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PolyNull qualifer with value #126

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PolyNull qualifer with value #126

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16 changes: 12 additions & 4 deletions src/java.base/share/classes/org/checkerframework/checker/nullness/qual/PolyNull.java
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Expand Up @@ -12,14 +12,22 @@
* A polymorphic qualifier for the non-null type system.
*
* <p>Any method written using {@link PolyNull} conceptually has two versions: one in which every
* instance of {@link PolyNull} has been replaced by {@link NonNull}, and one in which every
* instance of {@link PolyNull} has been replaced by {@link Nullable}.
* instance of {@link PolyNull} has been replaced by {@link org.checkerframework.checker.nullness.qual.NonNull}, and one in which every
* instance of {@link PolyNull} has been replaced by {@link org.checkerframework.checker.nullness.qual.Nullable}.
*
* @checker_framework.manual #nullness-checker Nullness Checker
* @checker_framework.manual #qualifier-polymorphism Qualifier polymorphism
*/
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})
@PolymorphicQualifier(Nullable.class)
public @interface PolyNull {}
@PolymorphicQualifier(org.checkerframework.checker.nullness.qual.Nullable.class)
public @interface PolyNull {
/**
* The value of a polymorphic qualifier. It is used to distinguish different polymorphic
* qualifiers.
*
* @return the value of the annotation
*/
String value() default "";
}
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