-# The MIT License (MIT)
+# SPDX-License-Identifier: MIT
#
# Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
# Copyright (c) 2018 Francis Deslauriers <francis.deslauriers@efficios.com>
# Copyright (c) 2019 Simon Marchi <simon.marchi@efficios.com>
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
from bt2 import native_bt, utils, object
from bt2 import stream_class as bt2_stream_class
import bt2
-def _trace_class_destruction_listener_from_native(user_listener, trace_class_ptr):
+def _trace_class_destruction_listener_from_native(
+ user_listener, handle, trace_class_ptr
+):
trace_class = _TraceClass._create_from_ptr_and_get_ref(trace_class_ptr)
user_listener(trace_class)
+ handle._invalidate()
class _TraceClassConst(object._SharedObject, collections.abc.Mapping):
if not callable(listener):
raise TypeError("'listener' parameter is not callable")
- fn = native_bt.bt2_trace_class_add_destruction_listener
+ handle = utils._ListenerHandle(self.addr)
+
listener_from_native = functools.partial(
- _trace_class_destruction_listener_from_native, listener
+ _trace_class_destruction_listener_from_native, listener, handle
)
+ fn = native_bt.bt2_trace_class_add_destruction_listener
status, listener_id = fn(self._ptr, listener_from_native)
utils._handle_func_status(
status, 'cannot add destruction listener to trace class object'
)
- return utils._ListenerHandle(listener_id, self)
+ handle._set_listener_id(listener_id)
+
+ return handle
def remove_destruction_listener(self, listener_handle):
utils._check_type(listener_handle, utils._ListenerHandle)
- if listener_handle._obj.addr != self.addr:
+ if listener_handle._addr != self.addr:
raise ValueError(
- 'This trace class destruction listener does not match the trace object.'
+ 'This trace class destruction listener does not match the trace class object.'
)
if listener_handle._listener_id is None:
self._ptr, listener_handle._listener_id
)
utils._handle_func_status(status)
- listener_handle._listener_id = None
+ listener_handle._invalidate()
class _TraceClass(_TraceClassConst):