javax.annotation.meta.When Maven / Gradle / Ivy
package javax.annotation.meta;
/**
* Used to describe the relationship between a qualifier T and the set of values
* S possible on an annotated element.
*
* In particular, an issues should be reported if an ALWAYS or MAYBE value is
* used where a NEVER value is required, or if a NEVER or MAYBE value is used
* where an ALWAYS value is required.
*
*
*/
public enum When {
/** S is a subset of T */
ALWAYS,
/** nothing definitive is known about the relation between S and T */
UNKNOWN,
/** S intersection T is non empty and S - T is nonempty */
MAYBE,
/** S intersection T is empty */
NEVER;
}