diff --git a/src/main/java/org/apache/commons/compress/archivers/tar/TarArchiveEntry.java b/src/main/java/org/apache/commons/compress/archivers/tar/TarArchiveEntry.java index 0bc1ac0d0..b0b6e1075 100644 --- a/src/main/java/org/apache/commons/compress/archivers/tar/TarArchiveEntry.java +++ b/src/main/java/org/apache/commons/compress/archivers/tar/TarArchiveEntry.java @@ -1564,8 +1564,81 @@ private void processPaxHeader(final String key, final String val) throws IOExcep */ private void processPaxHeader(final String key, final String val, final Map headers) throws IOException { /* - * This function is currently just a stub, and needs implemented. + * The following headers are defined for Pax. charset: cannot use these without changing TarArchiveEntry fields mtime atime ctime + * LIBARCHIVE.creationtime comment gid, gname linkpath size uid,uname SCHILY.devminor, SCHILY.devmajor: don't have setters/getters for those + * + * GNU sparse files use additional members, we use GNU.sparse.size to detect the 0.0 and 0.1 versions and GNU.sparse.realsize for 1.0. + * + * star files use additional members of which we use SCHILY.filetype in order to detect star sparse files. + * + * If called from addExtraPaxHeader, these additional headers must be already present . */ + switch (key) { + case "path": + setName(val); + break; + case "linkpath": + setLinkName(val); + break; + case "gid": + setGroupId(ParsingUtils.parseLongValue(val)); + break; + case "gname": + setGroupName(val); + break; + case "uid": + setUserId(ParsingUtils.parseLongValue(val)); + break; + case "uname": + setUserName(val); + break; + case "size": + final long size = ParsingUtils.parseLongValue(val); + if (size < 0) { + throw new IOException("Corrupted TAR archive. Entry size is negative"); + } + setSize(size); + break; + case "mtime": + setLastModifiedTime(FileTime.from(parseInstantFromDecimalSeconds(val))); + break; + case "atime": + setLastAccessTime(FileTime.from(parseInstantFromDecimalSeconds(val))); + break; + case "ctime": + setStatusChangeTime(FileTime.from(parseInstantFromDecimalSeconds(val))); + break; + case "LIBARCHIVE.creationtime": + setCreationTime(FileTime.from(parseInstantFromDecimalSeconds(val))); + break; + case "SCHILY.devminor": + final int devMinor = ParsingUtils.parseIntValue(val); + if (devMinor < 0) { + throw new IOException("Corrupted TAR archive. Dev-Minor is negative"); + } + setDevMinor(devMinor); + break; + case "SCHILY.devmajor": + final int devMajor = ParsingUtils.parseIntValue(val); + if (devMajor < 0) { + throw new IOException("Corrupted TAR archive. Dev-Major is negative"); + } + setDevMajor(devMajor); + break; + case TarGnuSparseKeys.SIZE: + fillGNUSparse0xData(headers); + break; + case TarGnuSparseKeys.REALSIZE: + fillGNUSparse1xData(headers); + break; + case "SCHILY.filetype": + if ("sparse".equals(val)) { + fillStarSparseData(headers); + } + break; + default: + extraPaxHeaders.put(key, val); + } } private void readFileMode(final Path file, final String normalizedName, final LinkOption... options) throws IOException {