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81447b5b PP |
1 | # The MIT License (MIT) |
2 | # | |
3 | # Copyright (c) 2016-2017 Philippe Proulx <pproulx@efficios.com> | |
4 | # | |
5 | # Permission is hereby granted, free of charge, to any person obtaining a copy | |
6 | # of this software and associated documentation files (the "Software"), to deal | |
7 | # in the Software without restriction, including without limitation the rights | |
8 | # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
9 | # copies of the Software, and to permit persons to whom the Software is | |
10 | # furnished to do so, subject to the following conditions: | |
11 | # | |
12 | # The above copyright notice and this permission notice shall be included in | |
13 | # all copies or substantial portions of the Software. | |
14 | # | |
15 | # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
18 | # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
21 | # THE SOFTWARE. | |
22 | ||
23 | from bt2 import native_bt, object, utils | |
c946c9de PP |
24 | from bt2 import event_class as bt2_event_class |
25 | from bt2 import packet as bt2_packet | |
26 | from bt2 import stream as bt2_stream | |
27 | from bt2 import field as bt2_field | |
81447b5b PP |
28 | |
29 | ||
c3044a97 | 30 | class _Event(object._UniqueObject): |
81447b5b | 31 | @property |
c88be1c8 | 32 | def cls(self): |
27d97a3f SM |
33 | event_class_ptr = native_bt.event_borrow_class(self._ptr) |
34 | assert event_class_ptr is not None | |
c946c9de | 35 | return bt2_event_class._EventClass._create_from_ptr_and_get_ref(event_class_ptr) |
81447b5b PP |
36 | |
37 | @property | |
38 | def name(self): | |
c88be1c8 | 39 | return self.cls.name |
81447b5b PP |
40 | |
41 | @property | |
42 | def id(self): | |
c88be1c8 | 43 | return self.cls.id |
81447b5b PP |
44 | |
45 | @property | |
46 | def packet(self): | |
27d97a3f | 47 | packet_ptr = native_bt.event_borrow_packet(self._ptr) |
37a93d41 PP |
48 | |
49 | if packet_ptr is None: | |
50 | return | |
51 | ||
c946c9de | 52 | return bt2_packet._Packet._create_from_ptr_and_get_ref(packet_ptr) |
81447b5b PP |
53 | |
54 | @property | |
55 | def stream(self): | |
27d97a3f SM |
56 | stream_ptr = native_bt.event_borrow_stream(self._ptr) |
57 | assert stream_ptr is not None | |
c946c9de | 58 | return bt2_stream._Stream._create_from_ptr_and_get_ref(stream_ptr) |
81447b5b PP |
59 | |
60 | @property | |
27d97a3f SM |
61 | def common_context_field(self): |
62 | field_ptr = native_bt.event_borrow_common_context_field(self._ptr) | |
81447b5b PP |
63 | |
64 | if field_ptr is None: | |
65 | return | |
66 | ||
c946c9de | 67 | return bt2_field._create_field_from_ptr( |
61d96b89 FD |
68 | field_ptr, self._owner_ptr, self._owner_get_ref, self._owner_put_ref |
69 | ) | |
81447b5b PP |
70 | |
71 | @property | |
27d97a3f SM |
72 | def specific_context_field(self): |
73 | field_ptr = native_bt.event_borrow_specific_context_field(self._ptr) | |
81447b5b PP |
74 | |
75 | if field_ptr is None: | |
76 | return | |
77 | ||
c946c9de | 78 | return bt2_field._create_field_from_ptr( |
61d96b89 FD |
79 | field_ptr, self._owner_ptr, self._owner_get_ref, self._owner_put_ref |
80 | ) | |
81447b5b PP |
81 | |
82 | @property | |
83 | def payload_field(self): | |
27d97a3f | 84 | field_ptr = native_bt.event_borrow_payload_field(self._ptr) |
81447b5b PP |
85 | |
86 | if field_ptr is None: | |
87 | return | |
88 | ||
c946c9de | 89 | return bt2_field._create_field_from_ptr( |
61d96b89 FD |
90 | field_ptr, self._owner_ptr, self._owner_get_ref, self._owner_put_ref |
91 | ) | |
81447b5b PP |
92 | |
93 | def __getitem__(self, key): | |
94 | utils._check_str(key) | |
95 | payload_field = self.payload_field | |
96 | ||
97 | if payload_field is not None and key in payload_field: | |
98 | return payload_field[key] | |
99 | ||
27d97a3f | 100 | specific_context_field = self.specific_context_field |
81447b5b | 101 | |
27d97a3f SM |
102 | if specific_context_field is not None and key in specific_context_field: |
103 | return specific_context_field[key] | |
81447b5b | 104 | |
27d97a3f | 105 | common_context_field = self.common_context_field |
81447b5b | 106 | |
27d97a3f SM |
107 | if common_context_field is not None and key in common_context_field: |
108 | return common_context_field[key] | |
81447b5b | 109 | |
27d97a3f | 110 | packet_context_field = self.packet.context_field |
81447b5b | 111 | |
27d97a3f SM |
112 | if packet_context_field is not None and key in packet_context_field: |
113 | return packet_context_field[key] | |
81447b5b PP |
114 | |
115 | raise KeyError(key) |