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@Documented @Retention(value=RUNTIME) public @interface Dependent
Refines the qualified type of the annotated field or variable based on the qualified type of the receiver. The annotation declares a relationship between multiple type qualifier hierarchies.
Example:
Consider a field, lock
, that is only initialized if the
enclosing object (the receiver), is marked as ThreadSafe
.
Such a field can be declared as:
private @Nullable @Dependent(result=NonNull.class, when=ThreadSafe.class)
Lock lock;
Modifier and Type | Required Element and Description |
---|---|
Class<? extends Annotation> |
result
The class of the refined qualifier to be applied. |
Class<? extends Annotation> |
when
The qualifier class of the receiver that causes the result
qualifier to be applied. |
Element Detail |
---|
public abstract Class<? extends Annotation> result
public abstract Class<? extends Annotation> when
result
qualifier to be applied.
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SUMMARY: REQUIRED | OPTIONAL | DETAIL: ELEMENT |