/
AutoFinishExample.scala
48 lines (39 loc) · 1.53 KB
/
AutoFinishExample.scala
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/*
* Copyright 2018-2019 The OpenTracing 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
*
* 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.
*/
package io.opentracing.contrib.concurrent.examples
import io.opentracing.contrib.concurrent.TracedAutoFinishExecutionContext
import io.opentracing.{Scope, Tracer}
import scala.concurrent.{ExecutionContext, Future}
class AutoFinishExample extends App {
val tracer: Tracer = ??? // Set your tracer here, and make sure AutoFinishScopeManager is used.
val ec: ExecutionContext = new TracedAutoFinishExecutionContext(ExecutionContext.global, tracer)
// Span will be propagated and finished when all the 3 tasks are done.
val scope: Scope = tracer.buildSpan("one").startActive(true)
try {
Future {
tracer.scopeManager().active().span().setTag("server1.result", 7)
true
}(ec)
Future {
Future {
tracer.scopeManager().active().span().setTag("server3.result", 54)
true
}(ec)
tracer.scopeManager().active().span().setTag("server2.result", 37)
true
}(ec);
} finally {
scope.close()
}
}