clusterAllXmlFilesFromDirectory( directory, recursive );
clusterAllXmlFilesFromDirectory( directory, recursive );
clusterAllXmlFilesFromDirectory( directory, recursive );
clusterAllXmlFilesFromDirectory( subdirectory, processSubdirectories );
clusterAllXmlFilesFromDirectory( subdirectory, processSubdirectories );
clusterAllXmlFilesFromDirectory( subdirectory, processSubdirectories );