import com.google.protos.ipc.invalidation.Types.ClientType; //导入依赖的package包/类
/**
 * Creates a new client.
 * <p>
 * REQUIRES: no client exist, or a client exists with the same type and name as provided. In
 * the latter case, this call is a no-op.
 *
 * @param context Android system context
 * @param clientType type of the client to create
 * @param clientName name of the client to create
 */
public static void createClient(Context context, ClientType.Type clientType, byte[] clientName) {
  ClientConfigP config = InvalidationClientCore.createConfig().build();
  Intent intent = ProtocolIntents.InternalDowncalls.newCreateClientIntent(
      clientType.getNumber(), clientName, config, false);
  intent.setClassName(context, new AndroidTiclManifest(context).getTiclServiceClass());
  context.startService(intent);
}