Android project javax. annotation. Nullable cannot find the alternative solution, androidnullable

Android project javax. annotation. Nullable cannot find the alternative solution, androidnullable

Http://androidren.com/index.php? Qa = 315 & qa_1 = android % E5 % B7 % A5 % E7 % A8 % 8B % E4 % B8 % ADjavax-annotation-nullable % E6 % 89% BE % E4 % B8 % 8D % E5 % 88% B0 % E7 % 9A % 84% E6 % 9B % BF % E4 % BB % A3 % E6 % 96% B9 % E6 % A1 % 88

In some open-source Android libraries, the following reference cannot be found: import javax. annotation. nonnull; import javax. annotation. nullable; in fact, Android Implements similar javax annotations, which can be replaced by the following reference: import android. support. annotation. nonNull; import android. support. annotation. nullable; of course, the latter must be imported into the database statement: dependencies {compile 'com. android. support: support-annotations: 21.0.2 '}