/** JNode command entry point. */
@Override
public void execute() throws Exception {
err = getError().getPrintWriter();
Reader r = null;
boolean opened = false;
try {
if (argFile.isSet()) {
r = new FileReader(argFile.getValue());
opened = true;
} else if (getInput().isTTY()) {
// We cannot do this. We need to use the console as the
// source of command characters for the Page command.
debugln(str_no_pipe);
exit(1);
} else {
r = getInput().getReader();
}
setup();
lineStore = new LineStore(r);
pager();
} catch (IOException ex) {
debugln(ex.getMessage());
exit(1);
} finally {
if (r != null && opened) {
try {
r.close();
} catch (IOException ex) {
// ignore
}
}
tearDown();
}
}
// TODO Allow working directory to be changed
public void execute() {
super.execute("tar");
if (!checkMode()) {
fatal(err_options, 1);
}
if (Archive.isSet()) archive = Archive.getValue();
if (Suffix.isSet()) suffix = Suffix.getValue();
if (Exclude.isSet()) exclude = Exclude.getValue();
if (ExcludeFile.isSet()) excludeFile = ExcludeFile.getValue();
if (FileList.isSet()) fileList = FileList.getValue();
backup = Backup.isSet();
bzip = UseBzip.isSet();
gzip = UseGzip.isSet();
interact = Interact.isSet();
verify = Verify.isSet();
showTotals = ShowTotals.isSet();
keepOld = KeepOld.isSet();
keepNew = KeepNew.isSet();
recurse = !NoRecurse.isSet();
unlink = Unlink.isSet();
try {
if ((mode & TAR_REQ_ARCH) != 0 && archive == null) {
fatal("Archive required for -Acdtru", 1);
}
if ((mode & TAR_DECOMPRESS) != 0 && archive != null) {
if (checkCompressed(archive) == -1) {
// happens when -j or -z were specified, but the archive is not
// in the given format.
if (bzip) {
fatal("Archive is not compressed with bzip2.", 1);
}
if (gzip) {
fatal("Archive is not compressed with gzip.", 1);
}
fatal("Internal Error: checkCompressed() returned -1", -1);
}
}
if ((mode & TAR_COMPRESS) != 0) {
if (bzip) {
compress = USE_BZIP;
} else if (gzip) {
compress = USE_GZIP;
} else {
compress = decompress;
}
}
if ((mode & TAR_VERIFY) != 0 && verify) {
// backup original archive
}
if ((mode & TAR_CREATE) != 0 && compress == 0) {
compress = checkSuffix(archive);
}
if ((mode & TAR_INSERT) != 0) {
insert(processFiles(Paths.getValues(), recurse));
}
if ((mode & TAR_UPDATE) != 0) {
update(processFiles(Paths.getValues(), recurse));
}
if ((mode & TAR_CONCAT) != 0) {
concat(processArchives(Paths.getValues()));
}
if ((mode & TAR_DELETE) != 0) {
// delete();
}
if ((mode & TAR_EXTRACT) != 0) {
if (decompress == 0 && archive == null) {
if (bzip) {
decompress = USE_BZIP;
} else if (gzip) {
decompress = USE_GZIP;
}
}
extract();
}
if ((mode & TAR_LIST) != 0) {
list();
}
if ((mode & TAR_DIFF) != 0) {
diff();
}
} catch (Exception e) {
e.printStackTrace();
fatal(err_exception_uncaught, 1);
}
}