io.trino.tracing.ScopedSpan Maven / Gradle / Ivy
/*
* 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.trino.tracing;
import com.google.errorprone.annotations.MustBeClosed;
import io.opentelemetry.api.trace.Span;
import io.opentelemetry.api.trace.Tracer;
import io.opentelemetry.context.Scope;
import static java.util.Objects.requireNonNull;
public final class ScopedSpan
implements AutoCloseable
{
private final Span span;
private final Scope scope;
@SuppressWarnings("MustBeClosedChecker")
private ScopedSpan(Span span)
{
this.span = requireNonNull(span, "span is null");
this.scope = span.makeCurrent();
}
@Override
public void close()
{
try {
scope.close();
}
finally {
span.end();
}
}
@MustBeClosed
public static ScopedSpan scopedSpan(Tracer tracer, String name)
{
return scopedSpan(tracer.spanBuilder(name).startSpan());
}
@MustBeClosed
public static ScopedSpan scopedSpan(Span span)
{
return new ScopedSpan(span);
}
}