Java enumeration class usage example

Java enumeration class usage example

This example describes the usage of Java enumeration classes. Share it with you for your reference. The details are as follows:

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Package com. school. stereotype; /** * Activity Enumeration type * @ Author QiXuan. Chen */ Public enum EventStatus { /** * Not released. */ DRAFT ("DRAFT", "unpublished "), /** * Released. */ PUBLISHED ("PUBLISHED", "PUBLISHED "); /** * Activity status value. */ Private String value; /** * Chinese description of activity status. */ Private String text; /** * @ Param status value of the activity status * @ Param desc Chinese description of the activity status */ Private EventStatus (String status, String desc ){ Value = status; Text = desc; } /** * @ Return the value of the current enumerated object. */ Public String getValue (){ Return value; } /** * @ Return Chinese description of the current status. */ Public String getText (){ Return text; } /** * Obtains enumeration Objects Based on Activity Status values. * * @ Param status value of the activity status * @ Return enumeration object */ Public static EventStatus getInstance (String status ){ EventStatus [] allStatus = EventStatus. values (); For (EventStatus ws: allStatus ){ If (ws. getValue (). inclusignorecase (status )){ Return ws; } } Throw new IllegalArgumentException ("the status value is invalid and there are no enumerated objects in the course status "); } }

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