@Override
public Iter iter(final QueryContext ctx) throws QueryException {
switch (def) {
case ERROR:
final int al = expr.length;
if (al == 0) FUNERR1.thrw(input);
String code = FUNERR1.code();
String msg = FUNERR1.desc;
final Item it = expr[0].item(ctx, input);
if (it == null) {
if (al == 1) XPEMPTY.thrw(input, desc());
} else {
code = Token.string(((QNm) checkType(it, AtomType.QNM)).ln());
}
if (al > 1) msg = Token.string(checkEStr(expr[1], ctx));
final Value val = al > 2 ? expr[2].value(ctx) : null;
final QueryException ex = new QueryException(input, code, val, msg);
throw ex;
case TRACE:
return new Iter() {
final Iter ir = expr[0].iter(ctx);
final byte[] s = checkEStr(expr[1], ctx);
@Override
public Item next() throws QueryException {
final Item i = ir.next();
if (i != null) {
final TokenBuilder tb = new TokenBuilder(s);
if (s.length != 0) tb.add(": ");
tb.add(i.toString());
// if GUI is used, or if user is no admin, trace info is cached
if (Prop.gui || !ctx.context.user.perm(User.ADMIN)) {
ctx.evalInfo(tb.finish());
} else {
Util.errln(tb);
}
}
return i;
}
};
case ENVARS:
final ItemCache ic = new ItemCache();
for (final Object k : System.getenv().keySet().toArray()) {
ic.add(Str.get(k));
}
return ic;
default:
return super.iter(ctx);
}
}
/**
* Returns the combo box selections and the keys of the specified set.
*
* @param key keys
* @return key array
*/
private String[] entries(final byte[][] key) {
final StringList sl = new StringList();
sl.add(Util.info(INFOENTRIES, key.length));
for (final byte[] k : key) sl.add(Token.string(k));
sl.sort(true, true, 1);
return sl.toArray();
}
@Override
public void execute(final GUI gui) {
final DialogExport dialog = new DialogExport(gui);
if (!dialog.ok()) return;
final IOFile root = new IOFile(dialog.path());
// check if existing files will be overwritten
if (root.exists()) {
IO file = null;
boolean overwrite = false;
final Data d = gui.context.data();
final IntList il = d.resources.docs();
final int is = il.size();
for (int i = 0; i < is; i++) {
file = root.merge(Token.string(d.text(il.get(i), true)));
if (file.exists()) {
if (overwrite) {
// more than one file will be overwritten; check remaining tests
file = null;
break;
}
overwrite = true;
}
}
if (overwrite) {
// show message for overwriting files or directories
final String msg = file == null ? FILES_REPLACE_X : FILE_EXISTS_X;
if (file == null) file = root;
if (!BaseXDialog.confirm(gui, Util.info(msg, file))) return;
}
}
DialogProgress.execute(gui, new Export(root.path()));
}
@Override
public String getItemAsString(final Properties props) throws XQException {
try {
return it.node() && it.type != NodeType.TXT ? serialize() : Token.string(it.atom(null));
} catch (final QueryException e) {
throw new XQException(e.getMessage(), e.code());
}
}
@Override
public void execute(final GUI gui) {
final int pre = gui.context.marked.pres[0];
final byte[] txt = ViewData.path(gui.context.data(), pre);
// copy path to clipboard
final Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
clip.setContents(new StringSelection(Token.string(txt)), null);
}
/**
* Constructor.
*
* @param value value
* @param type item type
* @param ii input info
* @throws QueryException query exception
*/
private Dur(final byte[] value, final Type type, final InputInfo ii) throws QueryException {
this(type);
final String val = Token.string(value).trim();
final Matcher mt = DUR.matcher(val);
if (!mt.matches() || val.endsWith("P") || val.endsWith("T")) throw dateError(value, XDURR, ii);
yearMonth(value, mt, ii);
dayTime(value, mt, 6, ii);
}
/**
* Notifies all views of a focus change.
*
* @param pre focused pre value
* @param vw the calling view
*/
public void focus(final int pre, final View vw) {
if (gui.context.focused == pre) return;
gui.context.focused = pre;
for (final View v : view) if (v != vw && v.visible()) v.refreshFocus();
if (pre != -1) {
gui.status.setText(Token.string(ViewData.path(gui.context.data(), pre)));
}
}
@Override
public Item item(final QueryContext ctx, final InputInfo ii) throws QueryException {
switch (def) {
case ENVAR:
final String e = System.getenv(Token.string(checkEStr(expr[0], ctx)));
return e != null ? Str.get(e) : null;
default:
return super.item(ctx, ii);
}
}
@Override
public URI getNodeUri() throws XQException {
opened();
if (!it.node()) throw new BXQException(NODE);
final ANode node = (ANode) it;
try {
return new URI(Token.string(node.base()));
} catch (final URISyntaxException ex) {
throw new BXQException(ex.toString());
}
}
@Override
public String getAtomicValue() throws XQException {
opened();
if (it.node()) throw new BXQException(ATOM);
try {
return Token.string(it.atom(null));
} catch (final QueryException e) {
// function item
throw new BXQException(ATOM);
}
}
/**
* Initializes the date format.
*
* @param d input
* @param e example format
* @param ii input info
* @throws QueryException query exception
*/
final void date(final byte[] d, final String e, final InputInfo ii) throws QueryException {
final Matcher mt = DATE.matcher(Token.string(d).trim());
if (!mt.matches()) throw dateError(d, e, ii);
yea = toLong(mt.group(1), false, ii);
// +1 is added to BC values to simplify computations
if (yea < 0) yea++;
mon = (byte) (Strings.toInt(mt.group(3)) - 1);
day = (byte) (Strings.toInt(mt.group(4)) - 1);
if (mon < 0 || mon >= 12 || day < 0 || day >= dpm(yea, mon)) throw dateError(d, e, ii);
if (yea <= MIN_YEAR || yea > MAX_YEAR) throw DATERANGE_X_X.get(ii, type, chop(d, ii));
zone(mt, 5, d, ii);
}
/**
* Initializes the time format.
*
* @param d input format
* @param e expected format
* @param ii input info
* @throws QueryException query exception
*/
final void time(final byte[] d, final String e, final InputInfo ii) throws QueryException {
final Matcher mt = TIME.matcher(Token.string(d).trim());
if (!mt.matches()) throw dateError(d, e, ii);
hou = (byte) Strings.toInt(mt.group(1));
min = (byte) Strings.toInt(mt.group(2));
sec = toDecimal(mt.group(3), false, ii);
if (min >= 60
|| sec.compareTo(BD60) >= 0
|| hou > 24
|| hou == 24 && (min > 0 || sec.compareTo(BigDecimal.ZERO) > 0)) throw dateError(d, e, ii);
zone(mt, 5, d, ii);
if (hou == 24) {
hou = 0;
add(DAYSECONDS);
}
}
@Override
public void execute(final GUI gui) {
final Nodes n = gui.context.marked;
final DialogInsert insert = new DialogInsert(gui);
if (!insert.ok()) return;
final StringList sl = insert.result;
final NodeType type = ANode.type(insert.kind);
String item = Token.string(type.string()) + " { " + quote(sl.get(0)) + " }";
if (type == NodeType.ATT || type == NodeType.PI) {
item += " { " + quote(sl.get(1)) + " }";
} else if (type == NodeType.ELM) {
item += " { () }";
}
gui.context.copied = null;
gui.execute(new XQuery("insert node " + item + " into " + openPre(n, 0)));
}
/**
* Refreshes the view after a file has been saved.
*
* @param root root directory
* @param ctx database context
* @throws InterruptedException interruption
*/
void parse(final IOFile root, final Context ctx) throws InterruptedException {
final long id = ++parseId;
final HashSet<String> parsed = new HashSet<>();
final TreeMap<String, InputInfo> errs = new TreeMap<>();
// collect files to be parsed
final ProjectCache pc = cache(root);
final StringList mods = new StringList(), lmods = new StringList();
for (final String path : pc) {
final IOFile file = new IOFile(path);
if (file.hasSuffix(IO.XQSUFFIXES)) (file.hasSuffix(IO.XQMSUFFIX) ? lmods : mods).add(path);
}
mods.add(lmods);
// parse modules
for (final String path : mods) {
if (id != parseId) throw new InterruptedException();
if (parsed.contains(path)) continue;
final IOFile file = new IOFile(path);
try (final TextInput ti = new TextInput(file)) {
// parse query
try (final QueryContext qc = new QueryContext(ctx)) {
final String input = ti.cache().toString();
final boolean lib = QueryProcessor.isLibrary(input);
qc.parse(input, lib, path, null);
// parsing was successful: remember path
parsed.add(path);
for (final byte[] mod : qc.modParsed) parsed.add(Token.string(mod));
} catch (final QueryException ex) {
// parsing failed: remember path
final InputInfo ii = ex.info();
errs.put(path, ii);
parsed.add(ii.path());
}
} catch (final IOException ex) {
// file may not be accessible
Util.debug(ex);
}
}
errors = errs;
}
@Override
public String toString() {
return Token.string(cont);
}
/**
* Prints a string to standard output, followed by a newline.
*
* @param str output string
* @param ext text optional extensions
*/
public static void outln(final Object str, final Object... ext) {
out((str instanceof byte[] ? Token.string((byte[]) str) : str) + NL, ext);
}
/**
* Returns a string and replaces all % characters by the specified extensions (see {@link
* TokenBuilder#addExt} for details).
*
* @param str string to be extended
* @param ext text text extensions
* @return extended string
*/
public static String info(final Object str, final Object... ext) {
return Token.string(inf(str, ext));
}
@Override
public final Duration toJava() {
return ADate.DF.newDuration(Token.string(string(null)));
}