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java.lang.Objectorg.apache.commons.compress.compressors.gzip.GzipUtils
public class GzipUtils
Utility code for the gzip compression format.
Field Summary | |
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private static java.util.Map |
compressSuffix
Map from common filename suffixes to the suffixes that identify gzipped versions of those file types. |
private static java.util.Map |
uncompressSuffix
Map from common filename suffixes of gzipped files to the corresponding suffixes of uncompressed files. |
Constructor Summary | |
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private |
GzipUtils()
Private constructor to prevent instantiation of this utility class. |
Method Summary | |
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static java.lang.String |
getCompressedFilename(java.lang.String filename)
Maps the given filename to the name that the file should have after compression with gzip. |
static java.lang.String |
getUncompressedFilename(java.lang.String filename)
Maps the given name of a gzip-compressed file to the name that the file should have after uncompression. |
static boolean |
isCompressedFilename(java.lang.String filename)
Detects common gzip suffixes in the given filename. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private static final java.util.Map compressSuffix
private static final java.util.Map uncompressSuffix
This map also contains gzip-specific suffixes like ".gz" and "-z". These suffixes are mapped to the empty string, as they should simply be removed from the filename when the file is uncompressed.
Constructor Detail |
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private GzipUtils()
Method Detail |
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public static boolean isCompressedFilename(java.lang.String filename)
filename
- name of a file
true
if the filename has a common gzip suffix,
false
otherwisepublic static java.lang.String getUncompressedFilename(java.lang.String filename)
filename
- name of a file
public static java.lang.String getCompressedFilename(java.lang.String filename)
filename
- name of a file
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