- isCompressedFilename
Detects common xz suffixes in the given filename.
- getUncompressedFilename
Maps the given name of a xz-compressed file to the name that the file should
have after uncompressio
- getCompressedFilename
Maps the given filename to the name that the file should have after compression
with xz. Common file
- internalIsXZCompressionAvailable
- isXZCompressionAvailable
Are the classes required to support XZ compression available?