package pgp.vks.client; import javax.annotation.Nonnull; public interface VKS { enum Version { v1 } default Get get() { return get(Version.v1); } Get get(@Nonnull Version version); default Upload upload() { return upload(Version.v1); } Upload upload(@Nonnull Version version); default RequestVerify requestVerify() { return requestVerify(Version.v1); } RequestVerify requestVerify(Version version); }