6.4. 弃用了数据供应商和模型的方法

session.userLocalStorage();

session.users();

session.userLocalStorage();

((LegacyDatastoreProvider) session.getProvider(DatastoreProvider.class)).userLocalStorage();

realm.getClientStorageProvidersStream()...;

((LegacyRealmModel) realm).getClientStorageProvidersStream()...;

public class MyClass extends RealmModel {
    /* might not compile due to @Override annotations for methods no longer present
       in the interface RealmModel. / / ... */
}

public class MyClass extends LegacyRealmModel {
    /* ... */
}

session**.userCache()**.evict(realm, user);

UserStorageUitl.userCache(session);

UserCache cache = session.getProvider(UserCache.class);
if (cache != null) cache.evict(realm)();

session.invalidate(InvalidationHandler.ObjectType.REALM, realm.getId());

session.userCredentialManager().createCredential(realm, user, credentialModel)

user.credentialManager().createStoredCredential(credentialModel)

public class MyUserStorageProvider implements UserLookupProvider, ... {
    /* ... */
    protected UserModel createAdapter(RealmModel realm, String username) {
        return new AbstractUserAdapter(session, realm, model) {
            @Override
            public String getUsername() {
                return username;
            }
        };
    }
}

public class MyUserStorageProvider implements UserLookupProvider, ... {
    /* ... */
    protected UserModel createAdapter(RealmModel realm, String username) {
        return new AbstractUserAdapter(session, realm, model) {
            @Override
            public String getUsername() {
                return username;
            }

            @Override
            public SubjectCredentialManager credentialManager() {
                return new LegacyUserCredentialManager(session, realm, this);
            }
        };
    }
}