/**
* Returns a list of all databases.
*
* @param ctx database context
* @return list of databases
*/
public static StringList list(final Context ctx) {
final StringList db = new StringList();
for (final IOFile f : ctx.mprop.dbpath().children()) {
final String name = f.name();
if (f.isDir() && !name.startsWith(".")) db.add(name);
}
return db.sort(false);
}
@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());
}
}
/**
* Recursively populates the cache.
*
* @param root root directory
* @param pc file cache
* @throws InterruptedException interruption
*/
void add(final IOFile root, final ProjectCache pc) throws InterruptedException {
// check if file cache was replaced or invalidated
if (pc != cache) throw new InterruptedException();
final IOFile[] files = root.children();
for (final IOFile file : files) {
if (file.name().equals(IO.IGNORESUFFIX)) return;
}
for (final IOFile file : files) {
if (file.isDir()) {
add(file, pc);
} else {
pc.add(file.path());
}
}
}
@Override
protected boolean run() throws IOException {
final String path = MetaData.normPath(args[0]);
if (path == null) return error(NAME_INVALID_X, args[0]);
final IOFile bin = context.data().meta.binary(path);
if (bin == null || !bin.exists() || bin.isDir()) return error(RES_NOT_FOUND_X, path);
try {
final BufferInput bi = new BufferInput(bin);
try {
for (int b; (b = bi.read()) != -1; ) out.write(b);
} finally {
bi.close();
}
return info(QUERY_EXECUTED_X, perf);
} catch (final IOException ex) {
return error(FILE_NOT_STORED_X, ex);
}
}
@Override
public void action(final Object comp) {
final String pth = path();
final IOFile io = new IOFile(pth);
String inf = io.isDir() && io.children().length > 0 ? DIR_NOT_EMPTY : null;
ok = !pth.isEmpty();
final SerialMethod mth = SerialMethod.valueOf(method.getSelectedItem());
final OptionsOption<? extends Options> opts =
mth == SerialMethod.JSON
? SerializerOptions.JSON
: mth == SerialMethod.CSV ? SerializerOptions.CSV : null;
final boolean showmparams = opts != null;
mparams.setEnabled(showmparams);
if (ok) {
gui.gopts.set(GUIOptions.INPUTPATH, pth);
try {
if (comp == method) {
if (showmparams) {
final Options mopts = options(null).get(opts);
mparams.setToolTipText(tooltip(mopts));
mparams.setText(mopts.toString());
} else {
mparams.setToolTipText(null);
mparams.setText("");
}
}
Serializer.get(new ArrayOutput(), options(mth));
} catch (final IOException ex) {
ok = false;
inf = ex.getMessage();
}
}
info.setText(inf, ok ? Msg.WARN : Msg.ERROR);
enableOK(buttons, B_OK, ok);
}
@Override
protected boolean run() {
final boolean create = context.user.has(Perm.CREATE);
String path = MetaData.normPath(args[0]);
if (path == null || path.endsWith(".")) return error(NAME_INVALID_X, args[0]);
if (in == null) {
final IO io = IO.get(args[1]);
if (!io.exists() || io.isDir()) return error(RES_NOT_FOUND_X, create ? io : args[1]);
in = io.inputSource();
// set/add name of document
if ((path.isEmpty() || path.endsWith("/")) && !(io instanceof IOContent)) path += io.name();
}
// ensure that the final name is not empty
if (path.isEmpty()) return error(NAME_INVALID_X, path);
// ensure that the name is not empty and contains no trailing dots
final Data data = context.data();
if (data.inMemory()) return error(NO_MAINMEM);
final IOFile file = data.meta.binary(path);
if (path.isEmpty() || path.endsWith(".") || file == null || file.isDir())
return error(NAME_INVALID_X, create ? path : args[0]);
// start update
if (!data.startUpdate()) return error(DB_PINNED_X, data.meta.name);
try {
store(in, file);
return info(QUERY_EXECUTED_X_X, "", perf);
} catch (final IOException ex) {
return error(FILE_NOT_STORED_X, Util.message(ex));
} finally {
data.finishUpdate();
}
}
