What Is The Purpose Of @key Annotation Annotation?

1.	What Is The Purpose Of @key Annotation Annotation?
Answer» This ANNOTATION SETS the KEY for type CONVERSION. The Key annotation must be applied at field or method level. @Key( value = java.lang.Long.class ) private Map<Long, USER> userMap; This annotation sets the Key for type conversion. The Key annotation must be applied at field or method level. @Key( value = java.lang.Long.class ) private Map<Long, User> userMap;

Answer»

This ANNOTATION SETS the KEY for type CONVERSION. The Key annotation must be applied at field or method level.

@Key( value = java.lang.Long.class )

private Map<Long, USER> userMap;

This annotation sets the Key for type conversion. The Key annotation must be applied at field or method level.

@Key( value = java.lang.Long.class )

private Map<Long, User> userMap;

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