |
0d2711a6 LG |
31 | \r |
32 | ## Constructor\r | |
2f818ed0 | 33 | def __init__(self, DB, MetaFile, FileType, Temporary, FromItem=None):\r |
0d2711a6 | 34 | self.MetaFile = MetaFile\r |
2f818ed0 B |
35 | self.TableName = ""\r |
36 | self.DB = DB\r | |
37 | self._NumpyTab = None\r | |
643556fc | 38 | \r |
2f818ed0 B |
39 | self.CurrentContent = []\r |
40 | DB.TblFile.append([MetaFile.Name,\r | |
41 | MetaFile.Ext,\r | |
42 | MetaFile.Dir,\r | |
43 | MetaFile.Path,\r | |
44 | FileType,\r | |
45 | MetaFile.TimeStamp,\r | |
46 | FromItem])\r | |
643556fc FB |
47 | self.FileId = len(DB.TblFile)\r |
48 | self.ID = self.FileId * 10**8\r | |
0d2711a6 | 49 | if Temporary:\r |
2f818ed0 | 50 | self.TableName = "_%s_%s_%s" % (FileType, len(DB.TblFile), uuid.uuid4().hex)\r |
0d2711a6 | 51 | else:\r |
2f818ed0 | 52 | self.TableName = "_%s_%s" % (FileType, len(DB.TblFile))\r |
0d2711a6 LG |
53 | \r |
54 | def IsIntegrity(self):\r | |
55 | try:\r | |
64b2609f | 56 | TimeStamp = self.MetaFile.TimeStamp\r |
643556fc FB |
57 | if not self.CurrentContent:\r |
58 | Result = False\r | |
59 | else:\r | |
60 | Result = self.CurrentContent[-1][0] < 0\r | |
0d2711a6 | 61 | if not Result:\r |
64b2609f | 62 | # update the timestamp in database\r |
2f818ed0 | 63 | self.DB.SetFileTimeStamp(self.FileId, TimeStamp)\r |
0d2711a6 LG |
64 | return False\r |
65 | \r | |
2f818ed0 | 66 | if TimeStamp != self.DB.GetFileTimeStamp(self.FileId):\r |
0d2711a6 | 67 | # update the timestamp in database\r |
2f818ed0 | 68 | self.DB.SetFileTimeStamp(self.FileId, TimeStamp)\r |
0d2711a6 | 69 | return False\r |
5b0671c1 | 70 | except Exception as Exc:\r |
0d2711a6 LG |
71 | EdkLogger.debug(EdkLogger.DEBUG_5, str(Exc))\r |
72 | return False\r | |
73 | return True\r | |
74 | \r | |
2f818ed0 B |
75 | def SetEndFlag(self):\r |
76 | self.CurrentContent.append(self._DUMMY_)\r | |
77 | \r | |
78 | def GetAll(self):\r | |
5bc96263 | 79 | return [item for item in self.CurrentContent if item[0] >= 0 and item[-1]>=0]\r |
2f818ed0 | 80 | \r |
0d2711a6 LG |
81 | ## Python class representation of table storing module data\r |
82 | class ModuleTable(MetaFileTable):\r | |
30fdf114 LG |
83 | _COLUMN_ = '''\r |
84 | ID REAL PRIMARY KEY,\r | |
85 | Model INTEGER NOT NULL,\r | |
86 | Value1 TEXT NOT NULL,\r | |
87 | Value2 TEXT,\r | |
88 | Value3 TEXT,\r | |
89 | Scope1 TEXT,\r | |
90 | Scope2 TEXT,\r | |
91 | BelongsToItem REAL NOT NULL,\r | |
92 | StartLine INTEGER NOT NULL,\r | |
93 | StartColumn INTEGER NOT NULL,\r | |
94 | EndLine INTEGER NOT NULL,\r | |
95 | EndColumn INTEGER NOT NULL,\r | |
96 | Enabled INTEGER DEFAULT 0\r | |
97 | '''\r | |
98 | # used as table end flag, in case the changes to database is not committed to db file\r | |
2f818ed0 | 99 | _DUMMY_ = [-1, -1, '====', '====', '====', '====', '====', -1, -1, -1, -1, -1, -1]\r |
30fdf114 LG |
100 | \r |
101 | ## Constructor\r | |
2f818ed0 B |
102 | def __init__(self, Db, MetaFile, Temporary):\r |
103 | MetaFileTable.__init__(self, Db, MetaFile, MODEL_FILE_INF, Temporary)\r | |
30fdf114 LG |
104 | \r |
105 | ## Insert a record into table Inf\r | |
106 | #\r | |
107 | # @param Model: Model of a Inf item\r | |
108 | # @param Value1: Value1 of a Inf item\r | |
109 | # @param Value2: Value2 of a Inf item\r | |
110 | # @param Value3: Value3 of a Inf item\r | |
111 | # @param Scope1: Arch of a Inf item\r | |
112 | # @param Scope2 Platform os a Inf item\r | |
113 | # @param BelongsToItem: The item belongs to which another item\r | |
114 | # @param StartLine: StartLine of a Inf item\r | |
115 | # @param StartColumn: StartColumn of a Inf item\r | |
116 | # @param EndLine: EndLine of a Inf item\r | |
117 | # @param EndColumn: EndColumn of a Inf item\r | |
118 | # @param Enabled: If this item enabled\r | |
119 | #\r | |
55c84777 | 120 | def Insert(self, Model, Value1, Value2, Value3, Scope1=TAB_ARCH_COMMON, Scope2=TAB_COMMON,\r |
30fdf114 | 121 | BelongsToItem=-1, StartLine=-1, StartColumn=-1, EndLine=-1, EndColumn=-1, Enabled=0):\r |
2f818ed0 B |
122 | \r |
123 | (Value1, Value2, Value3, Scope1, Scope2) = (Value1.strip(), Value2.strip(), Value3.strip(), Scope1.strip(), Scope2.strip())\r | |
124 | self.ID = self.ID + self._ID_STEP_\r | |
125 | if self.ID >= (MODEL_FILE_INF + self._ID_MAX_):\r | |
126 | self.ID = MODEL_FILE_INF + self._ID_STEP_\r | |
127 | \r | |
128 | row = [ self.ID,\r | |
129 | Model,\r | |
130 | Value1,\r | |
131 | Value2,\r | |
132 | Value3,\r | |
133 | Scope1,\r | |
134 | Scope2,\r | |
135 | BelongsToItem,\r | |
136 | StartLine,\r | |
137 | StartColumn,\r | |
138 | EndLine,\r | |
139 | EndColumn,\r | |
140 | Enabled\r | |
141 | ]\r | |
142 | self.CurrentContent.append(row)\r | |
143 | return self.ID\r | |
144 | \r | |
30fdf114 LG |
145 | ## Query table\r |
146 | #\r | |
f7496d71 LG |
147 | # @param Model: The Model of Record\r |
148 | # @param Arch: The Arch attribute of Record\r | |
149 | # @param Platform The Platform attribute of Record\r | |
30fdf114 | 150 | #\r |
f7496d71 | 151 | # @retval: A recordSet of all found records\r |
30fdf114 | 152 | #\r |
e8a47801 | 153 | def Query(self, Model, Arch=None, Platform=None, BelongsToItem=None):\r |
2f818ed0 B |
154 | \r |
155 | QueryTab = self.CurrentContent\r | |
156 | result = [item for item in QueryTab if item[1] == Model and item[-1]>=0 ]\r | |
30fdf114 | 157 | \r |
55c84777 | 158 | if Arch is not None and Arch != TAB_ARCH_COMMON:\r |
2f818ed0 B |
159 | ArchList = set(['COMMON'])\r |
160 | ArchList.add(Arch)\r | |
161 | result = [item for item in result if item[5] in ArchList]\r | |
162 | \r | |
55c84777 | 163 | if Platform is not None and Platform != TAB_COMMON:\r |
2f818ed0 B |
164 | Platformlist = set( ['COMMON','DEFAULT'])\r |
165 | Platformlist.add(Platform)\r | |
166 | result = [item for item in result if item[6] in Platformlist]\r | |
167 | \r | |
4231a819 | 168 | if BelongsToItem is not None:\r |
2f818ed0 | 169 | result = [item for item in result if item[7] == BelongsToItem]\r |
30fdf114 | 170 | \r |
2f818ed0 B |
171 | result = [ [r[2],r[3],r[4],r[5],r[6],r[0],r[9]] for r in result ]\r |
172 | return result\r | |
30fdf114 LG |
173 | \r |
174 | ## Python class representation of table storing package data\r | |
0d2711a6 | 175 | class PackageTable(MetaFileTable):\r |
30fdf114 LG |
176 | _COLUMN_ = '''\r |
177 | ID REAL PRIMARY KEY,\r | |
178 | Model INTEGER NOT NULL,\r | |
179 | Value1 TEXT NOT NULL,\r | |
180 | Value2 TEXT,\r | |
181 | Value3 TEXT,\r | |
182 | Scope1 TEXT,\r | |
183 | Scope2 TEXT,\r | |
184 | BelongsToItem REAL NOT NULL,\r | |
185 | StartLine INTEGER NOT NULL,\r | |
186 | StartColumn INTEGER NOT NULL,\r | |
187 | EndLine INTEGER NOT NULL,\r | |
188 | EndColumn INTEGER NOT NULL,\r | |
189 | Enabled INTEGER DEFAULT 0\r | |
190 | '''\r | |
191 | # used as table end flag, in case the changes to database is not committed to db file\r | |
2f818ed0 | 192 | _DUMMY_ = [-1, -1, '====', '====', '====', '====', '====', -1, -1, -1, -1, -1, -1]\r |
30fdf114 LG |
193 | \r |
194 | ## Constructor\r | |
0d2711a6 LG |
195 | def __init__(self, Cursor, MetaFile, Temporary):\r |
196 | MetaFileTable.__init__(self, Cursor, MetaFile, MODEL_FILE_DEC, Temporary)\r | |
30fdf114 LG |
197 | \r |
198 | ## Insert table\r | |
199 | #\r | |
200 | # Insert a record into table Dec\r | |
201 | #\r | |
202 | # @param Model: Model of a Dec item\r | |
203 | # @param Value1: Value1 of a Dec item\r | |
204 | # @param Value2: Value2 of a Dec item\r | |
205 | # @param Value3: Value3 of a Dec item\r | |
206 | # @param Scope1: Arch of a Dec item\r | |
207 | # @param Scope2: Module type of a Dec item\r | |
208 | # @param BelongsToItem: The item belongs to which another item\r | |
209 | # @param StartLine: StartLine of a Dec item\r | |
210 | # @param StartColumn: StartColumn of a Dec item\r | |
211 | # @param EndLine: EndLine of a Dec item\r | |
212 | # @param EndColumn: EndColumn of a Dec item\r | |
213 | # @param Enabled: If this item enabled\r | |
214 | #\r | |
55c84777 | 215 | def Insert(self, Model, Value1, Value2, Value3, Scope1=TAB_ARCH_COMMON, Scope2=TAB_COMMON,\r |
30fdf114 | 216 | BelongsToItem=-1, StartLine=-1, StartColumn=-1, EndLine=-1, EndColumn=-1, Enabled=0):\r |
2f818ed0 B |
217 | (Value1, Value2, Value3, Scope1, Scope2) = (Value1.strip(), Value2.strip(), Value3.strip(), Scope1.strip(), Scope2.strip())\r |
218 | self.ID = self.ID + self._ID_STEP_\r | |
2f818ed0 B |
219 | \r |
220 | row = [ self.ID,\r | |
221 | Model,\r | |
222 | Value1,\r | |
223 | Value2,\r | |
224 | Value3,\r | |
225 | Scope1,\r | |
226 | Scope2,\r | |
227 | BelongsToItem,\r | |
228 | StartLine,\r | |
229 | StartColumn,\r | |
230 | EndLine,\r | |
231 | EndColumn,\r | |
232 | Enabled\r | |
233 | ]\r | |
234 | self.CurrentContent.append(row)\r | |
235 | return self.ID\r | |
30fdf114 LG |
236 | \r |
237 | ## Query table\r | |
238 | #\r | |
f7496d71 LG |
239 | # @param Model: The Model of Record\r |
240 | # @param Arch: The Arch attribute of Record\r | |
30fdf114 | 241 | #\r |
f7496d71 | 242 | # @retval: A recordSet of all found records\r |
30fdf114 LG |
243 | #\r |
244 | def Query(self, Model, Arch=None):\r | |
2f818ed0 B |
245 | \r |
246 | QueryTab = self.CurrentContent\r | |
247 | result = [item for item in QueryTab if item[1] == Model and item[-1]>=0 ]\r | |
30fdf114 | 248 | \r |
55c84777 | 249 | if Arch is not None and Arch != TAB_ARCH_COMMON:\r |
2f818ed0 B |
250 | ArchList = set(['COMMON'])\r |
251 | ArchList.add(Arch)\r | |
252 | result = [item for item in result if item[5] in ArchList]\r | |
30fdf114 | 253 | \r |
2f818ed0 | 254 | return [[r[2], r[3], r[4], r[5], r[6], r[0], r[8]] for r in result]\r |
30fdf114 | 255 | \r |
82a6a960 | 256 | def GetValidExpression(self, TokenSpaceGuid, PcdCName):\r |
2f818ed0 B |
257 | \r |
258 | QueryTab = self.CurrentContent\r | |
259 | result = [[item[2], item[8]] for item in QueryTab if item[3] == TokenSpaceGuid and item[4] == PcdCName]\r | |
82a6a960 BF |
260 | validateranges = []\r |
261 | validlists = []\r | |
262 | expressions = []\r | |
901fd822 | 263 | try:\r |
2f818ed0 | 264 | for row in result:\r |
901fd822 | 265 | comment = row[0]\r |
f7496d71 | 266 | \r |
901fd822 BF |
267 | LineNum = row[1]\r |
268 | comment = comment.strip("#")\r | |
269 | comment = comment.strip()\r | |
270 | oricomment = comment\r | |
271 | if comment.startswith("@ValidRange"):\r | |
272 | comment = comment.replace("@ValidRange", "", 1)\r | |
273 | validateranges.append(comment.split("|")[1].strip())\r | |
274 | if comment.startswith("@ValidList"):\r | |
275 | comment = comment.replace("@ValidList", "", 1)\r | |
276 | validlists.append(comment.split("|")[1].strip())\r | |
277 | if comment.startswith("@Expression"):\r | |
278 | comment = comment.replace("@Expression", "", 1)\r | |
279 | expressions.append(comment.split("|")[1].strip())\r | |
5b0671c1 | 280 | except Exception as Exc:\r |
901fd822 BF |
281 | ValidType = ""\r |
282 | if oricomment.startswith("@ValidRange"):\r | |
283 | ValidType = "@ValidRange"\r | |
284 | if oricomment.startswith("@ValidList"):\r | |
285 | ValidType = "@ValidList"\r | |
286 | if oricomment.startswith("@Expression"):\r | |
287 | ValidType = "@Expression"\r | |
ccaa7754 GL |
288 | EdkLogger.error('Parser', FORMAT_INVALID, "The syntax for %s of PCD %s.%s is incorrect" % (ValidType, TokenSpaceGuid, PcdCName),\r |
289 | ExtraData=oricomment, File=self.MetaFile, Line=LineNum)\r | |
901fd822 | 290 | return set(), set(), set()\r |
82a6a960 | 291 | return set(validateranges), set(validlists), set(expressions)\r |
643556fc | 292 | \r |
30fdf114 | 293 | ## Python class representation of table storing platform data\r |
0d2711a6 | 294 | class PlatformTable(MetaFileTable):\r |
30fdf114 LG |
295 | _COLUMN_ = '''\r |
296 | ID REAL PRIMARY KEY,\r | |
297 | Model INTEGER NOT NULL,\r | |
298 | Value1 TEXT NOT NULL,\r | |
299 | Value2 TEXT,\r | |
300 | Value3 TEXT,\r | |
301 | Scope1 TEXT,\r | |
302 | Scope2 TEXT,\r | |
8518bf0b | 303 | Scope3 TEXT,\r |
30fdf114 LG |
304 | BelongsToItem REAL NOT NULL,\r |
305 | FromItem REAL NOT NULL,\r | |
306 | StartLine INTEGER NOT NULL,\r | |
307 | StartColumn INTEGER NOT NULL,\r | |
308 | EndLine INTEGER NOT NULL,\r | |
309 | EndColumn INTEGER NOT NULL,\r | |
310 | Enabled INTEGER DEFAULT 0\r | |
311 | '''\r | |
312 | # used as table end flag, in case the changes to database is not committed to db file\r | |
2f818ed0 | 313 | _DUMMY_ = [-1, -1, '====', '====', '====', '====', '====','====', -1, -1, -1, -1, -1, -1, -1]\r |
30fdf114 LG |
314 | \r |
315 | ## Constructor\r | |
395f3336 YF |
316 | def __init__(self, Cursor, MetaFile, Temporary, FromItem=0):\r |
317 | MetaFileTable.__init__(self, Cursor, MetaFile, MODEL_FILE_DSC, Temporary, FromItem)\r | |
30fdf114 LG |
318 | \r |
319 | ## Insert table\r | |
320 | #\r | |
321 | # Insert a record into table Dsc\r | |
322 | #\r | |
323 | # @param Model: Model of a Dsc item\r | |
324 | # @param Value1: Value1 of a Dsc item\r | |
325 | # @param Value2: Value2 of a Dsc item\r | |
326 | # @param Value3: Value3 of a Dsc item\r | |
327 | # @param Scope1: Arch of a Dsc item\r | |
328 | # @param Scope2: Module type of a Dsc item\r | |
329 | # @param BelongsToItem: The item belongs to which another item\r | |
330 | # @param FromItem: The item belongs to which dsc file\r | |
331 | # @param StartLine: StartLine of a Dsc item\r | |
332 | # @param StartColumn: StartColumn of a Dsc item\r | |
333 | # @param EndLine: EndLine of a Dsc item\r | |
334 | # @param EndColumn: EndColumn of a Dsc item\r | |
335 | # @param Enabled: If this item enabled\r | |
336 | #\r | |
55c84777 | 337 | def Insert(self, Model, Value1, Value2, Value3, Scope1=TAB_ARCH_COMMON, Scope2=TAB_COMMON, Scope3=TAB_DEFAULT_STORES_DEFAULT,BelongsToItem=-1,\r |
30fdf114 | 338 | FromItem=-1, StartLine=-1, StartColumn=-1, EndLine=-1, EndColumn=-1, Enabled=1):\r |
2f818ed0 B |
339 | (Value1, Value2, Value3, Scope1, Scope2, Scope3) = (Value1.strip(), Value2.strip(), Value3.strip(), Scope1.strip(), Scope2.strip(), Scope3.strip())\r |
340 | self.ID = self.ID + self._ID_STEP_\r | |
2f818ed0 B |
341 | \r |
342 | row = [ self.ID,\r | |
343 | Model,\r | |
344 | Value1,\r | |
345 | Value2,\r | |
346 | Value3,\r | |
347 | Scope1,\r | |
348 | Scope2,\r | |
349 | Scope3,\r | |
350 | BelongsToItem,\r | |
351 | FromItem,\r | |
352 | StartLine,\r | |
353 | StartColumn,\r | |
354 | EndLine,\r | |
355 | EndColumn,\r | |
356 | Enabled\r | |
357 | ]\r | |
358 | self.CurrentContent.append(row)\r | |
359 | return self.ID\r | |
360 | \r | |
30fdf114 LG |
361 | \r |
362 | ## Query table\r | |
363 | #\r | |
f7496d71 | 364 | # @param Model: The Model of Record\r |
30fdf114 LG |
365 | # @param Scope1: Arch of a Dsc item\r |
366 | # @param Scope2: Module type of a Dsc item\r | |
367 | # @param BelongsToItem: The item belongs to which another item\r | |
368 | # @param FromItem: The item belongs to which dsc file\r | |
369 | #\r | |
f7496d71 | 370 | # @retval: A recordSet of all found records\r |
30fdf114 LG |
371 | #\r |
372 | def Query(self, Model, Scope1=None, Scope2=None, BelongsToItem=None, FromItem=None):\r | |
2f818ed0 B |
373 | \r |
374 | QueryTab = self.CurrentContent\r | |
375 | result = [item for item in QueryTab if item[1] == Model and item[-1]>0 ]\r | |
55c84777 | 376 | if Scope1 is not None and Scope1 != TAB_ARCH_COMMON:\r |
2f818ed0 B |
377 | Sc1 = set(['COMMON'])\r |
378 | Sc1.add(Scope1)\r | |
379 | result = [item for item in result if item[5] in Sc1]\r | |
380 | Sc2 = set( ['COMMON','DEFAULT'])\r | |
381 | if Scope2 and Scope2 != TAB_COMMON:\r | |
35dc964b YZ |
382 | if '.' in Scope2:\r |
383 | Index = Scope2.index('.')\r | |
55c84777 | 384 | NewScope = TAB_COMMON + Scope2[Index:]\r |
2f818ed0 B |
385 | Sc2.add(NewScope)\r |
386 | Sc2.add(Scope2)\r | |
387 | result = [item for item in result if item[6] in Sc2]\r | |
30fdf114 | 388 | \r |
4231a819 | 389 | if BelongsToItem is not None:\r |
2f818ed0 | 390 | result = [item for item in result if item[8] == BelongsToItem]\r |
30fdf114 | 391 | else:\r |
2f818ed0 | 392 | result = [item for item in result if item[8] < 0]\r |
4231a819 | 393 | if FromItem is not None:\r |
2f818ed0 B |
394 | result = [item for item in result if item[9] == FromItem]\r |
395 | \r | |
4a6b179f | 396 | result = [ [r[2],r[3],r[4],r[5],r[6],r[7],r[0],r[10]] for r in result ]\r |
2f818ed0 | 397 | return result\r |
30fdf114 | 398 | \r |
5bc96263 FB |
399 | def DisableComponent(self,comp_id):\r |
400 | for item in self.CurrentContent:\r | |
401 | if item[0] == comp_id or item[8] == comp_id:\r | |
402 | item[-1] = -1\r | |
30fdf114 | 403 | \r |
0d2711a6 LG |
404 | ## Factory class to produce different storage for different type of meta-file\r |
405 | class MetaFileStorage(object):\r | |
406 | _FILE_TABLE_ = {\r | |
407 | MODEL_FILE_INF : ModuleTable,\r | |
408 | MODEL_FILE_DEC : PackageTable,\r | |
409 | MODEL_FILE_DSC : PlatformTable,\r | |
410 | MODEL_FILE_OTHERS : MetaFileTable,\r | |
411 | }\r | |
412 | \r | |
413 | _FILE_TYPE_ = {\r | |
414 | ".inf" : MODEL_FILE_INF,\r | |
415 | ".dec" : MODEL_FILE_DEC,\r | |
416 | ".dsc" : MODEL_FILE_DSC,\r | |
417 | }\r | |
643556fc | 418 | _ObjectCache = {}\r |
0d2711a6 | 419 | ## Constructor\r |
395f3336 | 420 | def __new__(Class, Cursor, MetaFile, FileType=None, Temporary=False, FromItem=None):\r |
0d2711a6 | 421 | # no type given, try to find one\r |
643556fc FB |
422 | key = (MetaFile.Path, FileType,Temporary,FromItem)\r |
423 | if key in Class._ObjectCache:\r | |
424 | return Class._ObjectCache[key]\r | |
0d2711a6 LG |
425 | if not FileType:\r |
426 | if MetaFile.Type in self._FILE_TYPE_:\r | |
427 | FileType = Class._FILE_TYPE_[MetaFile.Type]\r | |
428 | else:\r | |
429 | FileType = MODEL_FILE_OTHERS\r | |
430 | \r | |
431 | # don't pass the type around if it's well known\r | |
432 | if FileType == MODEL_FILE_OTHERS:\r | |
433 | Args = (Cursor, MetaFile, FileType, Temporary)\r | |
434 | else:\r | |
435 | Args = (Cursor, MetaFile, Temporary)\r | |
395f3336 YF |
436 | if FromItem:\r |
437 | Args = Args + (FromItem,)\r | |
0d2711a6 LG |
438 | \r |
439 | # create the storage object and return it to caller\r | |
643556fc FB |
440 | reval = Class._FILE_TABLE_[FileType](*Args)\r |
441 | if not Temporary:\r | |
442 | Class._ObjectCache[key] = reval\r | |
443 | return reval\r | |
0d2711a6 | 444 | \r |