public class TarArchiveSparseEntry extends Object implements TarConstants
The C structure for a sparse entry is:
 struct posix_header {
 struct sparse sp[21]; // TarConstants.SPARSELEN_GNU_SPARSE     - offset 0
 char isextended;      // TarConstants.ISEXTENDEDLEN_GNU_SPARSE - offset 504
 };
 
 Whereas, "struct sparse" is:
 
 struct sparse {
 char offset[12];   // offset 0
 char numbytes[12]; // offset 12
 };
 ATIMELEN_GNU, ATIMELEN_XSTAR, CHKSUM_OFFSET, CHKSUMLEN, CTIMELEN_GNU, CTIMELEN_XSTAR, DEFAULT_BLKSIZE, DEFAULT_RCDSIZE, DEVLEN, FORMAT_OLDGNU, FORMAT_POSIX, FORMAT_XSTAR, GIDLEN, GNAMELEN, GNU_LONGLINK, ISEXTENDEDLEN_GNU, ISEXTENDEDLEN_GNU_SPARSE, LF_BLK, LF_CHR, LF_CONTIG, LF_DIR, LF_FIFO, LF_GNUTYPE_LONGLINK, LF_GNUTYPE_LONGNAME, LF_GNUTYPE_SPARSE, LF_LINK, LF_NORMAL, LF_OLDNORM, LF_PAX_EXTENDED_HEADER_LC, LF_PAX_EXTENDED_HEADER_UC, LF_PAX_GLOBAL_EXTENDED_HEADER, LF_SYMLINK, LONGNAMESLEN_GNU, MAGIC_ANT, MAGIC_GNU, MAGIC_OFFSET, MAGIC_POSIX, MAGIC_XSTAR, MAGICLEN, MAXID, MAXSIZE, MODELEN, MODTIMELEN, NAMELEN, OFFSETLEN_GNU, PAD2LEN_GNU, PREFIXLEN, PREFIXLEN_XSTAR, REALSIZELEN_GNU, SIZELEN, SPARSELEN_GNU, SPARSELEN_GNU_SPARSE, UIDLEN, UNAMELEN, VERSION_ANT, VERSION_GNU_SPACE, VERSION_GNU_ZERO, VERSION_OFFSET, VERSION_POSIX, VERSIONLEN, XSTAR_MAGIC_LEN, XSTAR_MAGIC_OFFSET| Constructor and Description | 
|---|
| TarArchiveSparseEntry(byte[] headerBuf)Construct an entry from an archive's header bytes. | 
| Modifier and Type | Method and Description | 
|---|---|
| boolean | isExtended() | 
public TarArchiveSparseEntry(byte[] headerBuf) throws IOException
headerBuf - The header bytes from a tar archive entry.IOException - on unknown formatpublic boolean isExtended()
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