content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.spring.scheduling.v3_1;
  
  import static io.opentelemetry.context.ContextKey.named;
  
  import io.opentelemetry.context.Context;
  import io.opentelemetry.context.ContextKey;
  import io.opentelemetry.context.ImplicitContextKeyed;
  import javax.annotation.Nullable;
  
  public final class TaskContextHolder implements ImplicitContextKeyed {
  
    private static final ContextKey<TaskContextHolder> KEY =
        named("opentelemetry-spring-scheduling-task");
  
    private Context taskContext;
  
    private TaskContextHolder() {}
  
    public static Context init(Context context) {
      if (context.get(KEY) != null) {
        return context;
      }
      return context.with(new TaskContextHolder());
    }
  
    public static void set(Context taskContext) {
      TaskContextHolder holder = taskContext.get(KEY);
      if (holder != null) {
        holder.taskContext = taskContext;
      }
    }
  
    @Nullable
    public static Context getTaskContext(Context context) {
      Context taskContext = null;
      TaskContextHolder holder = context.get(KEY);
      if (holder != null) {
        taskContext = holder.taskContext;
      }
      return taskContext;
    }
  
    @Override
    public Context storeInContext(Context context) {
      return context.with(KEY, this);
    }
  }
  