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📜  Java.lang.Enum类

📅  最后修改于: 2020-11-15 03:00:13             🧑  作者: Mango

介绍

java.lang.Enum类是所有Java语言枚举类型的通用基类。

类声明

以下是java.lang.Enum类的声明-

public abstract class Enum>
   extends Object
      implements Comparable, Serializable

类的构造函数

Sr.No. Constructor & Description
1

protected Enum(String name, int ordinal)

This is the single constructor.

类方法

Sr.No. Method & Description
1 protected Object clone()

This method throws CloneNotSupportedException.
2 int compareTo(E o)

This method compares this enum with the specified object for order.
3 boolean equals(Object other)

This method returns true if the specified object is equal to this enum constant.
4 protected void finalize()

This method returns enum classes cannot have finalize methods.
5 Class getDeclaringClass()

This method returns the Class object corresponding to this enum constant’s enum type.
6 int hashCode()

This method returns a hash code for this enum constant.
7 String name()

This method returns the name of this enum constant, exactly as declared in its enum declaration.
8 int ordinal()

This method returns the ordinal of this enumeration constant (its position in its enum declaration, where the initial constant is assigned an ordinal of zero).
9 String toString()

This method returns the name of this enum constant, as contained in the declaration.
10 static > TvalueOf(Class enumType, String name)

This method returns the enum constant of the specified enum type with the specified name.

方法继承

此类从以下类继承方法-

  • java.lang.Object