java.FILE
  IMPORT_LIST
    <empty list>
  CLASS
    MODIFIER_LIST
      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
    WHITE_SPACE
    METHOD
      MODIFIER_LIST
        <empty list>
      TYPE_PARAMETER_LIST
        <empty list>
      TYPE
        VOID_KEYWORD
      WHITE_SPACE
      IDENTIFIER
      WHITE_SPACE
      PARAMETER_LIST
        LPARENTH
        PARAMETER
          MODIFIER_LIST
            ANNOTATION
              AT
              JAVA_CODE_REFERENCE
                IDENTIFIER
                REFERENCE_PARAMETER_LIST
                  <empty list>
              ANNOTATION_PARAMETER_LIST
                LPARENTH
                NAME_VALUE_PAIR
                  IDENTIFIER
                  EQ
                  LITERAL_EXPRESSION
                    INTEGER_LITERAL
                RPARENTH
          WHITE_SPACE
          TYPE
            INT_KEYWORD
          WHITE_SPACE
          IDENTIFIER
        RPARENTH
      THROWS_LIST
        <empty list>
      WHITE_SPACE
      CODE_BLOCK
        LBRACE
        WHITE_SPACE
        RBRACE
    WHITE_SPACE
    RBRACE