Package org.apache.tools.tar
Class TarArchiveSparseEntry
- java.lang.Object
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- org.apache.tools.tar.TarArchiveSparseEntry
 
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- All Implemented Interfaces:
- TarConstants
 
 public class TarArchiveSparseEntry extends java.lang.Object implements TarConstants This class represents a sparse entry in a Tar archive.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 };
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Field Summary- 
Fields inherited from interface org.apache.tools.tar.TarConstantsATIMELEN_GNU, CHKSUMLEN, CTIMELEN_GNU, DEVLEN, FORMAT_OLDGNU, FORMAT_POSIX, GIDLEN, GNAMELEN, GNU_LONGLINK, GNU_TMAGIC, 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_OFFSET, MAGIC_POSIX, MAGICLEN, MAXID, MAXSIZE, MODELEN, MODTIMELEN, NAMELEN, OFFSETLEN_GNU, PAD2LEN_GNU, PREFIXLEN, PURE_MAGICLEN, REALSIZELEN_GNU, SIZELEN, SPARSELEN_GNU, SPARSELEN_GNU_SPARSE, TMAGIC, UIDLEN, UNAMELEN, VERSION_GNU_SPACE, VERSION_GNU_ZERO, VERSION_OFFSET, VERSION_POSIX, VERSIONLEN
 
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Constructor SummaryConstructors Constructor Description TarArchiveSparseEntry(byte[] headerBuf)Construct an entry from an archive's header bytes.
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Method SummaryModifier and Type Method Description booleanisExtended()
 
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Constructor Detail- 
TarArchiveSparseEntrypublic TarArchiveSparseEntry(byte[] headerBuf) throws java.io.IOExceptionConstruct an entry from an archive's header bytes. File is set to null.- Parameters:
- headerBuf- The header bytes from a tar archive entry.
- Throws:
- java.io.IOException- on unknown format
 
 
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