Returns the compression level of the entries of the archive. If set to ZipEntryCompression#DEFLATED#DEFLATED (the default), each entry is
compressed using the DEFLATE algorithm. If set to ZipEntryCompression#STORED#STORED the entries of the archive are left uncompressed.
Sets the compression level of the entries of the archive. If set to ZipEntryCompression#DEFLATED#DEFLATED (the default), each entry is
compressed using the DEFLATE algorithm. If set to ZipEntryCompression#STORED#STORED the entries of the archive are left uncompressed.