apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/service/AccessKeyService.java/AccessKeyService/createAccessKey
class AccessKeyService:  public AccessKeyDTO createAccessKey(Env env, AccessKeyDTO accessKey) {
    AccessKeyDTO accessKeyDTO = accessKeyAPI.create(env, accessKey);
    Tracer.logEvent(TracerEventType.CREATE_ACCESS_KEY, accessKey.getAppId());
    return accessKeyDTO;
  }