indicates whether this notification has an item associated with it . concode_field_sep Kind kind concode_elem_sep Throwable throwable concode_elem_sep Notification<Void> ON_COMPLETED concode_elem_sep T value concode_field_sep boolean isOnError concode_elem_sep Kind getKind concode_elem_sep boolean hasThrowable concode_elem_sep void accept concode_elem_sep T getValue concode_elem_sep boolean isOnNext concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep Notification<T> createOnCompleted concode_elem_sep Notification<T> createOnCompleted concode_elem_sep String toString concode_elem_sep Notification<T> createOnError concode_elem_sep boolean isOnCompleted concode_elem_sep Throwable getThrowable concode_elem_sep Notification<T> createOnNext
boolean function ( ) { return isOnNext ( ) && value != null ; }