java.FILE
  IMPORT_LIST
    <empty list>
  CLASS
    MODIFIER_LIST
      ANNOTATION
        AT
        JAVA_CODE_REFERENCE
          IDENTIFIER
          REFERENCE_PARAMETER_LIST
            <empty list>
        ANNOTATION_PARAMETER_LIST
          <empty list>
      WHITE_SPACE
      PUBLIC_KEYWORD
    WHITE_SPACE
    CLASS_KEYWORD
    WHITE_SPACE
    IDENTIFIER
    TYPE_PARAMETER_LIST
      <empty list>
    EXTENDS_LIST
      <empty list>
    IMPLEMENTS_LIST
      <empty list>
    WHITE_SPACE
    LBRACE
    RBRACE