java.FILE
  IMPORT_LIST
    IMPORT_STATEMENT
      IMPORT_KEYWORD
      WHITE_SPACE
      JAVA_CODE_REFERENCE
        IDENTIFIER
        REFERENCE_PARAMETER_LIST
          <empty list>
      SEMICOLON
    WHITE_SPACE
    IMPORT_STATEMENT
      IMPORT_KEYWORD
      WHITE_SPACE
      JAVA_CODE_REFERENCE
        IDENTIFIER
        REFERENCE_PARAMETER_LIST
          <empty list>
      ERROR_ELEMENT
        <empty list>
    WHITE_SPACE
    IMPORT_STATEMENT
      IMPORT_KEYWORD
      WHITE_SPACE
      JAVA_CODE_REFERENCE
        IDENTIFIER
        REFERENCE_PARAMETER_LIST
          <empty list>
      ERROR_ELEMENT
        <empty list>
    WHITE_SPACE
    IMPORT_MODULE_STATEMENT
      IMPORT_KEYWORD
      WHITE_SPACE
      MODULE
      WHITE_SPACE
      MODULE_REFERENCE
        IDENTIFIER
      SEMICOLON
  WHITE_SPACE
  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
    RBRACE