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//-----------------------------------------------------------------------------
// Copyright 2016, 2017, 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.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// MsgProps.c
// Implements the message properties object used in Advanced Queuing.
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// structures used for handling AQ options and message properties
//-----------------------------------------------------------------------------
typedef struct {
PyObject_HEAD
dpiMsgProps *handle;
const char *encoding;
} udt_MsgProps;
//-----------------------------------------------------------------------------
// Declaration of methods used for message properties
//-----------------------------------------------------------------------------
static udt_MsgProps *MsgProps_New(udt_Connection*);
static void MsgProps_Free(udt_MsgProps*);
static PyObject *MsgProps_GetNumAttempts(udt_MsgProps*, void*);
static PyObject *MsgProps_GetCorrelation(udt_MsgProps*, void*);
static PyObject *MsgProps_GetDelay(udt_MsgProps*, void*);
static PyObject *MsgProps_GetDeliveryMode(udt_MsgProps*, void*);
static PyObject *MsgProps_GetEnqTime(udt_MsgProps*, void*);
static PyObject *MsgProps_GetExceptionQ(udt_MsgProps*, void*);
static PyObject *MsgProps_GetExpiration(udt_MsgProps*, void*);
static PyObject *MsgProps_GetOriginalMsgId(udt_MsgProps*, void*);
static PyObject *MsgProps_GetPriority(udt_MsgProps*, void*);
static PyObject *MsgProps_GetState(udt_MsgProps*, void*);
static int MsgProps_SetCorrelation(udt_MsgProps*, PyObject*, void*);
static int MsgProps_SetDelay(udt_MsgProps*, PyObject*, void*);
static int MsgProps_SetExceptionQ(udt_MsgProps*, PyObject*, void*);
static int MsgProps_SetExpiration(udt_MsgProps*, PyObject*, void*);
static int MsgProps_SetOriginalMsgId(udt_MsgProps*, PyObject*, void*);
static int MsgProps_SetPriority(udt_MsgProps*, PyObject*, void*);
//-----------------------------------------------------------------------------
// declaration of calculated members for Python type "MessageProperties"
//-----------------------------------------------------------------------------
static PyGetSetDef g_MessagePropertiesCalcMembers[] = {
{ "attempts", (getter) MsgProps_GetNumAttempts, 0, 0, 0 },
{ "correlation", (getter) MsgProps_GetCorrelation,
(setter) MsgProps_SetCorrelation, 0, 0 },
{ "delay", (getter) MsgProps_GetDelay, (setter) MsgProps_SetDelay, 0, 0 },
{ "deliverymode", (getter) MsgProps_GetDeliveryMode, 0, 0, 0 },
{ "enqtime", (getter) MsgProps_GetEnqTime, 0, 0, 0 },
{ "exceptionq", (getter) MsgProps_GetExceptionQ,
(setter) MsgProps_SetExceptionQ, 0, 0 },
{ "expiration", (getter) MsgProps_GetExpiration,
(setter) MsgProps_SetExpiration, 0, 0 },
{ "msgid", (getter) MsgProps_GetOriginalMsgId,
(setter) MsgProps_SetOriginalMsgId, 0, 0 },
{ "priority", (getter) MsgProps_GetPriority,
(setter) MsgProps_SetPriority, 0, 0 },
{ "state", (getter) MsgProps_GetState, 0, 0, 0 },
{ NULL }
};
//-----------------------------------------------------------------------------
// Python type declarations
//-----------------------------------------------------------------------------
static PyTypeObject g_MessagePropertiesType = {
PyVarObject_HEAD_INIT(NULL, 0)
"cx_Oracle.MessageProperties", // tp_name
sizeof(udt_MsgProps), // tp_basicsize
0, // tp_itemsize
(destructor) MsgProps_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
g_MessagePropertiesCalcMembers, // 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
};
//-----------------------------------------------------------------------------
// MsgProps_New()
// Create a new message properties object.
//-----------------------------------------------------------------------------
static udt_MsgProps *MsgProps_New(udt_Connection *connection)
{
udt_MsgProps *self;
self = (udt_MsgProps*)
g_MessagePropertiesType.tp_alloc(&g_MessagePropertiesType, 0);
if (!self)
return NULL;
if (dpiConn_newMsgProps(connection->handle, &self->handle) < 0) {
Py_DECREF(self);
Error_RaiseAndReturnNull();
return NULL;
}
self->encoding = connection->encodingInfo.encoding;
return self;
}
//-----------------------------------------------------------------------------
// MsgProps_Free()
// Free the memory associated with the message properties object.
//-----------------------------------------------------------------------------
static void MsgProps_Free(udt_MsgProps *self)
{
if (self->handle) {
dpiMsgProps_release(self->handle);
self->handle = NULL;
}
Py_TYPE(self)->tp_free((PyObject*) self);
}
//-----------------------------------------------------------------------------
// MsgProps_GetAttrInt32()
// Get the value of the attribute as a 32-bit integer.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetAttrInt32(udt_MsgProps *self,
int (*func)(dpiMsgProps *props, int32_t *value))
{
int32_t value;
if ((*func)(self->handle, &value) < 0)
return Error_RaiseAndReturnNull();
return PyInt_FromLong(value);
}
//-----------------------------------------------------------------------------
// MsgProps_SetAttrInt32()
// Set the value of the attribute as a 32-bit integer.
//-----------------------------------------------------------------------------
static int MsgProps_SetAttrInt32(udt_MsgProps *self, PyObject *valueObj,
int (*func)(dpiMsgProps *props, int32_t value))
{
int32_t value;
value = PyInt_AsLong(valueObj);
if (PyErr_Occurred())
return -1;
if ((*func)(self->handle, value) < 0)
return Error_RaiseAndReturnInt();
return 0;
}
//-----------------------------------------------------------------------------
// MsgProps_GetNumAttempts()
// Get the value of the attempts property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetNumAttempts(udt_MsgProps *self, void *unused)
{
return MsgProps_GetAttrInt32(self, dpiMsgProps_getNumAttempts);
}
//-----------------------------------------------------------------------------
// MsgProps_GetCorrelation()
// Get the value of the correlation property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetCorrelation(udt_MsgProps *self, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiMsgProps_getCorrelation(self->handle, &value, &valueLength) < 0)
return Error_RaiseAndReturnNull();
if (!value)
Py_RETURN_NONE;
return cxString_FromEncodedString(value, valueLength, self->encoding);
}
//-----------------------------------------------------------------------------
// MsgProps_GetDelay()
// Get the value of the delay property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetDelay(udt_MsgProps *self, void *unused)
{
return MsgProps_GetAttrInt32(self, dpiMsgProps_getDelay);
}
//-----------------------------------------------------------------------------
// MsgProps_GetDeliveryMode()
// Get the value of the delivery mode property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetDeliveryMode(udt_MsgProps *self, void *unused)
{
dpiMessageDeliveryMode value;
if (dpiMsgProps_getDeliveryMode(self->handle, &value) < 0)
return Error_RaiseAndReturnNull();
return PyInt_FromLong(value);
}
//-----------------------------------------------------------------------------
// MsgProps_GetEnqTime()
// Get the value of the enqueue time property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetEnqTime(udt_MsgProps *self, void *unused)
{
dpiTimestamp value;
if (dpiMsgProps_getEnqTime(self->handle, &value) < 0)
return Error_RaiseAndReturnNull();
return PyDateTime_FromDateAndTime(value.year, value.month, value.day,
value.hour, value.minute, value.second, 0);
}
//-----------------------------------------------------------------------------
// MsgProps_GetExceptionQ()
// Get the value of the exception queue property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetExceptionQ(udt_MsgProps *self, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiMsgProps_getExceptionQ(self->handle, &value, &valueLength) < 0)
return Error_RaiseAndReturnNull();
if (!value)
Py_RETURN_NONE;
return cxString_FromEncodedString(value, valueLength, self->encoding);
}
//-----------------------------------------------------------------------------
// MsgProps_GetExpiration()
// Get the value of the expiration property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetExpiration(udt_MsgProps *self, void *unused)
{
return MsgProps_GetAttrInt32(self, dpiMsgProps_getExpiration);
}
//-----------------------------------------------------------------------------
// MsgProps_GetOriginalMsgId()
// Get the value of the expiration property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetOriginalMsgId(udt_MsgProps *self, void *unused)
{
uint32_t valueLength;
const char *value;
if (dpiMsgProps_getOriginalMsgId(self->handle, &value, &valueLength) < 0)
return Error_RaiseAndReturnNull();
if (!value)
Py_RETURN_NONE;
return PyBytes_FromStringAndSize(value, valueLength);
}
//-----------------------------------------------------------------------------
// MsgProps_GetPriority()
// Get the value of the priority property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetPriority(udt_MsgProps *self, void *unused)
{
return MsgProps_GetAttrInt32(self, dpiMsgProps_getPriority);
}
//-----------------------------------------------------------------------------
// MsgProps_GetState()
// Get the value of the state property.
//-----------------------------------------------------------------------------
static PyObject *MsgProps_GetState(udt_MsgProps *self, void *unused)
{
dpiMessageState value;
if (dpiMsgProps_getState(self->handle, &value) < 0)
return Error_RaiseAndReturnNull();
return PyInt_FromLong(value);
}
//-----------------------------------------------------------------------------
// MsgProps_SetCorrelation()
// Set the value of the correlation property.
//-----------------------------------------------------------------------------
static int MsgProps_SetCorrelation(udt_MsgProps *self, PyObject *valueObj,
void *unused)
{
udt_Buffer buffer;
int status;
if (cxBuffer_FromObject(&buffer, valueObj, self->encoding))
return -1;
status = dpiMsgProps_setCorrelation(self->handle, buffer.ptr, buffer.size);
cxBuffer_Clear(&buffer);
if (status < 0)
return Error_RaiseAndReturnInt();
return 0;
}
//-----------------------------------------------------------------------------
// MsgProps_SetDelay()
// Set the value of the delay property.
//-----------------------------------------------------------------------------
static int MsgProps_SetDelay(udt_MsgProps *self, PyObject *valueObj,
void *unused)
{
return MsgProps_SetAttrInt32(self, valueObj, dpiMsgProps_setDelay);
}
//-----------------------------------------------------------------------------
// MsgProps_SetExceptionQ()
// Set the value of the exception queue property.
//-----------------------------------------------------------------------------
static int MsgProps_SetExceptionQ(udt_MsgProps *self, PyObject *valueObj,
void *unused)
{
udt_Buffer buffer;
int status;
if (cxBuffer_FromObject(&buffer, valueObj, self->encoding))
return -1;
status = dpiMsgProps_setExceptionQ(self->handle, buffer.ptr, buffer.size);
cxBuffer_Clear(&buffer);
if (status < 0)
return Error_RaiseAndReturnInt();
return 0;
}
//-----------------------------------------------------------------------------
// MsgProps_SetExpiration()
// Set the value of the expiration property.
//-----------------------------------------------------------------------------
static int MsgProps_SetExpiration(udt_MsgProps *self, PyObject *valueObj,
void *unused)
{
return MsgProps_SetAttrInt32(self, valueObj, dpiMsgProps_setExpiration);
}
//-----------------------------------------------------------------------------
// MsgProps_SetOriginalMsgId()
// Set the value of the original message id property.
//-----------------------------------------------------------------------------
static int MsgProps_SetOriginalMsgId(udt_MsgProps *self, PyObject *valueObj,
void *unused)
{
Py_ssize_t valueLength;
char *value;
if (PyBytes_AsStringAndSize(valueObj, &value, &valueLength) < 0)
return -1;
if (dpiMsgProps_setOriginalMsgId(self->handle, value,
(uint32_t) valueLength) < 0)
return Error_RaiseAndReturnInt();
return 0;
}
//-----------------------------------------------------------------------------
// MsgProps_SetPriority()
// Set the value of the expiration property.
//-----------------------------------------------------------------------------
static int MsgProps_SetPriority(udt_MsgProps *self, PyObject *valueObj,
void *unused)
{
return MsgProps_SetAttrInt32(self, valueObj, dpiMsgProps_setPriority);
}
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