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215 lines (186 loc) · 8.32 KB
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//-----------------------------------------------------------------------------
// Copyright (c) 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.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// cxoEnqOptions.c
// Implements the enqueue options objects used in Advanced Queuing.
//-----------------------------------------------------------------------------
#include "cxoModule.h"
//-----------------------------------------------------------------------------
// Declaration of methods used for enqueue options
//-----------------------------------------------------------------------------
static void cxoEnqOptions_free(cxoEnqOptions*);
static PyObject *cxoEnqOptions_getTransformation(cxoEnqOptions*, void*);
static PyObject *cxoEnqOptions_getVisibility(cxoEnqOptions*, void*);
static int cxoEnqOptions_setDeliveryMode(cxoEnqOptions*, PyObject*, void*);
static int cxoEnqOptions_setTransformation(cxoEnqOptions*, PyObject*, void*);
static int cxoEnqOptions_setVisibility(cxoEnqOptions*, PyObject*, void*);
//-----------------------------------------------------------------------------
// declaration of calculated members for Python type "EnqOptions"
//-----------------------------------------------------------------------------
static PyGetSetDef cxoEnqOptionsCalcMembers[] = {
{ "deliverymode", 0, (setter) cxoEnqOptions_setDeliveryMode, 0, 0 },
{ "transformation", (getter) cxoEnqOptions_getTransformation,
(setter) cxoEnqOptions_setTransformation, 0, 0 },
{ "visibility", (getter) cxoEnqOptions_getVisibility,
(setter) cxoEnqOptions_setVisibility, 0, 0 },
{ NULL }
};
//-----------------------------------------------------------------------------
// Python type declarations
//-----------------------------------------------------------------------------
PyTypeObject cxoPyTypeEnqOptions = {
PyVarObject_HEAD_INIT(NULL, 0)
"cx_Oracle.EnqOptions", // tp_name
sizeof(cxoEnqOptions), // tp_basicsize
0, // tp_itemsize
(destructor) cxoEnqOptions_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
0, // 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
0, // tp_methods
0, // tp_members
cxoEnqOptionsCalcMembers, // 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
0, // tp_new
0, // tp_free
0, // tp_is_gc
0 // tp_bases
};
//-----------------------------------------------------------------------------
// cxoEnqOptions_new()
// Create a new enqueue options object.
//-----------------------------------------------------------------------------
cxoEnqOptions *cxoEnqOptions_new(cxoConnection *connection)
{
cxoEnqOptions *self;
self = (cxoEnqOptions*)
cxoPyTypeEnqOptions.tp_alloc(&cxoPyTypeEnqOptions, 0);
if (!self)
return NULL;
if (dpiConn_newEnqOptions(connection->handle, &self->handle) < 0) {
Py_DECREF(self);
cxoError_raiseAndReturnNull();
return NULL;
}
self->encoding = connection->encodingInfo.encoding;
return self;
}
//-----------------------------------------------------------------------------
// cxoEnqOptions_free()
// Free the memory associated with the enqueue options object.
//-----------------------------------------------------------------------------
static void cxoEnqOptions_free(cxoEnqOptions *self)
{
if (self->handle) {
dpiEnqOptions_release(self->handle);
self->handle = NULL;
}
Py_TYPE(self)->tp_free((PyObject*) self);
}
//-----------------------------------------------------------------------------
// cxoEnqOptions_getTransformation()
// Get the value of the transformation option.
//-----------------------------------------------------------------------------
static PyObject *cxoEnqOptions_getTransformation(cxoEnqOptions *self,
void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiEnqOptions_getTransformation(self->handle, &value,
&valueLength) < 0)
return cxoError_raiseAndReturnNull();
if (!value)
Py_RETURN_NONE;
return cxoPyString_fromEncodedString(value, valueLength, self->encoding,
NULL);
}
//-----------------------------------------------------------------------------
// cxoEnqOptions_getVisibility()
// Get the value of the visibility option.
//-----------------------------------------------------------------------------
static PyObject *cxoEnqOptions_getVisibility(cxoEnqOptions *self, void *unused)
{
dpiVisibility value;
if (dpiEnqOptions_getVisibility(self->handle, &value) < 0)
return cxoError_raiseAndReturnNull();
return PyInt_FromLong(value);
}
//-----------------------------------------------------------------------------
// cxoEnqOptions_setDeliveryMode()
// Set the value of the delivery mode option.
//-----------------------------------------------------------------------------
static int cxoEnqOptions_setDeliveryMode(cxoEnqOptions *self, PyObject *valueObj,
void *unused)
{
dpiMessageDeliveryMode value;
value = PyInt_AsLong(valueObj);
if (PyErr_Occurred())
return -1;
if (dpiEnqOptions_setDeliveryMode(self->handle, value) < 0)
return cxoError_raiseAndReturnInt();
return 0;
}
//-----------------------------------------------------------------------------
// cxoEnqOptions_setTransformation()
// Set the value of the transformation option.
//-----------------------------------------------------------------------------
static int cxoEnqOptions_setTransformation(cxoEnqOptions *self,
PyObject *valueObj, void *unused)
{
cxoBuffer buffer;
int status;
if (cxoBuffer_fromObject(&buffer, valueObj, self->encoding) < 0)
return -1;
status = dpiEnqOptions_setTransformation(self->handle, buffer.ptr,
buffer.size);
cxoBuffer_clear(&buffer);
if (status < 0)
return cxoError_raiseAndReturnInt();
return 0;
}
//-----------------------------------------------------------------------------
// cxoEnqOptions_setVisibility()
// Set the value of the visibility option.
//-----------------------------------------------------------------------------
static int cxoEnqOptions_setVisibility(cxoEnqOptions *self,
PyObject *valueObj, void *unused)
{
dpiVisibility value;
value = PyInt_AsLong(valueObj);
if (PyErr_Occurred())
return -1;
if (dpiEnqOptions_setVisibility(self->handle, value) < 0)
return cxoError_raiseAndReturnInt();
return 0;
}
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