Save the date! Android Dev Summit is coming to Mountain View, CA on November 7-8, 2018.
added in version 1.0.0
belongs to Maven artifact androidx.annotation:annotation:1.0.0-rc01

Nullable

public abstract @interface Nullable
implements Annotation

androidx.annotation.Nullable


Denotes that a parameter, field or method return value can be null.

When decorating a method call parameter, this denotes that the parameter can legitimately be null and the method will gracefully deal with it. Typically used on optional parameters.

When decorating a method, this denotes the method might legitimately return null.

This is a marker annotation and it has no specific attributes.

Summary

Inherited methods