opentelemetry-java/buildscripts/semantic-convention/templates/SemanticAttributes.java.j2

/*
 * Copyright The OpenTelemetry Authors
 * SPDX-License-Identifier: Apache-2.0
 */


{%- macro to_java_return_type(type) -%}
  {%- if type == "string" -%}
    String
  {%- elif type == "string[]" -%}
    List<String>
  {%- elif type == "boolean" -%}
    boolean
  {%- elif type == "int" -%}
    long
  {%- elif type == "double" -%}
    double
  {%- else -%}
    {{type}}
  {%- endif -%}
{%- endmacro %}
{%- macro to_java_key_type(type) -%}
  {%- if type == "string" -%}
    stringKey
  {%- elif type == "string[]" -%}
    stringArrayKey
  {%- elif type == "boolean" -%}
    booleanKey
  {%- elif type == "int" -%}
    longKey
  {%- elif type == "double" -%}
    doubleKey
  {%- else -%}
    {{lowerFirst(type)}}Key
  {%- endif -%}
{%- endmacro %}
{%- macro print_value(type, value) -%}
  {{ "\"" if type == "String"}}{{value}}{{ "\"" if type == "String"}}
{%- endmacro %}
{%- macro upFirst(text) -%}
  {{ text[0]|upper}}{{text[1:] }}
{%- endmacro %}
{%- macro lowerFirst(text) -%}
  {{ text[0]|lower}}{{text[1:] }}
{%- endmacro %}

package {{pkg | trim}};

import static io.opentelemetry.api.common.AttributeKey.booleanKey;
import static io.opentelemetry.api.common.AttributeKey.doubleKey;
import static io.opentelemetry.api.common.AttributeKey.longKey;
import static io.opentelemetry.api.common.AttributeKey.stringKey;
import static io.opentelemetry.api.common.AttributeKey.stringArrayKey;

import io.opentelemetry.api.common.AttributeKey;
import java.util.List;

// DO NOT EDIT, this is an Auto-generated file from buildscripts/semantic-convention{{template}}
public final class {{class}} {
  {%- for attribute in attributes if attribute.is_local and not attribute.ref %}

  /**
  * {% filter escape %}{{attribute.brief | to_doc_brief}}.{% endfilter %}
    {%- if attribute.note %}
  *
  * Note: {% filter escape %}{{attribute.note | to_doc_brief}}.{% endfilter %}
    {%- endif %}
    {%- if attribute.deprecated %}
  *
  * @deprecated {{attribute.deprecated | to_doc_brief}}.
    {%- endif %}
  */
    {%- if attribute.deprecated %}
  @Deprecated
    {%- endif %}
  public static final AttributeKey<{{upFirst(to_java_return_type(attribute.attr_type | string))}}> {{attribute.fqn | to_const_name}} = {{to_java_key_type(attribute.attr_type | string)}}("{{attribute.fqn}}");
  {%- endfor %}

  // Enum definitions
  {%- for attribute in attributes if attribute.is_local and not attribute.ref %}
  {%- if attribute.is_enum %}
  {%- set class_name = attribute.fqn | to_camelcase(True) ~ "Values" %}
  {%- set type = to_java_return_type(attribute.attr_type.enum_type) %}
  public static final class {{class_name}} {
    {%- for member in attribute.attr_type.members %}
      /** {% filter escape %}{{member.brief | to_doc_brief}}.{% endfilter %} */
      public static final {{ type }} {{ member.member_id | to_const_name }} = {{ print_value(type, member.value) }};
    {%- endfor %}
      private {{ class_name }}() {}
  }

  {% endif %}
  {%- endfor %}

  {%- if class == "SemanticAttributes" %}
  // Manually defined and not YET in the YAML
  /**
   * The name of an event describing an exception.
   *
   * <p>Typically an event with that name should not be manually created. Instead {@link
   * io.opentelemetry.api.trace.Span#recordException(Throwable)} should be used.
   */
  public static final String EXCEPTION_EVENT_NAME = "exception";
  {% endif %}

  private {{class}}() {}
}