content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.instrumentation.log4j.contextdata.v2_17.internal;
  
  import io.opentelemetry.instrumentation.api.incubator.log.LoggingContextConstants;
  import io.opentelemetry.instrumentation.api.internal.ConfigPropertiesUtil;
  
  /**
   * This class is internal and is hence not for public use. Its APIs are unstable and can change at
   * any time.
   */
  public final class ContextDataKeys {
    public static final String TRACE_ID_KEY =
        ConfigPropertiesUtil.getString(
            "otel.instrumentation.common.logging.trace-id", LoggingContextConstants.TRACE_ID);
    public static final String SPAN_ID_KEY =
        ConfigPropertiesUtil.getString(
            "otel.instrumentation.common.logging.span-id", LoggingContextConstants.SPAN_ID);
    public static final String TRACE_FLAGS_KEY =
        ConfigPropertiesUtil.getString(
            "otel.instrumentation.common.logging.trace-flags", LoggingContextConstants.TRACE_FLAGS);
  
    private ContextDataKeys() {}
  }
  