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1#-------------------------------------------------------------------------
2#  This file contains real Python object wrappers for DB and DBEnv
3#  C "objects" that can be usefully subclassed.  The previous SWIG
4#  based interface allowed this thanks to SWIG's shadow classes.
5#   --  Gregory P. Smith
6#-------------------------------------------------------------------------
7#
8# (C) Copyright 2001  Autonomous Zone Industries
9#
10# License:  This is free software.  You may use this software for any
11#           purpose including modification/redistribution, so long as
12#           this header remains intact and that you do not claim any
13#           rights of ownership or authorship of this software.  This
14#           software has been tested, but no warranty is expressed or
15#           implied.
16#
17
18#
19# TODO it would be *really nice* to have an automatic shadow class populator
20# so that new methods don't need to be added  here manually after being
21# added to _bsddb.c.
22#
23
24import sys
25absolute_import = (sys.version_info[0] >= 3)
26if absolute_import :
27    # Because this syntaxis is not valid before Python 2.5
28    exec("from . import db")
29else :
30    import db
31
32if sys.version_info < (2, 6) :
33    from UserDict import DictMixin as MutableMapping
34else :
35    import collections
36    MutableMapping = collections.MutableMapping
37
38class DBEnv:
39    def __init__(self, *args, **kwargs):
40        self._cobj = db.DBEnv(*args, **kwargs)
41
42    def close(self, *args, **kwargs):
43        return self._cobj.close(*args, **kwargs)
44    def open(self, *args, **kwargs):
45        return self._cobj.open(*args, **kwargs)
46    def remove(self, *args, **kwargs):
47        return self._cobj.remove(*args, **kwargs)
48    def set_shm_key(self, *args, **kwargs):
49        return self._cobj.set_shm_key(*args, **kwargs)
50    def set_cachesize(self, *args, **kwargs):
51        return self._cobj.set_cachesize(*args, **kwargs)
52    def set_data_dir(self, *args, **kwargs):
53        return self._cobj.set_data_dir(*args, **kwargs)
54    def set_flags(self, *args, **kwargs):
55        return self._cobj.set_flags(*args, **kwargs)
56    def set_lg_bsize(self, *args, **kwargs):
57        return self._cobj.set_lg_bsize(*args, **kwargs)
58    def set_lg_dir(self, *args, **kwargs):
59        return self._cobj.set_lg_dir(*args, **kwargs)
60    def set_lg_max(self, *args, **kwargs):
61        return self._cobj.set_lg_max(*args, **kwargs)
62    def set_lk_detect(self, *args, **kwargs):
63        return self._cobj.set_lk_detect(*args, **kwargs)
64    if db.version() < (4,5):
65        def set_lk_max(self, *args, **kwargs):
66            return self._cobj.set_lk_max(*args, **kwargs)
67    def set_lk_max_locks(self, *args, **kwargs):
68        return self._cobj.set_lk_max_locks(*args, **kwargs)
69    def set_lk_max_lockers(self, *args, **kwargs):
70        return self._cobj.set_lk_max_lockers(*args, **kwargs)
71    def set_lk_max_objects(self, *args, **kwargs):
72        return self._cobj.set_lk_max_objects(*args, **kwargs)
73    def set_mp_mmapsize(self, *args, **kwargs):
74        return self._cobj.set_mp_mmapsize(*args, **kwargs)
75    def set_timeout(self, *args, **kwargs):
76        return self._cobj.set_timeout(*args, **kwargs)
77    def set_tmp_dir(self, *args, **kwargs):
78        return self._cobj.set_tmp_dir(*args, **kwargs)
79    def txn_begin(self, *args, **kwargs):
80        return self._cobj.txn_begin(*args, **kwargs)
81    def txn_checkpoint(self, *args, **kwargs):
82        return self._cobj.txn_checkpoint(*args, **kwargs)
83    def txn_stat(self, *args, **kwargs):
84        return self._cobj.txn_stat(*args, **kwargs)
85    def set_tx_max(self, *args, **kwargs):
86        return self._cobj.set_tx_max(*args, **kwargs)
87    def set_tx_timestamp(self, *args, **kwargs):
88        return self._cobj.set_tx_timestamp(*args, **kwargs)
89    def lock_detect(self, *args, **kwargs):
90        return self._cobj.lock_detect(*args, **kwargs)
91    def lock_get(self, *args, **kwargs):
92        return self._cobj.lock_get(*args, **kwargs)
93    def lock_id(self, *args, **kwargs):
94        return self._cobj.lock_id(*args, **kwargs)
95    def lock_put(self, *args, **kwargs):
96        return self._cobj.lock_put(*args, **kwargs)
97    def lock_stat(self, *args, **kwargs):
98        return self._cobj.lock_stat(*args, **kwargs)
99    def log_archive(self, *args, **kwargs):
100        return self._cobj.log_archive(*args, **kwargs)
101
102    def set_get_returns_none(self, *args, **kwargs):
103        return self._cobj.set_get_returns_none(*args, **kwargs)
104
105    def log_stat(self, *args, **kwargs):
106        return self._cobj.log_stat(*args, **kwargs)
107
108    def dbremove(self, *args, **kwargs):
109        return self._cobj.dbremove(*args, **kwargs)
110    def dbrename(self, *args, **kwargs):
111        return self._cobj.dbrename(*args, **kwargs)
112    def set_encrypt(self, *args, **kwargs):
113        return self._cobj.set_encrypt(*args, **kwargs)
114
115    if db.version() >= (4,4):
116        def fileid_reset(self, *args, **kwargs):
117            return self._cobj.fileid_reset(*args, **kwargs)
118
119        def lsn_reset(self, *args, **kwargs):
120            return self._cobj.lsn_reset(*args, **kwargs)
121
122
123class DB(MutableMapping):
124    def __init__(self, dbenv, *args, **kwargs):
125        # give it the proper DBEnv C object that its expecting
126        self._cobj = db.DB(*((dbenv._cobj,) + args), **kwargs)
127
128    # TODO are there other dict methods that need to be overridden?
129    def __len__(self):
130        return len(self._cobj)
131    def __getitem__(self, arg):
132        return self._cobj[arg]
133    def __setitem__(self, key, value):
134        self._cobj[key] = value
135    def __delitem__(self, arg):
136        del self._cobj[arg]
137
138    if sys.version_info >= (2, 6) :
139        def __iter__(self) :
140            return self._cobj.__iter__()
141
142    def append(self, *args, **kwargs):
143        return self._cobj.append(*args, **kwargs)
144    def associate(self, *args, **kwargs):
145        return self._cobj.associate(*args, **kwargs)
146    def close(self, *args, **kwargs):
147        return self._cobj.close(*args, **kwargs)
148    def consume(self, *args, **kwargs):
149        return self._cobj.consume(*args, **kwargs)
150    def consume_wait(self, *args, **kwargs):
151        return self._cobj.consume_wait(*args, **kwargs)
152    def cursor(self, *args, **kwargs):
153        return self._cobj.cursor(*args, **kwargs)
154    def delete(self, *args, **kwargs):
155        return self._cobj.delete(*args, **kwargs)
156    def fd(self, *args, **kwargs):
157        return self._cobj.fd(*args, **kwargs)
158    def get(self, *args, **kwargs):
159        return self._cobj.get(*args, **kwargs)
160    def pget(self, *args, **kwargs):
161        return self._cobj.pget(*args, **kwargs)
162    def get_both(self, *args, **kwargs):
163        return self._cobj.get_both(*args, **kwargs)
164    def get_byteswapped(self, *args, **kwargs):
165        return self._cobj.get_byteswapped(*args, **kwargs)
166    def get_size(self, *args, **kwargs):
167        return self._cobj.get_size(*args, **kwargs)
168    def get_type(self, *args, **kwargs):
169        return self._cobj.get_type(*args, **kwargs)
170    def join(self, *args, **kwargs):
171        return self._cobj.join(*args, **kwargs)
172    def key_range(self, *args, **kwargs):
173        return self._cobj.key_range(*args, **kwargs)
174    def has_key(self, *args, **kwargs):
175        return self._cobj.has_key(*args, **kwargs)
176    def items(self, *args, **kwargs):
177        return self._cobj.items(*args, **kwargs)
178    def keys(self, *args, **kwargs):
179        return self._cobj.keys(*args, **kwargs)
180    def open(self, *args, **kwargs):
181        return self._cobj.open(*args, **kwargs)
182    def put(self, *args, **kwargs):
183        return self._cobj.put(*args, **kwargs)
184    def remove(self, *args, **kwargs):
185        return self._cobj.remove(*args, **kwargs)
186    def rename(self, *args, **kwargs):
187        return self._cobj.rename(*args, **kwargs)
188    def set_bt_minkey(self, *args, **kwargs):
189        return self._cobj.set_bt_minkey(*args, **kwargs)
190    def set_bt_compare(self, *args, **kwargs):
191        return self._cobj.set_bt_compare(*args, **kwargs)
192    def set_cachesize(self, *args, **kwargs):
193        return self._cobj.set_cachesize(*args, **kwargs)
194    def set_dup_compare(self, *args, **kwargs) :
195        return self._cobj.set_dup_compare(*args, **kwargs)
196    def set_flags(self, *args, **kwargs):
197        return self._cobj.set_flags(*args, **kwargs)
198    def set_h_ffactor(self, *args, **kwargs):
199        return self._cobj.set_h_ffactor(*args, **kwargs)
200    def set_h_nelem(self, *args, **kwargs):
201        return self._cobj.set_h_nelem(*args, **kwargs)
202    def set_lorder(self, *args, **kwargs):
203        return self._cobj.set_lorder(*args, **kwargs)
204    def set_pagesize(self, *args, **kwargs):
205        return self._cobj.set_pagesize(*args, **kwargs)
206    def set_re_delim(self, *args, **kwargs):
207        return self._cobj.set_re_delim(*args, **kwargs)
208    def set_re_len(self, *args, **kwargs):
209        return self._cobj.set_re_len(*args, **kwargs)
210    def set_re_pad(self, *args, **kwargs):
211        return self._cobj.set_re_pad(*args, **kwargs)
212    def set_re_source(self, *args, **kwargs):
213        return self._cobj.set_re_source(*args, **kwargs)
214    def set_q_extentsize(self, *args, **kwargs):
215        return self._cobj.set_q_extentsize(*args, **kwargs)
216    def stat(self, *args, **kwargs):
217        return self._cobj.stat(*args, **kwargs)
218    def sync(self, *args, **kwargs):
219        return self._cobj.sync(*args, **kwargs)
220    def type(self, *args, **kwargs):
221        return self._cobj.type(*args, **kwargs)
222    def upgrade(self, *args, **kwargs):
223        return self._cobj.upgrade(*args, **kwargs)
224    def values(self, *args, **kwargs):
225        return self._cobj.values(*args, **kwargs)
226    def verify(self, *args, **kwargs):
227        return self._cobj.verify(*args, **kwargs)
228    def set_get_returns_none(self, *args, **kwargs):
229        return self._cobj.set_get_returns_none(*args, **kwargs)
230
231    def set_encrypt(self, *args, **kwargs):
232        return self._cobj.set_encrypt(*args, **kwargs)
233
234
235class DBSequence:
236    def __init__(self, *args, **kwargs):
237        self._cobj = db.DBSequence(*args, **kwargs)
238
239    def close(self, *args, **kwargs):
240        return self._cobj.close(*args, **kwargs)
241    def get(self, *args, **kwargs):
242        return self._cobj.get(*args, **kwargs)
243    def get_dbp(self, *args, **kwargs):
244        return self._cobj.get_dbp(*args, **kwargs)
245    def get_key(self, *args, **kwargs):
246        return self._cobj.get_key(*args, **kwargs)
247    def init_value(self, *args, **kwargs):
248        return self._cobj.init_value(*args, **kwargs)
249    def open(self, *args, **kwargs):
250        return self._cobj.open(*args, **kwargs)
251    def remove(self, *args, **kwargs):
252        return self._cobj.remove(*args, **kwargs)
253    def stat(self, *args, **kwargs):
254        return self._cobj.stat(*args, **kwargs)
255    def set_cachesize(self, *args, **kwargs):
256        return self._cobj.set_cachesize(*args, **kwargs)
257    def set_flags(self, *args, **kwargs):
258        return self._cobj.set_flags(*args, **kwargs)
259    def set_range(self, *args, **kwargs):
260        return self._cobj.set_range(*args, **kwargs)
261    def get_cachesize(self, *args, **kwargs):
262        return self._cobj.get_cachesize(*args, **kwargs)
263    def get_flags(self, *args, **kwargs):
264        return self._cobj.get_flags(*args, **kwargs)
265    def get_range(self, *args, **kwargs):
266        return self._cobj.get_range(*args, **kwargs)
267