# THE SOFTWARE.
from bt2 import native_bt, object, utils
-import bt2.field_class
-import bt2.event_class
+from bt2 import field_class as bt2_field_class
+from bt2 import event_class as bt2_event_class
+from bt2 import clock_class as bt2_clock_class
+from bt2 import value as bt2_value
import collections.abc
-import bt2.stream
-import bt2
-class _StreamClass(object._SharedObject, collections.abc.Mapping):
+def _bt2_trace_class():
+ from bt2 import trace_class as bt2_trace_class
+
+ return bt2_trace_class
+
+
+class _StreamClassConst(object._SharedObject, collections.abc.Mapping):
_get_ref = staticmethod(native_bt.stream_class_get_ref)
_put_ref = staticmethod(native_bt.stream_class_put_ref)
+ _borrow_event_class_ptr_by_id = staticmethod(
+ native_bt.stream_class_borrow_event_class_by_id_const
+ )
+ _borrow_event_class_ptr_by_index = staticmethod(
+ native_bt.stream_class_borrow_event_class_by_index_const
+ )
+ _borrow_trace_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_trace_class_const
+ )
+ _borrow_packet_context_field_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_packet_context_field_class_const
+ )
+ _borrow_event_common_context_field_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_event_common_context_field_class_const
+ )
+ _borrow_default_clock_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_default_clock_class_const
+ )
+ _borrow_user_attributes_ptr = staticmethod(
+ native_bt.stream_class_borrow_user_attributes_const
+ )
+
+ _event_class_cls = property(lambda _: bt2_event_class._EventClassConst)
+ _trace_class_cls = property(lambda _: _bt2_trace_class()._TraceClassConst)
+ _clock_class_cls = property(lambda _: bt2_clock_class._ClockClassConst)
def __getitem__(self, key):
utils._check_int64(key)
- ec_ptr = native_bt.stream_class_borrow_event_class_by_id(self._ptr, key)
+ ec_ptr = self._borrow_event_class_ptr_by_id(self._ptr, key)
if ec_ptr is None:
raise KeyError(key)
- return bt2.event_class._EventClass._create_from_ptr_and_get_ref(ec_ptr)
+ return self._event_class_cls._create_from_ptr_and_get_ref(ec_ptr)
def __len__(self):
count = native_bt.stream_class_get_event_class_count(self._ptr)
def __iter__(self):
for idx in range(len(self)):
- ec_ptr = native_bt.stream_class_borrow_event_class_by_index_const(self._ptr, idx)
+ ec_ptr = self._borrow_event_class_ptr_by_index(self._ptr, idx)
assert ec_ptr is not None
id = native_bt.event_class_get_id(ec_ptr)
yield id
- def create_event_class(self, id=None, name=None, log_level=None, emf_uri=None,
- specific_context_field_class=None,
- payload_field_class=None):
+ @property
+ def trace_class(self):
+ tc_ptr = self._borrow_trace_class_ptr(self._ptr)
+
+ if tc_ptr is not None:
+ return self._trace_class_cls._create_from_ptr_and_get_ref(tc_ptr)
+
+ @property
+ def user_attributes(self):
+ ptr = self._borrow_user_attributes_ptr(self._ptr)
+ assert ptr is not None
+ return bt2_value._create_from_ptr_and_get_ref(ptr)
+
+ @property
+ def name(self):
+ return native_bt.stream_class_get_name(self._ptr)
+
+ @property
+ def assigns_automatic_event_class_id(self):
+ return native_bt.stream_class_assigns_automatic_event_class_id(self._ptr)
+
+ @property
+ def assigns_automatic_stream_id(self):
+ return native_bt.stream_class_assigns_automatic_stream_id(self._ptr)
+
+ @property
+ def supports_packets(self):
+ return native_bt.stream_class_supports_packets(self._ptr)
+
+ @property
+ def packets_have_beginning_default_clock_snapshot(self):
+ return native_bt.stream_class_packets_have_beginning_default_clock_snapshot(
+ self._ptr
+ )
+
+ @property
+ def packets_have_end_default_clock_snapshot(self):
+ return native_bt.stream_class_packets_have_end_default_clock_snapshot(self._ptr)
+
+ @property
+ def supports_discarded_events(self):
+ return native_bt.stream_class_supports_discarded_events(self._ptr)
+
+ @property
+ def discarded_events_have_default_clock_snapshots(self):
+ return native_bt.stream_class_discarded_events_have_default_clock_snapshots(
+ self._ptr
+ )
+
+ @property
+ def supports_discarded_packets(self):
+ return native_bt.stream_class_supports_discarded_packets(self._ptr)
+
+ @property
+ def discarded_packets_have_default_clock_snapshots(self):
+ return native_bt.stream_class_discarded_packets_have_default_clock_snapshots(
+ self._ptr
+ )
+
+ @property
+ def id(self):
+ id = native_bt.stream_class_get_id(self._ptr)
+
+ if id < 0:
+ return
+
+ return id
+
+ @property
+ def packet_context_field_class(self):
+ fc_ptr = self._borrow_packet_context_field_class_ptr(self._ptr)
+
+ if fc_ptr is None:
+ return
+
+ return bt2_field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
+
+ @property
+ def event_common_context_field_class(self):
+ fc_ptr = self._borrow_event_common_context_field_class_ptr(self._ptr)
+
+ if fc_ptr is None:
+ return
+
+ return bt2_field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
+
+ @property
+ def default_clock_class(self):
+ cc_ptr = self._borrow_default_clock_class_ptr(self._ptr)
+ if cc_ptr is None:
+ return
+
+ return self._clock_class_cls._create_from_ptr_and_get_ref(cc_ptr)
+
+
+class _StreamClass(_StreamClassConst):
+ _get_ref = staticmethod(native_bt.stream_class_get_ref)
+ _put_ref = staticmethod(native_bt.stream_class_put_ref)
+ _borrow_event_class_ptr_by_id = staticmethod(
+ native_bt.stream_class_borrow_event_class_by_id
+ )
+ _borrow_event_class_ptr_by_index = staticmethod(
+ native_bt.stream_class_borrow_event_class_by_index
+ )
+ _borrow_trace_class_ptr = staticmethod(native_bt.stream_class_borrow_trace_class)
+ _borrow_packet_context_field_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_packet_context_field_class
+ )
+ _borrow_event_common_context_field_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_event_common_context_field_class
+ )
+ _borrow_default_clock_class_ptr = staticmethod(
+ native_bt.stream_class_borrow_default_clock_class
+ )
+ _borrow_user_attributes_ptr = staticmethod(
+ native_bt.stream_class_borrow_user_attributes
+ )
+
+ _event_class_cls = property(lambda s: bt2_event_class._EventClass)
+ _trace_class_cls = property(lambda s: _bt2_trace_class()._TraceClass)
+ _clock_class_cls = property(lambda s: bt2_clock_class._ClockClass)
+
+ def create_event_class(
+ self,
+ id=None,
+ name=None,
+ user_attributes=None,
+ log_level=None,
+ emf_uri=None,
+ specific_context_field_class=None,
+ payload_field_class=None,
+ ):
if self.assigns_automatic_event_class_id:
if id is not None:
- raise ValueError('id provided, but stream class assigns automatic event class ids')
+ raise ValueError(
+ 'id provided, but stream class assigns automatic event class ids'
+ )
ec_ptr = native_bt.event_class_create(self._ptr)
else:
if id is None:
- raise ValueError('id not provided, but stream class does not assign automatic event class ids')
+ raise ValueError(
+ 'id not provided, but stream class does not assign automatic event class ids'
+ )
utils._check_uint64(id)
ec_ptr = native_bt.event_class_create_with_id(self._ptr, id)
- event_class = bt2.event_class._EventClass._create_from_ptr(ec_ptr)
+ event_class = bt2_event_class._EventClass._create_from_ptr(ec_ptr)
if name is not None:
event_class._name = name
+ if user_attributes is not None:
+ event_class._user_attributes = user_attributes
+
if log_level is not None:
event_class._log_level = log_level
return event_class
- @property
- def trace_class(self):
- tc_ptr = native_bt.stream_class_borrow_trace_class_const(self._ptr)
-
- if tc_ptr is not None:
- return bt2._TraceClass._create_from_ptr_and_get_ref(tc_ptr)
+ def _user_attributes(self, user_attributes):
+ value = bt2_value.create_value(user_attributes)
+ utils._check_type(value, bt2_value.MapValue)
+ native_bt.stream_class_set_user_attributes(self._ptr, value._ptr)
- @property
- def name(self):
- return native_bt.stream_class_get_name(self._ptr)
+ _user_attributes = property(fset=_user_attributes)
def _name(self, name):
utils._check_str(name)
- ret = native_bt.stream_class_set_name(self._ptr, name)
- utils._handle_ret(ret, "cannot set stream class object's name")
+ status = native_bt.stream_class_set_name(self._ptr, name)
+ utils._handle_func_status(status, "cannot set stream class object's name")
_name = property(fset=_name)
- @property
- def assigns_automatic_event_class_id(self):
- return native_bt.stream_class_assigns_automatic_event_class_id(self._ptr)
-
def _assigns_automatic_event_class_id(self, auto_id):
utils._check_bool(auto_id)
- return native_bt.stream_class_set_assigns_automatic_event_class_id(self._ptr, auto_id)
+ return native_bt.stream_class_set_assigns_automatic_event_class_id(
+ self._ptr, auto_id
+ )
_assigns_automatic_event_class_id = property(fset=_assigns_automatic_event_class_id)
- @property
- def assigns_automatic_stream_id(self):
- return native_bt.stream_class_assigns_automatic_stream_id(self._ptr)
-
def _assigns_automatic_stream_id(self, auto_id):
utils._check_bool(auto_id)
- return native_bt.stream_class_set_assigns_automatic_stream_id(self._ptr, auto_id)
+ return native_bt.stream_class_set_assigns_automatic_stream_id(
+ self._ptr, auto_id
+ )
_assigns_automatic_stream_id = property(fset=_assigns_automatic_stream_id)
- @property
- def packets_have_beginning_default_clock_snapshot(self):
- return native_bt.stream_class_packets_have_beginning_default_clock_snapshot(self._ptr)
-
- def _packets_have_beginning_default_clock_snapshot(self, value):
- utils._check_bool(value)
- native_bt.stream_class_set_packets_have_beginning_default_clock_snapshot(self._ptr, value)
-
- _packets_have_beginning_default_clock_snapshot = property(fset=_packets_have_beginning_default_clock_snapshot)
-
- @property
- def packets_have_end_default_clock_snapshot(self):
- return native_bt.stream_class_packets_have_end_default_clock_snapshot(self._ptr)
+ def _set_supports_packets(self, supports, with_begin_cs=False, with_end_cs=False):
+ utils._check_bool(supports)
+ utils._check_bool(with_begin_cs)
+ utils._check_bool(with_end_cs)
- def _packets_have_end_default_clock_snapshot(self, value):
- utils._check_bool(value)
- native_bt.stream_class_set_packets_have_end_default_clock_snapshot(self._ptr, value)
+ if not supports and (with_begin_cs or with_end_cs):
+ raise ValueError(
+ 'cannot not support packets, but have default clock snapshots'
+ )
- _packets_have_end_default_clock_snapshot = property(fset=_packets_have_end_default_clock_snapshot)
+ if not supports and self.packet_context_field_class is not None:
+ raise ValueError('stream class already has a packet context field class')
- @property
- def supports_discarded_events(self):
- return native_bt.stream_class_supports_discarded_events(self._ptr)
+ native_bt.stream_class_set_supports_packets(
+ self._ptr, supports, with_begin_cs, with_end_cs
+ )
def _set_supports_discarded_events(self, supports, with_cs=False):
utils._check_bool(supports)
utils._check_bool(with_cs)
if not supports and with_cs:
- raise ValueError('cannot not support discarded events, but have default clock snapshots')
+ raise ValueError(
+ 'cannot not support discarded events, but have default clock snapshots'
+ )
- native_bt.stream_class_set_supports_discarded_events(self._ptr, supports, with_cs)
+ native_bt.stream_class_set_supports_discarded_events(
+ self._ptr, supports, with_cs
+ )
- @property
- def discarded_events_have_default_clock_snapshots(self):
- return native_bt.stream_class_discarded_events_have_default_clock_snapshots(self._ptr)
-
- @property
- def supports_discarded_packets(self):
- return native_bt.stream_class_supports_discarded_packets(self._ptr)
+ _supports_discarded_events = property(fset=_set_supports_discarded_events)
def _set_supports_discarded_packets(self, supports, with_cs):
utils._check_bool(supports)
utils._check_bool(with_cs)
- if not supports and with_cs:
- raise ValueError('cannot not support discarded packets, but have default clock snapshots')
-
- native_bt.stream_class_set_supports_discarded_packets(self._ptr, supports, with_cs)
-
- @property
- def discarded_packets_have_default_clock_snapshots(self):
- return native_bt.stream_class_discarded_packets_have_default_clock_snapshots(self._ptr)
-
- @property
- def id(self):
- id = native_bt.stream_class_get_id(self._ptr)
-
- if id < 0:
- return
+ if supports and not self.supports_packets:
+ raise ValueError(
+ 'cannot support discarded packets, but not support packets'
+ )
- return id
-
- @id.setter
- def id(self, id):
- utils._check_int64(id)
- ret = native_bt.stream_class_set_id(self._ptr, id)
- utils._handle_ret(ret, "cannot set stream class object's ID")
-
- @property
- def packet_context_field_class(self):
- fc_ptr = native_bt.stream_class_borrow_packet_context_field_class_const(self._ptr)
+ if not supports and with_cs:
+ raise ValueError(
+ 'cannot not support discarded packets, but have default clock snapshots'
+ )
- if fc_ptr is None:
- return
+ native_bt.stream_class_set_supports_discarded_packets(
+ self._ptr, supports, with_cs
+ )
- return bt2.field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
+ _supports_discarded_packets = property(fset=_set_supports_discarded_packets)
def _packet_context_field_class(self, packet_context_field_class):
if packet_context_field_class is not None:
- utils._check_type(packet_context_field_class,
- bt2.field_class._StructureFieldClass)
- ret = native_bt.stream_class_set_packet_context_field_class(self._ptr,
- packet_context_field_class._ptr)
- utils._handle_ret(ret, "cannot set stream class' packet context field class")
+ utils._check_type(
+ packet_context_field_class, bt2_field_class._StructureFieldClass
+ )
- _packet_context_field_class = property(fset=_packet_context_field_class)
+ if not self.supports_packets:
+ raise ValueError('stream class does not support packets')
- @property
- def event_common_context_field_class(self):
- fc_ptr = native_bt.stream_class_borrow_event_common_context_field_class_const(self._ptr)
-
- if fc_ptr is None:
- return
+ status = native_bt.stream_class_set_packet_context_field_class(
+ self._ptr, packet_context_field_class._ptr
+ )
+ utils._handle_func_status(
+ status, "cannot set stream class' packet context field class"
+ )
- return bt2.field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
+ _packet_context_field_class = property(fset=_packet_context_field_class)
def _event_common_context_field_class(self, event_common_context_field_class):
if event_common_context_field_class is not None:
- utils._check_type(event_common_context_field_class,
- bt2.field_class._StructureFieldClass)
+ utils._check_type(
+ event_common_context_field_class, bt2_field_class._StructureFieldClass
+ )
set_context_fn = native_bt.stream_class_set_event_common_context_field_class
- ret = set_context_fn(self._ptr, event_common_context_field_class._ptr)
-
- utils._handle_ret(ret, "cannot set stream class' event context field type")
+ status = set_context_fn(self._ptr, event_common_context_field_class._ptr)
+ utils._handle_func_status(
+ status, "cannot set stream class' event context field type"
+ )
_event_common_context_field_class = property(fset=_event_common_context_field_class)
- @property
- def default_clock_class(self):
- cc_ptr = native_bt.stream_class_borrow_default_clock_class(self._ptr)
- if cc_ptr is None:
- return
-
- return bt2.clock_class._ClockClass._create_from_ptr_and_get_ref(cc_ptr)
-
def _default_clock_class(self, clock_class):
- utils._check_type(clock_class, bt2.clock_class._ClockClass)
- native_bt.stream_class_set_default_clock_class(
- self._ptr, clock_class._ptr)
+ utils._check_type(clock_class, bt2_clock_class._ClockClass)
+ native_bt.stream_class_set_default_clock_class(self._ptr, clock_class._ptr)
_default_clock_class = property(fset=_default_clock_class)