# THE SOFTWARE.
from bt2 import native_bt, object, utils
-import bt2.field_types
+import bt2.field_class
+import bt2.event_class
import collections.abc
-import bt2.ctf_writer
import bt2.stream
-import copy
import bt2
-class _EventClassIterator(collections.abc.Iterator):
- def __init__(self, stream_class):
- self._stream_class = stream_class
- self._at = 0
+class _StreamClass(object._SharedObject, collections.abc.Mapping):
+ _get_ref = staticmethod(native_bt.stream_class_get_ref)
+ _put_ref = staticmethod(native_bt.stream_class_put_ref)
- def __next__(self):
- if self._at == len(self._stream_class):
- raise StopIteration
+ def __getitem__(self, key):
+ utils._check_int64(key)
+ ec_ptr = native_bt.stream_class_borrow_event_class_by_id(self._ptr, key)
- ec_ptr = native_bt.stream_class_get_event_class_by_index(self._stream_class._ptr,
- self._at)
- assert(ec_ptr)
- ev_id = native_bt.event_class_get_id(ec_ptr)
- native_bt.put(ec_ptr)
- utils._handle_ret(ev_id, "cannot get event class object's ID")
- self._at += 1
- return ev_id
+ if ec_ptr is None:
+ raise KeyError(key)
+ return bt2.event_class._EventClass._create_from_ptr_and_get_ref(ec_ptr)
-class StreamClass(object._Object, collections.abc.Mapping):
- def __init__(self, name=None, id=None, packet_context_field_type=None,
- event_header_field_type=None, event_context_field_type=None,
- event_classes=None):
- ptr = native_bt.stream_class_create_empty(None)
+ def __len__(self):
+ count = native_bt.stream_class_get_event_class_count(self._ptr)
+ assert count >= 0
+ return count
- if ptr is None:
- raise bt2.CreationError('cannot create stream class object')
+ def __iter__(self):
+ for idx in range(len(self)):
+ ec_ptr = native_bt.stream_class_borrow_event_class_by_index_const(self._ptr, idx)
+ assert ec_ptr is not None
- super().__init__(ptr)
+ id = native_bt.event_class_get_id(ec_ptr)
+ assert id >= 0
- if name is not None:
- self.name = name
+ yield id
- if id is not None:
- self.id = 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):
+ if self.assigns_automatic_event_class_id:
+ if id is not None:
+ raise ValueError('id provided, but stream class assigns automatic event class ids')
- if packet_context_field_type is not None:
- self.packet_context_field_type = packet_context_field_type
+ 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')
- if event_header_field_type is not None:
- self.event_header_field_type = event_header_field_type
+ utils._check_uint64(id)
+ ec_ptr = native_bt.event_class_create_with_id(self._ptr, id)
- if event_context_field_type is not None:
- self.event_context_field_type = event_context_field_type
+ event_class = bt2.event_class._EventClass._create_from_ptr(ec_ptr)
- if event_classes is not None:
- for event_class in event_classes:
- self.add_event_class(event_class)
+ if name is not None:
+ event_class._name = name
- def __getitem__(self, key):
- utils._check_int64(key)
- ec_ptr = native_bt.stream_class_get_event_class_by_id(self._ptr,
- key)
+ if log_level is not None:
+ event_class._log_level = log_level
- if ec_ptr is None:
- raise KeyError(key)
+ if emf_uri is not None:
+ event_class._emf_uri = emf_uri
- return bt2.EventClass._create_from_ptr(ec_ptr)
+ if specific_context_field_class is not None:
+ event_class._specific_context_field_class = specific_context_field_class
- def __len__(self):
- count = native_bt.stream_class_get_event_class_count(self._ptr)
- assert(count >= 0)
- return count
-
- def __iter__(self):
- return _EventClassIterator(self)
+ if payload_field_class is not None:
+ event_class._payload_field_class = payload_field_class
- def add_event_class(self, event_class):
- utils._check_type(event_class, bt2.EventClass)
- ret = native_bt.stream_class_add_event_class(self._ptr, event_class._ptr)
- utils._handle_ret(ret, "cannot add event class object to stream class object's")
+ return event_class
@property
- def trace(self):
- tc_ptr = native_bt.stream_class_get_trace(self._ptr)
+ def trace_class(self):
+ tc_ptr = native_bt.stream_class_borrow_trace_class_const(self._ptr)
if tc_ptr is not None:
- return bt2.Trace._create_from_ptr(tc_ptr)
+ return bt2._TraceClass._create_from_ptr_and_get_ref(tc_ptr)
@property
def name(self):
return native_bt.stream_class_get_name(self._ptr)
- @name.setter
- def name(self, name):
+ 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")
+ _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)
+
+ _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)
+
+ _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 _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)
+
+ _packets_have_end_default_clock_snapshot = property(fset=_packets_have_end_default_clock_snapshot)
+
+ @property
+ def supports_discarded_events(self):
+ return native_bt.stream_class_supports_discarded_events(self._ptr)
+
+ 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')
+
+ 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)
+
+ 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)
utils._handle_ret(ret, "cannot set stream class object's ID")
@property
- def clock(self):
- clock_ptr = native_bt.stream_class_get_clock(self._ptr)
-
- if clock_ptr is None:
- return
-
- return bt2.ctf_writer.CtfWriterClock._create_from_ptr(clock_ptr)
-
- @clock.setter
- def clock(self, clock):
- utils._check_type(clock, bt2.ctf_writer.CtfWriterClock)
- ret = native_bt.stream_class_set_clock(self._ptr, clock._ptr)
- utils._handle_ret(ret, "cannot set stream class object's CTF writer clock object")
-
- @property
- def packet_context_field_type(self):
- ft_ptr = native_bt.stream_class_get_packet_context_type(self._ptr)
+ def packet_context_field_class(self):
+ fc_ptr = native_bt.stream_class_borrow_packet_context_field_class_const(self._ptr)
- if ft_ptr is None:
+ if fc_ptr is None:
return
- return bt2.field_types._create_from_ptr(ft_ptr)
+ return bt2.field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
- @packet_context_field_type.setter
- def packet_context_field_type(self, packet_context_field_type):
- packet_context_field_type_ptr = None
+ 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")
- if packet_context_field_type is not None:
- utils._check_type(packet_context_field_type, bt2.field_types._FieldType)
- packet_context_field_type_ptr = packet_context_field_type._ptr
-
- ret = native_bt.stream_class_set_packet_context_type(self._ptr,
- packet_context_field_type_ptr)
- utils._handle_ret(ret, "cannot set stream class object's packet context field type")
+ _packet_context_field_class = property(fset=_packet_context_field_class)
@property
- def event_header_field_type(self):
- ft_ptr = native_bt.stream_class_get_event_header_type(self._ptr)
+ def event_common_context_field_class(self):
+ fc_ptr = native_bt.stream_class_borrow_event_common_context_field_class_const(self._ptr)
- if ft_ptr is None:
+ if fc_ptr is None:
return
- return bt2.field_types._create_from_ptr(ft_ptr)
+ return bt2.field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
- @event_header_field_type.setter
- def event_header_field_type(self, event_header_field_type):
- event_header_field_type_ptr = None
+ 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)
- if event_header_field_type is not None:
- utils._check_type(event_header_field_type, bt2.field_types._FieldType)
- event_header_field_type_ptr = event_header_field_type._ptr
+ 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)
- ret = native_bt.stream_class_set_event_header_type(self._ptr,
- event_header_field_type_ptr)
- utils._handle_ret(ret, "cannot set stream class object's event header field type")
+ utils._handle_ret(ret, "cannot set stream class' event context field type")
- @property
- def event_context_field_type(self):
- ft_ptr = native_bt.stream_class_get_event_context_type(self._ptr)
+ _event_common_context_field_class = property(fset=_event_common_context_field_class)
- if ft_ptr is None:
+ @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.field_types._create_from_ptr(ft_ptr)
-
- @event_context_field_type.setter
- def event_context_field_type(self, event_context_field_type):
- event_context_field_type_ptr = None
+ return bt2.clock_class._ClockClass._create_from_ptr_and_get_ref(cc_ptr)
- if event_context_field_type is not None:
- utils._check_type(event_context_field_type, bt2.field_types._FieldType)
- event_context_field_type_ptr = event_context_field_type._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)
- ret = native_bt.stream_class_set_event_context_type(self._ptr,
- event_context_field_type_ptr)
- utils._handle_ret(ret, "cannot set stream class object's event context field type")
-
- def __call__(self, name=None, id=None):
- if name is not None:
- utils._check_str(name)
-
- if id is None:
- stream_ptr = native_bt.stream_create(self._ptr, name)
- else:
- stream_ptr = native_bt.stream_create_with_id(self._ptr, name, id)
-
- if stream_ptr is None:
- raise bt2.CreationError('cannot create stream object')
-
- return bt2.stream._create_from_ptr(stream_ptr)
-
- def __eq__(self, other):
- if type(other) is not type(self):
- return False
-
- if self.addr == other.addr:
- return True
-
- self_event_classes = list(self.values())
- other_event_classes = list(other.values())
- self_props = (
- self_event_classes,
- self.name,
- self.id,
- self.packet_context_field_type,
- self.event_header_field_type,
- self.event_context_field_type,
- self.clock,
- )
- other_props = (
- other_event_classes,
- other.name,
- other.id,
- other.packet_context_field_type,
- other.event_header_field_type,
- other.event_context_field_type,
- other.clock,
- )
-
- return self_props == other_props
-
- def _copy(self, ft_copy_func, ev_copy_func):
- cpy = StreamClass()
-
- if self.id is not None:
- cpy.id = self.id
-
- if self.name is not None:
- cpy.name = self.name
-
- if self.clock is not None:
- cpy.clock = self.clock
-
- cpy.packet_context_field_type = ft_copy_func(self.packet_context_field_type)
- cpy.event_header_field_type = ft_copy_func(self.event_header_field_type)
- cpy.event_context_field_type = ft_copy_func(self.event_context_field_type)
-
- for event_class in self.values():
- cpy.add_event_class(ev_copy_func(event_class))
-
- return cpy
-
- def __copy__(self):
- return self._copy(lambda ft: ft, copy.copy)
-
- def __deepcopy__(self, memo):
- cpy = self._copy(copy.deepcopy, copy.deepcopy)
- memo[id(self)] = cpy
- return cpy
+ _default_clock_class = property(fset=_default_clock_class)
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