@opentelemetry/web-common
Version:
Common utilities for web instrumentation
54 lines • 1.77 kB
JavaScript
/*
* Copyright The OpenTelemetry Authors
*
* Licensed 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
*
* https://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.
*/
import { ATTR_SESSION_ID } from './semconv';
/**
* SessionSpanProcessor is a {@link SpanProcessor} that adds the session.id attribute
*/
export class SessionSpanProcessor {
_sessionIdProvider;
constructor(sessionIdProvider) {
this._sessionIdProvider = sessionIdProvider;
}
/**
* Forces to export all finished spans
*/
async forceFlush() { }
/**
* Called when a {@link Span} is started, if the `span.isRecording()`
* returns true.
* @param span the Span that just started.
*/
onStart(span, _parentContext) {
const sessionId = this._sessionIdProvider?.getSessionId();
if (sessionId) {
span.setAttribute(ATTR_SESSION_ID, sessionId);
}
}
/**
* Called when a {@link ReadableSpan} is ended, if the `span.isRecording()`
* returns true.
* @param span the Span that just ended.
*/
onEnd(_) {
// no-op
}
/**
* Shuts down the processor. Called when SDK is shut down. This is an
* opportunity for processor to do any cleanup required.
*/
async shutdown() { }
}
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