//-----------------------------------------------------------------------------
// dpiDeqOptions__create() [INTERNAL]
// Create a new subscription structure and return it. In case of error NULL
// is returned.
//-----------------------------------------------------------------------------
int dpiDeqOptions__create(dpiDeqOptions *options, dpiConn *conn,
dpiError *error)
{
dpiGen__setRefCount(conn, error, 1);
options->conn = conn;
return dpiOci__descriptorAlloc(conn->env->handle, &options->handle,
DPI_OCI_DTYPE_AQDEQ_OPTIONS, "allocate descriptor", error);
}
//-----------------------------------------------------------------------------
// dpiObject__toOracleValue() [INTERNAL]
// Convert value from external type to the OCI data type required.
//-----------------------------------------------------------------------------
static int dpiObject__toOracleValue(dpiObject *obj, dpiError *error,
const dpiDataTypeInfo *dataTypeInfo, dpiOracleDataBuffer *buffer,
void **ociValue, int16_t *valueIndicator, void **objectIndicator,
dpiNativeTypeNum nativeTypeNum, dpiData *data)
{
dpiOracleTypeNum valueOracleTypeNum;
uint32_t handleType;
dpiObject *otherObj;
dpiBytes *bytes;
// nulls are handled easily
*objectIndicator = NULL;
if (data->isNull) {
*ociValue = NULL;
*valueIndicator = DPI_OCI_IND_NULL;
buffer->asRaw = NULL;
return DPI_SUCCESS;
}
// convert all other values
*valueIndicator = DPI_OCI_IND_NOTNULL;
valueOracleTypeNum = dataTypeInfo->oracleTypeNum;
switch (valueOracleTypeNum) {
case DPI_ORACLE_TYPE_CHAR:
case DPI_ORACLE_TYPE_NCHAR:
case DPI_ORACLE_TYPE_VARCHAR:
case DPI_ORACLE_TYPE_NVARCHAR:
buffer->asString = NULL;
if (nativeTypeNum == DPI_NATIVE_TYPE_BYTES) {
bytes = &data->value.asBytes;
if (dpiOci__stringAssignText(obj->env->handle, bytes->ptr,
bytes->length, &buffer->asString, error) < 0)
return DPI_FAILURE;
*ociValue = buffer->asString;
return DPI_SUCCESS;
}
break;
case DPI_ORACLE_TYPE_NATIVE_INT:
case DPI_ORACLE_TYPE_NUMBER:
*ociValue = &buffer->asNumber;
if (nativeTypeNum == DPI_NATIVE_TYPE_INT64)
return dpiDataBuffer__toOracleNumberFromInteger(&data->value,
error, &buffer->asNumber);
if (nativeTypeNum == DPI_NATIVE_TYPE_DOUBLE)
return dpiDataBuffer__toOracleNumberFromDouble(&data->value,
error, &buffer->asNumber);
if (nativeTypeNum == DPI_NATIVE_TYPE_BYTES)
return dpiDataBuffer__toOracleNumberFromText(&data->value,
obj->env, error, &buffer->asNumber);
break;
case DPI_ORACLE_TYPE_NATIVE_FLOAT:
if (nativeTypeNum == DPI_NATIVE_TYPE_FLOAT) {
buffer->asFloat = data->value.asFloat;
*ociValue = &buffer->asFloat;
return DPI_SUCCESS;
} else if (nativeTypeNum == DPI_NATIVE_TYPE_DOUBLE) {
buffer->asFloat = (float) data->value.asDouble;
*ociValue = &buffer->asFloat;
return DPI_SUCCESS;
}
break;
case DPI_ORACLE_TYPE_NATIVE_DOUBLE:
if (nativeTypeNum == DPI_NATIVE_TYPE_DOUBLE) {
buffer->asDouble = data->value.asDouble;
*ociValue = &buffer->asDouble;
return DPI_SUCCESS;
}
break;
case DPI_ORACLE_TYPE_DATE:
*ociValue = &buffer->asDate;
if (nativeTypeNum == DPI_NATIVE_TYPE_TIMESTAMP)
return dpiDataBuffer__toOracleDate(&data->value,
&buffer->asDate);
break;
case DPI_ORACLE_TYPE_TIMESTAMP:
case DPI_ORACLE_TYPE_TIMESTAMP_TZ:
case DPI_ORACLE_TYPE_TIMESTAMP_LTZ:
buffer->asTimestamp = NULL;
if (nativeTypeNum == DPI_NATIVE_TYPE_TIMESTAMP) {
if (valueOracleTypeNum == DPI_ORACLE_TYPE_TIMESTAMP)
handleType = DPI_OCI_DTYPE_TIMESTAMP;
else if (valueOracleTypeNum == DPI_ORACLE_TYPE_TIMESTAMP_TZ)
handleType = DPI_OCI_DTYPE_TIMESTAMP_TZ;
else handleType = DPI_OCI_DTYPE_TIMESTAMP_LTZ;
if (dpiOci__descriptorAlloc(obj->env->handle,
&buffer->asTimestamp, handleType, "allocate timestamp",
error) < 0)
return DPI_FAILURE;
*ociValue = buffer->asTimestamp;
return dpiDataBuffer__toOracleTimestamp(&data->value, obj->env,
error, buffer->asTimestamp,
(valueOracleTypeNum != DPI_ORACLE_TYPE_TIMESTAMP));
}
break;
case DPI_ORACLE_TYPE_OBJECT:
otherObj = data->value.asObject;
if (nativeTypeNum == DPI_NATIVE_TYPE_OBJECT) {
if (otherObj->type->tdo != dataTypeInfo->objectType->tdo)
return dpiError__set(error, "check type",
DPI_ERR_WRONG_TYPE, otherObj->type->schemaLength,
otherObj->type->schema, otherObj->type->nameLength,
otherObj->type->name,
dataTypeInfo->objectType->schemaLength,
dataTypeInfo->objectType->schema,
dataTypeInfo->objectType->nameLength,
dataTypeInfo->objectType->name);
*ociValue = otherObj->instance;
*objectIndicator = otherObj->indicator;
return DPI_SUCCESS;
}
break;
case DPI_ORACLE_TYPE_BOOLEAN:
if (nativeTypeNum == DPI_NATIVE_TYPE_BOOLEAN) {
buffer->asBoolean = data->value.asBoolean;
*ociValue = &buffer->asBoolean;
return DPI_SUCCESS;
}
break;
case DPI_ORACLE_TYPE_CLOB:
case DPI_ORACLE_TYPE_NCLOB:
case DPI_ORACLE_TYPE_BLOB:
case DPI_ORACLE_TYPE_BFILE:
buffer->asLobLocator = NULL;
if (nativeTypeNum == DPI_NATIVE_TYPE_LOB) {
*ociValue = data->value.asLOB->locator;
return DPI_SUCCESS;
} else if (nativeTypeNum == DPI_NATIVE_TYPE_BYTES) {
const dpiOracleType *lobType;
dpiLob *tempLob;
lobType = dpiOracleType__getFromNum(valueOracleTypeNum, error);
if (dpiLob__allocate(obj->type->conn, lobType, &tempLob,
error) < 0)
return DPI_FAILURE;
bytes = &data->value.asBytes;
if (dpiLob__setFromBytes(tempLob, bytes->ptr, bytes->length,
error) < 0) {
dpiLob__free(tempLob, error);
return DPI_FAILURE;
}
buffer->asLobLocator = tempLob->locator;
*ociValue = tempLob->locator;
tempLob->locator = NULL;
dpiLob__free(tempLob, error);
return DPI_SUCCESS;
}
break;
default:
break;
}
return dpiError__set(error, "to Oracle value",
DPI_ERR_UNHANDLED_CONVERSION, valueOracleTypeNum, nativeTypeNum);
}
