| # |
| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| from typing import TYPE_CHECKING |
| |
| if TYPE_CHECKING: |
| from skywalking.trace.context import SpanContext |
| |
| from skywalking.trace import ID |
| |
| |
| class Snapshot: |
| def __init__( |
| self, |
| segment_id: str = None, |
| span_id: int = None, |
| trace_id: ID = None, |
| endpoint: str = None, |
| correlation: dict = None |
| ): |
| self.trace_id = trace_id # type: ID |
| self.segment_id = segment_id # type: str |
| self.span_id = span_id # type: int |
| self.endpoint = endpoint # type: str |
| self.correlation = correlation.copy() # type: dict |
| |
| def is_from_current(self, context: 'SpanContext'): |
| return self.segment_id is not None and self.segment_id == context.capture().segment_id |
| |
| def is_valid(self): |
| return self.segment_id is not None and self.span_id > -1 and self.trace_id is not None |