diff options
Diffstat (limited to 'ri/src/main/java/javax/annotation/Nonnull.java')
-rw-r--r-- | ri/src/main/java/javax/annotation/Nonnull.java | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/ri/src/main/java/javax/annotation/Nonnull.java b/ri/src/main/java/javax/annotation/Nonnull.java new file mode 100644 index 0000000..4b7aad9 --- /dev/null +++ b/ri/src/main/java/javax/annotation/Nonnull.java @@ -0,0 +1,26 @@ +package javax.annotation; + +import java.lang.annotation.Documented; +import java.lang.annotation.Retention; +import java.lang.annotation.RetentionPolicy; + +import javax.annotation.meta.TypeQualifier; +import javax.annotation.meta.TypeQualifierValidator; +import javax.annotation.meta.When; + +@Documented +@TypeQualifier +@Retention(RetentionPolicy.RUNTIME) +public @interface Nonnull { + When when() default When.ALWAYS; + + static class Checker implements TypeQualifierValidator<Nonnull> { + + public When forConstantValue(Nonnull qualifierqualifierArgument, + Object value) { + if (value == null) + return When.NEVER; + return When.ALWAYS; + } + } +} |