1package javax.annotation;
2
3import java.lang.annotation.Documented;
4import java.lang.annotation.Retention;
5import java.lang.annotation.RetentionPolicy;
6
7import javax.annotation.meta.TypeQualifierNickname;
8import javax.annotation.meta.When;
9
10/** Used to annotate a value of unknown sign */
11
12@Documented
13@TypeQualifierNickname
14@Nonnegative(when = When.UNKNOWN)
15@Retention(RetentionPolicy.RUNTIME)
16public @interface Signed {
17
18}
19