{{ message }}
forked from oracle/python-cx_Oracle
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathcxoError.c
More file actions
288 lines (253 loc) · 9.88 KB
/
Copy pathcxoError.c
File metadata and controls
288 lines (253 loc) · 9.88 KB
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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
//-----------------------------------------------------------------------------
// Copyright 2016-2018, Oracle and/or its affiliates. All rights reserved.
//
// Portions Copyright 2007-2015, Anthony Tuininga. All rights reserved.
//
// Portions Copyright 2001-2007, Computronix (Canada) Ltd., Edmonton, Alberta,
// Canada. All rights reserved.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// cxoError.c
// Error handling.
//-----------------------------------------------------------------------------
#include "cxoModule.h"
//-----------------------------------------------------------------------------
// forward declarations
//-----------------------------------------------------------------------------
static void cxoError_free(cxoError *error);
static PyObject *cxoError_str(cxoError *error);
static PyObject *cxoError_new(PyTypeObject *type, PyObject *args,
PyObject *keywordArgs);
static PyObject *cxoError_reduce(cxoError*);
//-----------------------------------------------------------------------------
// declaration of methods
//-----------------------------------------------------------------------------
static PyMethodDef cxoErrorMethods[] = {
{ "__reduce__", (PyCFunction) cxoError_reduce, METH_NOARGS },
{ NULL, NULL }
};
//-----------------------------------------------------------------------------
// declaration of members
//-----------------------------------------------------------------------------
static PyMemberDef cxoErrorMembers[] = {
{ "code", T_LONG, offsetof(cxoError, code), READONLY },
{ "offset", T_UINT, offsetof(cxoError, offset), READONLY },
{ "message", T_OBJECT, offsetof(cxoError, message), READONLY },
{ "context", T_OBJECT, offsetof(cxoError, context), READONLY },
{ "isrecoverable", T_BOOL, offsetof(cxoError, isRecoverable), READONLY },
{ NULL }
};
//-----------------------------------------------------------------------------
// declaration of Python type
//-----------------------------------------------------------------------------
PyTypeObject cxoPyTypeError = {
PyVarObject_HEAD_INIT(NULL, 0)
"cx_Oracle._Error", // tp_name
sizeof(cxoError), // tp_basicsize
0, // tp_itemsize
(destructor) cxoError_free, // tp_dealloc
0, // tp_print
0, // tp_getattr
0, // tp_setattr
0, // tp_compare
0, // tp_repr
0, // tp_as_number
0, // tp_as_sequence
0, // tp_as_mapping
0, // tp_hash
0, // tp_call
(reprfunc) cxoError_str, // tp_str
0, // tp_getattro
0, // tp_setattro
0, // tp_as_buffer
Py_TPFLAGS_DEFAULT, // tp_flags
0, // tp_doc
0, // tp_traverse
0, // tp_clear
0, // tp_richcompare
0, // tp_weaklistoffset
0, // tp_iter
0, // tp_iternext
cxoErrorMethods, // tp_methods
cxoErrorMembers, // tp_members
0, // tp_getset
0, // tp_base
0, // tp_dict
0, // tp_descr_get
0, // tp_descr_set
0, // tp_dictoffset
0, // tp_init
0, // tp_alloc
cxoError_new, // tp_new
0, // tp_free
0, // tp_is_gc
0 // tp_bases
};
//-----------------------------------------------------------------------------
// cxoError_free()
// Deallocate the error.
//-----------------------------------------------------------------------------
static void cxoError_free(cxoError *error)
{
Py_CLEAR(error->message);
Py_CLEAR(error->context);
PyObject_Del(error);
}
//-----------------------------------------------------------------------------
// cxoError_internalNew()
// Internal method for creating an error object from the DPI error
// information.
//-----------------------------------------------------------------------------
cxoError *cxoError_internalNew(dpiErrorInfo *errorInfo)
{
cxoError *error;
// create error object and initialize it
error = (cxoError*) cxoPyTypeError.tp_alloc(&cxoPyTypeError, 0);
if (!error)
return NULL;
error->code = errorInfo->code;
error->offset = errorInfo->offset;
error->isRecoverable = (char) errorInfo->isRecoverable;
// create message
error->message = cxoPyString_fromEncodedString(errorInfo->message,
errorInfo->messageLength, errorInfo->encoding);
if (!error->message) {
Py_DECREF(error);
return NULL;
}
// create context composed of function name and action
#if PY_MAJOR_VERSION >= 3
error->context = PyUnicode_FromFormat("%s: %s", errorInfo->fnName,
errorInfo->action);
#else
error->context = PyString_FromFormat("%s: %s", errorInfo->fnName,
errorInfo->action);
#endif
if (!error->context) {
Py_DECREF(error);
return NULL;
}
return error;
}
//-----------------------------------------------------------------------------
// cxoError_new()
// Create a new error object. This is intended to only be used by the
// unpickling routine, and not by direct creation!
//-----------------------------------------------------------------------------
static PyObject *cxoError_new(PyTypeObject *type, PyObject *args,
PyObject *keywordArgs)
{
PyObject *message, *context;
int isRecoverable, code;
cxoError *error;
unsigned offset;
isRecoverable = 0;
if (!PyArg_ParseTuple(args, "OiIO|i", &message, &code, &offset, &context,
&isRecoverable))
return NULL;
error = (cxoError*) type->tp_alloc(type, 0);
if (!error)
return NULL;
error->code = code;
error->offset = offset;
error->isRecoverable = (char) isRecoverable;
Py_INCREF(message);
error->message = message;
Py_INCREF(context);
error->context = context;
return (PyObject*) error;
}
//-----------------------------------------------------------------------------
// cxoError_raiseAndReturnInt()
// Internal method for raising an exception from an error generated from DPI.
// Return -1 as a convenience to the caller.
//-----------------------------------------------------------------------------
int cxoError_raiseAndReturnInt(void)
{
dpiErrorInfo errorInfo;
dpiContext_getError(cxoDpiContext, &errorInfo);
return cxoError_raiseFromInfo(&errorInfo);
}
//-----------------------------------------------------------------------------
// cxoError_raiseAndReturnNull()
// Internal method for raising an exception from an error generated from DPI.
// Return NULL as a convenience to the caller.
//-----------------------------------------------------------------------------
PyObject *cxoError_raiseAndReturnNull(void)
{
cxoError_raiseAndReturnInt();
return NULL;
}
//-----------------------------------------------------------------------------
// cxoError_raiseFromInfo()
// Internal method for raising an exception given an error information
// structure from DPI. Return -1 as a convenience to the caller.
//-----------------------------------------------------------------------------
int cxoError_raiseFromInfo(dpiErrorInfo *errorInfo)
{
PyObject *exceptionType;
cxoError *error;
error = cxoError_internalNew(errorInfo);
if (!error)
return -1;
switch (errorInfo->code) {
case 1:
case 1400:
case 2290:
case 2291:
case 2292:
exceptionType = cxoIntegrityErrorException;
break;
case 22:
case 378:
case 602:
case 603:
case 604:
case 609:
case 1012:
case 1013:
case 1033:
case 1034:
case 1041:
case 1043:
case 1089:
case 1090:
case 1092:
case 3113:
case 3114:
case 3122:
case 3135:
case 12153:
case 12203:
case 12500:
case 12571:
case 27146:
case 28511:
exceptionType = cxoOperationalErrorException;
break;
default:
exceptionType = cxoDatabaseErrorException;
break;
}
PyErr_SetObject(exceptionType, (PyObject*) error);
Py_DECREF(error);
return -1;
}
//-----------------------------------------------------------------------------
// cxoError_reduce()
// Method provided for pickling/unpickling of Error objects.
//-----------------------------------------------------------------------------
static PyObject *cxoError_reduce(cxoError *error)
{
return Py_BuildValue("(O(OiIO))", Py_TYPE(error), error->message,
error->code, error->offset, error->context);
}
//-----------------------------------------------------------------------------
// cxoError_str()
// Return a string representation of the error variable.
//-----------------------------------------------------------------------------
static PyObject *cxoError_str(cxoError *error)
{
Py_INCREF(error->message);
return error->message;
}
You can’t perform that action at this time.