Package org.apache.commons.compress.archivers.tar

Interface TarConstants

All Known Implementing Classes:
TarArchiveEntry, TarArchiveSparseEntry
public interface TarConstants
This interface contains all the definitions used in the package.

For tar formats (FORMAT_OLDGNU, FORMAT_POSIX, etc.) see GNU tar tar.h and type enum archive_format.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    ATIMELEN_GNU
    The length of the access time field in an old GNU header buffer.
    static final int
    ATIMELEN_XSTAR
    The length of the access time field in a xstar header buffer.
    static final int
    CHKSUM_OFFSET
    Offset of the checksum field within header record.
    static final int
    CHKSUMLEN
    The length of the checksum field in a header buffer.
    static final int
    CTIMELEN_GNU
    The length of the created time field in an old GNU header buffer.
    static final int
    CTIMELEN_XSTAR
    The length of the created time field in a xstar header buffer.
    static final int
    DEFAULT_BLKSIZE
    Default block size
    static final int
    DEFAULT_RCDSIZE
    Default record size
    static final int
    DEVLEN
    The length of each of the device fields (major and minor) in a header buffer.
    static final int
    FORMAT_OLDGNU
    GNU format as per before tar 1.12.
    static final int
    FORMAT_POSIX
    Pure POSIX format.
    static final int
    FORMAT_XSTAR
    xstar format used by Jörg Schilling's star.
    static final int
    GIDLEN
    The length of the group id field in a header buffer.
    static final int
    GNAMELEN
    The length of the group name field in a header buffer.
    static final String
    GNU_LONGLINK
    The name of the GNU tar entry which contains a long name.
    static final int
    ISEXTENDEDLEN_GNU
    The length of the is extension field in an old GNU header buffer.
    static final int
    ISEXTENDEDLEN_GNU_SPARSE
    The length of the is extension field in a sparse header buffer.
    static final byte
    LF_BLK
    Block device file type.
    static final byte
    LF_CHR
    Character device file type.
    static final byte
    LF_CONTIG
    Contiguous file type.
    static final byte
    LF_DIR
    Directory file type.
    static final byte
    LF_FIFO
    FIFO (pipe) file type.
    static final byte
    LF_GNUTYPE_LONGLINK
    Identifies the *next* file on the tape as having a long link name.
    static final byte
    LF_GNUTYPE_LONGNAME
    Identifies the *next* file on the tape as having a long name.
    static final byte
    LF_GNUTYPE_SPARSE
    Sparse file type.
    static final byte
    LF_LINK
    Link file type.
    static final byte
    LF_MULTIVOLUME
    Identifies the entry as a multi-volume past volume #0
    static final byte
    LF_NORMAL
    Normal file type.
    static final int
    LF_OFFSET
    Offset inside the header for the "link flag" field.
    static final byte
    LF_OLDNORM
    LF_ constants represent the "link flag" of an entry, or more commonly, the "entry type".
    static final byte
    LF_PAX_EXTENDED_HEADER_LC
    Identifies the entry as a Pax extended header.
    static final byte
    LF_PAX_EXTENDED_HEADER_UC
    Identifies the entry as a Pax extended header (SunOS tar -E).
    static final byte
    LF_PAX_GLOBAL_EXTENDED_HEADER
    Identifies the entry as a Pax global extended header.
    static final byte
    LF_SYMLINK
    Symbolic link file type.
    static final int
    LONGNAMESLEN_GNU
    The length of the long names field in an old GNU header buffer.
    static final String
    MAGIC_ANT
    The magic tag representing an Ant tar archive.
    static final String
    MAGIC_GNU
    The magic tag representing a GNU tar archive.
    static final int
    MAGIC_OFFSET
    Offset of start of magic field within header record
    static final String
    MAGIC_POSIX
    The magic tag representing a POSIX tar archive.
    static final String
    MAGIC_XSTAR
    The magix string used in the last four bytes of the header to identify the xstar format.
    static final int
    MAGICLEN
    The length of the magic field in a header buffer.
    static final long
    MAXID
    The maximum value of gid/uid in a tar archive which can be expressed in octal char notation (that's 7 sevens, octal).
    static final long
    MAXSIZE
    The maximum size of a file in a tar archive which can be expressed in octal char notation (that's 11 sevens, octal).
    static final int
    MODELEN
    The length of the mode field in a header buffer.
    static final int
    MODTIMELEN
    The length of the modification time field in a header buffer.
    static final int
    NAMELEN
    The length of the name field in a header buffer.
    static final int
    OFFSETLEN_GNU
    The length of the multivolume start offset field in an old GNU header buffer.
    static final int
    PAD2LEN_GNU
    The length of the padding field in an old GNU header buffer.
    static final int
    PREFIXLEN
    Length of the prefix field.
    static final int
    PREFIXLEN_XSTAR
    Length of the prefix field in xstar archives.
    static final int
    REALSIZELEN_GNU
    The length of the real size field in an old GNU header buffer.
    static final int
    SIZELEN
    The length of the size field in a header buffer.
    static final int
    SPARSE_HEADERS_IN_EXTENSION_HEADER
    The number of sparse headers in an extension header
    static final int
    SPARSE_HEADERS_IN_OLDGNU_HEADER
    The number of sparse headers in an old GNU header
    static final int
    SPARSE_NUMBYTES_LEN
    The length of numbytes in struct sparse
    static final int
    SPARSE_OFFSET_LEN
    The length of offset in struct sparse
    static final int
    SPARSELEN_GNU
    The sum of the length of all sparse headers in an old GNU header buffer.
    static final int
    SPARSELEN_GNU_SPARSE
    The sum of the length of all sparse headers in a sparse header buffer.
    static final int
    UIDLEN
    The length of the user id field in a header buffer.
    static final int
    UNAMELEN
    The length of the user name field in a header buffer.
    static final String
    VERSION_ANT
    The "version" representing an Ant tar archive.
    static final String
    VERSION_GNU_SPACE
    One of two possible GNU versions
    static final String
    VERSION_GNU_ZERO
    One of two possible GNU versions
    static final int
    VERSION_OFFSET
    Offset of start of magic field within header record
    static final String
    VERSION_POSIX
     
    static final int
    VERSIONLEN
    Previously this was regarded as part of "magic" field, but it is separate.
    static final int
    XSTAR_ATIME_OFFSET
    Offset inside the header for the atime field in xstar archives.
    static final int
    XSTAR_CTIME_OFFSET
    Offset inside the header for the ctime field in xstar archives.
    static final int
    XSTAR_MAGIC_LEN
    Length of the XSTAR magic.
    static final int
    XSTAR_MAGIC_OFFSET
    Offset inside the header for the xstar magic bytes.
    static final int
    XSTAR_MULTIVOLUME_OFFSET
    Offset inside the header for the xtar multivolume data
    static final int
    XSTAR_PREFIX_OFFSET
    Offset inside the header for the prefix field in xstar archives.