final OffsetStorage offsetStorage, final RecoverManager recoverManager0) {
if (consumerConfig.getServerUrl() == null) {
consumerConfig.setServerUrl(this.metaClientConfig.getServerUrl());
}
if (offsetStorage == null) {
throw new InvalidOffsetStorageException("Null offset storage");
}
// ��Ҫʱ����recover
if (!recoverManager0.isStarted()) {
recoverManager0.start(this.metaClientConfig);
}