001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.procedure2.trace;
019
020import io.opentelemetry.api.trace.Span;
021import io.opentelemetry.api.trace.SpanKind;
022import java.util.function.Supplier;
023import org.apache.hadoop.hbase.procedure2.Procedure;
024import org.apache.hadoop.hbase.trace.TraceUtil;
025import org.apache.yetus.audience.InterfaceAudience;
026
027/**
028 * Construct a {@link Span} instance for a {@link Procedure} execution.
029 */
030@InterfaceAudience.Private
031public class ProcedureSpanBuilder implements Supplier<Span> {
032
033  private final String name;
034  private final long procId;
035  private final long parentProcId;
036
037  public ProcedureSpanBuilder(final Procedure<?> proc) {
038    name = proc.getProcName();
039    procId = proc.getProcId();
040    parentProcId = proc.getParentProcId();
041  }
042
043  @Override
044  public Span get() {
045    return build();
046  }
047
048  public Span build() {
049    return TraceUtil.getGlobalTracer().spanBuilder(name).setSpanKind(SpanKind.INTERNAL)
050      .setAttribute("procId", procId).setAttribute("parentProcId", parentProcId).startSpan();
051  }
052}