public void setNamespace(final String namespace) {
        this.namespace = StringUtils.isNotBlank(namespace) ? namespace : PolarisPathConstants.NAMESPACE;
    }
Sets the namespace.

@param namespace namespace
shenyu-sync-data-center/shenyu-sync-data-polaris/src/main/java/org/apache/shenyu/sync/data/polaris/config/PolarisConfig.java