Nullable

  • android
    @MustBeDocumented
    @Retention(value = AnnotationRetention.BINARY)
    @Target(allowedTargets = [AnnotationTarget.FUNCTION, AnnotationTarget.PROPERTY_GETTER, AnnotationTarget.PROPERTY_SETTER, AnnotationTarget.VALUE_PARAMETER, AnnotationTarget.FIELD, AnnotationTarget.LOCAL_VARIABLE, AnnotationTarget.ANNOTATION_CLASS, AnnotationTarget.FILE])
    @Target(value = [ElementType.METHOD, ElementType.PARAMETER, ElementType.FIELD, ElementType.LOCAL_VARIABLE, ElementType.ANNOTATION_TYPE, ElementType.PACKAGE])
    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

Public constructors

android

Public constructors

Nullable

Nullable()