apollo-configservice/src/main/java/com/ctrip/framework/apollo/configservice/util/InstanceConfigAuditUtil.java/InstanceConfigAuditUtil/equals
class InstanceConfigAuditUtil:    @Override
    public boolean equals(Object o) {
      if (this == o) {
          return true;
      }
      if (o == null || getClass() != o.getClass()) {
          return false;
      }
      InstanceConfigAuditModel model = (InstanceConfigAuditModel) o;
      return Objects.equals(appId, model.appId) &&
          Objects.equals(clusterName, model.clusterName) &&
          Objects.equals(dataCenter, model.dataCenter) &&
          Objects.equals(ip, model.ip) &&
          Objects.equals(configAppId, model.configAppId) &&
          Objects.equals(configClusterName, model.configClusterName) &&
          Objects.equals(configNamespace, model.configNamespace) &&
          Objects.equals(releaseKey, model.releaseKey);
    }