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Serializable, Comparable<CellTypeDirection>, ConstableEnum.EnumDesc<E extends Enum<E>>static CellTypeDirectiongetCellTypeDirection(int value) intgetValue()static CellTypeDirectionstatic CellTypeDirection[]values()name - the name of the enum constant to be returned.IllegalArgumentException - if this enum class has no constant with the specified nameNullPointerException - if the argument is nullvalue - 表示方向的整数值。CellTypeDirection枚举常量,如果未找到匹配项,则返回null。