-import org.opendaylight.yangtools.yang.data.impl.codec.CodecRegistry;
-import org.opendaylight.yangtools.yang.data.impl.codec.IdentityCodec;
-
-import javax.management.InstanceAlreadyExistsException;
-import javax.management.ObjectName;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-import static org.mockito.Mockito.doReturn;
-import static org.mockito.Mockito.mock;