/**
* Creates annotation child elements.
*
* @param anns annotations
* @param parent parent element
* @param uri include uri
* @throws QueryException query exception
*/
final void annotation(final AnnList anns, final FElem parent, final boolean uri)
throws QueryException {
for (final Ann ann : anns) {
final FElem annotation = elem("annotation", parent);
if (ann.sig != null) {
annotation.add("name", ann.sig.id());
if (uri) annotation.add("uri", ann.sig.uri);
} else {
annotation.add("name", ann.name.string());
if (uri) annotation.add("uri", ann.name.uri());
}
for (final Item it : ann.args) {
final FElem literal = elem("literal", annotation);
literal.add("type", it.type.toString()).add(it.string(null));
}
}
}
@Override
public B64 item(final QueryContext qc, final InputInfo ii) throws QueryException {
checkCreate(qc);
final IOFile root = new IOFile(toPath(0, qc).toString());
final ArchOptions opts = toOptions(1, Q_OPTIONS, new ArchOptions(), qc);
final Iter entries;
if (exprs.length > 2) {
entries = qc.iter(exprs[2]);
} else {
final TokenList tl = new TokenList();
for (final String file : root.descendants()) tl.add(file);
entries = StrSeq.get(tl).iter();
}
final String format = opts.get(ArchOptions.FORMAT);
final int level = level(opts);
if (!root.isDir()) throw FILE_NO_DIR_X.get(info, root);
try (final ArchiveOut out = ArchiveOut.get(format.toLowerCase(Locale.ENGLISH), info)) {
out.level(level);
try {
while (true) {
Item en = entries.next();
if (en == null) break;
en = checkElemToken(en);
final IOFile file = new IOFile(root, string(en.string(info)));
if (!file.exists()) throw FILE_NOT_FOUND_X.get(info, file);
if (file.isDir()) throw FILE_IS_DIR_X.get(info, file);
add(en, new B64(file.read()), out, level, qc);
}
} catch (final IOException ex) {
throw ARCH_FAIL_X.get(info, ex);
}
return new B64(out.finish());
}
}