public static String buildSelectorRealPath(final String namespaceId, final String pluginName, final String selectorId) {
        return handlePathData(String.join(PATH_SEPARATOR, PATH_SEPARATOR + namespaceId, SELECTOR_PARENT, pluginName, selectorId));
    }
buildSelectorRealPath.

@param namespaceId namespaceId
@param pluginName pluginName
@param selectorId selectorId
@return zk full path for selector
shenyu-common/src/main/java/org/apache/shenyu/common/constant/DefaultPathConstants.java