/**
* Returns the sorted names of all available databases and, optionally, backups. Filters for
* {@code name} if not {@code null} with glob support.
*
* @param db return databases?
* @param backup return backups?
* @param name name filter (may be {@code null})
* @return database and backups list
*/
private StringList list(final boolean db, final boolean backup, final String name) {
final Pattern pt;
if (name != null) {
final String nm =
REGEX.matcher(name).matches()
? IOFile.regex(name)
: name.replaceAll("([" + REGEXCHARS + "])", "\\\\$1");
pt = Pattern.compile(nm, Prop.CASE ? 0 : Pattern.CASE_INSENSITIVE);
} else {
pt = null;
}
final IOFile[] children = soptions.dbpath().children();
final StringList list = new StringList(children.length);
final HashSet<String> map = new HashSet<>(children.length);
for (final IOFile f : children) {
final String fn = f.name();
String add = null;
if (backup && fn.endsWith(IO.ZIPSUFFIX)) {
final String nn = ZIPPATTERN.split(fn)[0];
if (!nn.equals(fn)) add = nn;
} else if (db && f.isDir() && fn.indexOf('.') == -1) {
add = fn;
}
// add entry if it matches the pattern, and has not already been added
if (add != null && (pt == null || pt.matcher(add).matches()) && map.add(add)) {
list.add(add);
}
}
return list.sort(false);
}
private static void generateStringListInits(
PrintWriter writer, Collection<ParameterDeclaration> params) {
for (ParameterDeclaration param : params) {
StringList stringList_annotation = param.getAnnotation(StringList.class);
if (stringList_annotation != null) {
String lengths = stringList_annotation.lengths();
// Init vars
writer.println("\t_str_i = 0;");
writer.println(
"\t_str_address = (GLchar *)" + param.getSimpleName() + BUFFER_ADDRESS_POSTFIX + ";");
// Fill string array with the string pointers
writer.println("\twhile ( _str_i < " + stringList_annotation.value() + " ) {");
if (lengths.length() == 0) {
writer.println(
"\t\t" + param.getSimpleName() + STRING_LIST_POSTFIX + "[_str_i++] = _str_address;");
writer.println("\t\t_str_address += strlen(_str_address) + 1;");
} else {
writer.println(
"\t\t" + param.getSimpleName() + STRING_LIST_POSTFIX + "[_str_i] = _str_address;");
writer.println("\t\t_str_address += " + lengths + BUFFER_ADDRESS_POSTFIX + "[_str_i++];");
}
writer.println("\t}");
}
}
}
/**
* Converts the specified commands into a string list.
*
* @param comp input completions
* @return string list
*/
private static StringList list(final Enum<?>[] comp) {
final StringList list = new StringList();
if (comp != null) {
for (final Enum<?> c : comp) list.add(c.name().toLowerCase(Locale.ENGLISH));
}
return list;
}
/**
* Returns the names of all backups.
*
* @return backups
*/
public StringList backups() {
final StringList backups = new StringList();
for (final IOFile f : soptions.dbpath().children()) {
final String n = f.name();
if (n.endsWith(IO.ZIPSUFFIX)) backups.add(n.substring(0, n.lastIndexOf('.')));
}
return backups;
}
public static synchronized void userRelay() {
PrintWriter out = null;
for (OutputStream o : socketList) {
out = new PrintWriter(o, true);
String input = "";
for (int i = 0; i < nameList.size(); i++) input = input + nameList.get(i) + "*";
out.println("USER " + input);
}
}
/**
* Returns the name of a specific backup, or all backups found for a specific database, in a
* descending order.
*
* @param db database
* @return names of specified backups
*/
public StringList backups(final String db) {
final StringList backups = new StringList();
final IOFile file = soptions.dbpath(db + IO.ZIPSUFFIX);
if (file.exists()) {
backups.add(db);
} else {
final String regex =
db.replaceAll("([" + REGEXCHARS + "])", "\\\\$1") + DateTime.PATTERN + IO.ZIPSUFFIX;
for (final IOFile f : soptions.dbpath().children()) {
final String n = f.name();
if (n.matches(regex)) backups.add(n.substring(0, n.lastIndexOf('.')));
}
}
return backups.sort(Prop.CASE, false);
}
public static String[] split(String s, char regex1, char regex2) {
StringList strList = new StringList();
while (true) {
try {
int index = s.indexOf(regex1);
if (index == -1) break;
s = s.substring(index + 1);
String e = s.substring(0, s.indexOf(regex2));
strList.add(e);
s = s.substring(e.length() + 1);
} catch (StringIndexOutOfBoundsException e) {
break;
}
}
return strList.toArray(new String[strList.size()]);
}
/**
* Adds the names of the database that has been addressed by the argument index. No databases will
* be added if the argument uses glob syntax.
*
* @param db databases
* @param a argument index
* @return {@code false} if database cannot be determined due to glob syntax
*/
protected final boolean databases(final StringList db, final int a) {
// return true if the addressed database argument does not exists
if (args.length <= a || args[a] == null) return true;
final boolean noglob = !args[a].matches(".*[\\?\\*,].*");
if (noglob) db.add(args[a]);
return noglob;
}
/**
* Refreshes the list of recent query files and updates the query path.
*
* @param file new file
*/
void refreshHistory(final IOFile file) {
final StringList sl = new StringList();
String path = null;
if (file != null) {
path = file.path();
gui.gprop.set(GUIProp.WORKPATH, file.dirPath());
sl.add(path);
tabs.setToolTipTextAt(tabs.getSelectedIndex(), path);
}
final String[] qu = gui.gprop.strings(GUIProp.EDITOR);
for (int q = 0; q < qu.length && q < 19; q++) {
final String f = qu[q];
if (!f.equalsIgnoreCase(path) && IO.get(f).exists()) sl.add(f);
}
// store sorted history
gui.gprop.set(GUIProp.EDITOR, sl.toArray());
hist.setEnabled(!sl.isEmpty());
}
/**
* Converts the path to a string array, containing the single segments.
*
* @param path path, or {@code null}
* @return path depth
*/
public static String[] toSegments(final String path) {
final StringList sl = new StringList();
if (path != null) {
final TokenBuilder tb = new TokenBuilder();
for (int s = 0; s < path.length(); s++) {
final char ch = path.charAt(s);
if (ch == '/') {
if (tb.isEmpty()) continue;
sl.add(tb.toString());
tb.reset();
} else {
tb.add(ch);
}
}
if (!tb.isEmpty()) sl.add(tb.toString());
}
return sl.toArray();
}
/**
* Starts the specified class in a separate process.
*
* @param clz class to start
* @param args command-line arguments
* @return reference to a {@link Process} instance representing the started process
*/
public static Process start(final Class<?> clz, final String... args) {
final String[] largs = {
"java",
"-Xmx" + Runtime.getRuntime().maxMemory(),
"-cp",
System.getProperty("java.class.path"),
clz.getName(),
"-D",
};
final StringList sl = new StringList().add(largs).add(args);
try {
return new ProcessBuilder(sl.toArray()).start();
} catch (final IOException ex) {
notexpected(ex);
return null;
}
}
/**
* 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;
}
/**
* Checks if the produced content type matches.
*
* @param http http context
* @return result of check
*/
private boolean produces(final HTTPContext http) {
// return true if no type is given
if (produces.isEmpty()) return true;
// check if any combination matches
for (final String pr : http.produces()) {
for (final String p : produces) {
if (MimeTypes.matches(p, pr)) return true;
}
}
return false;
}
/**
* Checks if the consumed content type matches.
*
* @param http http context
* @return result of check
*/
private boolean consumes(final HTTPContext http) {
// return true if no type is given
if (consumes.isEmpty()) return true;
// return true if no content type is specified by the user
final String ct = http.contentType();
if (ct == null) return true;
// check if any combination matches
for (final String c : consumes) {
if (MimeTypes.matches(c, ct)) return true;
}
return false;
}
public static void main(String[] args) throws IOException {
ServerSocket serverSocket = null;
try {
serverSocket = new ServerSocket(portNumber);
} catch (IOException e) {
System.err.println("Could not listen on port");
System.exit(1);
}
Socket clientSocket = null;
while (active) {
clientSocket = serverSocket.accept();
EchoThread t = new EchoThread(Integer.toString(counter), clientSocket);
nameList.add(t.getUsername());
t.start();
socketList.add(clientSocket.getOutputStream());
userRelay();
counter++;
}
serverSocket.close();
}
/**
* Default constructor.
*
* @param main reference to the main window
*/
public DialogExport(final GUI main) {
super(main, EXPORT);
// create checkboxes
final BaseXBack p = new BaseXBack(new TableLayout(4, 1, 0, 0));
p.add(new BaseXLabel(OUTPUT_DIR + COL, true, true).border(0, 0, 6, 0));
// output label
BaseXBack pp = new BaseXBack(new TableLayout(1, 2, 8, 0));
path = new BaseXTextField(main.gopts.get(GUIOptions.INPUTPATH), this);
pp.add(path.history(GUIOptions.INPUTS, this));
final BaseXButton browse = new BaseXButton(BROWSE_D, this);
browse.addActionListener(
new ActionListener() {
@Override
public void actionPerformed(final ActionEvent e) {
choose();
}
});
pp.add(browse);
p.add(pp);
// provide components for method and encoding
final MainOptions opts = gui.context.options;
final SerializerOptions sopts = opts.get(MainOptions.EXPORTER);
// method (ignore last entry)
final StringList sl = new StringList();
for (final SerialMethod sm : SerialMethod.values()) sl.add(sm.name());
sl.remove(sl.size() - 1);
method = new BaseXCombo(this, sl.finish());
final SerialMethod sm = sopts.get(SerializerOptions.METHOD);
method.setSelectedItem((sm == null ? SerialMethod.BASEX : sm).name());
mparams = new BaseXTextField(this);
mparams.setColumns(24);
final BaseXBack mth = new BaseXBack(new TableLayout(1, 2, 8, 0));
mth.add(method);
mth.add(mparams);
encoding = new BaseXCombo(this, ENCODINGS);
String enc = sopts.get(SerializerOptions.ENCODING);
boolean f = false;
for (final String s : ENCODINGS) f |= s.equals(enc);
if (!f) {
enc = enc.toUpperCase(Locale.ENGLISH);
for (final String s : ENCODINGS) f |= s.equals(enc);
}
encoding.setSelectedItem(f ? enc : sopts.get(SerializerOptions.ENCODING));
params = new BaseXTextField(sopts.toString(), this);
params.setToolTipText(tooltip(SerializerMode.DEFAULT.get()));
pp = new BaseXBack(new TableLayout(3, 2, 16, 6)).border(8, 0, 8, 0);
pp.add(new BaseXLabel(METHOD + COL, true, true));
pp.add(mth);
pp.add(new BaseXLabel(ENCODING + COL, true, true));
pp.add(encoding);
pp.add(new BaseXLabel(PARAMETERS + COL, true, true));
pp.add(params);
p.add(pp);
info = new BaseXLabel(" ").border(8, 0, 0, 0);
p.add(info);
// indentation
set(p, BorderLayout.CENTER);
// buttons
pp = new BaseXBack(new BorderLayout());
buttons = okCancel();
pp.add(buttons, BorderLayout.EAST);
set(pp, BorderLayout.SOUTH);
action(method);
finish(null);
}
/**
* Constructor.
*
* @param args command-line arguments
* @throws IOException I/O exception
*/
public BaseX(final String... args) throws IOException {
super(args);
// create session to show optional login request
session();
console = true;
try {
// loop through all commands
final StringBuilder bind = new StringBuilder();
SerializerOptions sopts = null;
boolean v = false, qi = false, qp = false;
final int os = ops.size();
for (int o = 0; o < os; o++) {
final int c = ops.get(o);
String val = vals.get(o);
if (c == 'b') {
// set/add variable binding
if (bind.length() != 0) bind.append(',');
// commas are escaped by a second comma
val = bind.append(val.replaceAll(",", ",,")).toString();
execute(new Set(MainOptions.BINDINGS, val), false);
} else if (c == 'c') {
// evaluate commands
final IO io = IO.get(val);
String base = ".";
if (io.exists() && !io.isDir()) {
val = io.string();
base = io.path();
}
execute(new Set(MainOptions.QUERYPATH, base), false);
execute(val);
execute(new Set(MainOptions.QUERYPATH, ""), false);
console = false;
} else if (c == 'D') {
// hidden option: show/hide dot query graph
execute(new Set(MainOptions.DOTPLAN, null), false);
} else if (c == 'i') {
// open database or create main memory representation
execute(new Set(MainOptions.MAINMEM, true), false);
execute(new Check(val), verbose);
execute(new Set(MainOptions.MAINMEM, false), false);
} else if (c == 'I') {
// set/add variable binding
if (bind.length() != 0) bind.append(',');
// commas are escaped by a second comma
val = bind.append("=").append(val.replaceAll(",", ",,")).toString();
execute(new Set(MainOptions.BINDINGS, val), false);
} else if (c == 'o') {
// change output stream
if (out != System.out) out.close();
out = new PrintOutput(val);
session().setOutputStream(out);
} else if (c == 'q') {
// evaluate query
execute(new XQuery(val), verbose);
console = false;
} else if (c == 'Q') {
// evaluate file contents or string as query
final IO io = IO.get(val);
String base = ".";
if (io.exists() && !io.isDir()) {
val = io.string();
base = io.path();
}
execute(new Set(MainOptions.QUERYPATH, base), false);
execute(new XQuery(val), verbose);
execute(new Set(MainOptions.QUERYPATH, ""), false);
console = false;
} else if (c == 'r') {
// parse number of runs
execute(new Set(MainOptions.RUNS, Strings.toInt(val)), false);
} else if (c == 'R') {
// toggle query evaluation
execute(new Set(MainOptions.RUNQUERY, null), false);
} else if (c == 's') {
// set/add serialization parameter
if (sopts == null) sopts = new SerializerOptions();
final String[] kv = val.split("=", 2);
sopts.assign(kv[0], kv.length > 1 ? kv[1] : "");
execute(new Set(MainOptions.SERIALIZER, sopts), false);
} else if (c == 't') {
// evaluate query
execute(new Test(val), verbose);
console = false;
} else if (c == 'u') {
// (de)activate write-back for updates
execute(new Set(MainOptions.WRITEBACK, null), false);
} else if (c == 'v') {
// show/hide verbose mode
v ^= true;
} else if (c == 'V') {
// show/hide query info
qi ^= true;
execute(new Set(MainOptions.QUERYINFO, null), false);
} else if (c == 'w') {
// toggle chopping of whitespaces
execute(new Set(MainOptions.CHOP, null), false);
} else if (c == 'x') {
// show/hide xml query plan
execute(new Set(MainOptions.XMLPLAN, null), false);
qp ^= true;
} else if (c == 'X') {
// show query plan before/after query compilation
execute(new Set(MainOptions.COMPPLAN, null), false);
} else if (c == 'z') {
// toggle result serialization
execute(new Set(MainOptions.SERIALIZE, null), false);
}
verbose = qi || qp || v;
}
if (console) console();
} finally {
quit();
}
}
/**
* Reads the configuration file and initializes the project properties. The file is located in the
* project home directory.
*
* @param prop property file extension
*/
protected synchronized void read(final String prop) {
file = new IOFile(HOME + IO.BASEXSUFFIX + prop);
final StringList read = new StringList();
final TokenBuilder err = new TokenBuilder();
if (!file.exists()) {
err.addExt("Saving properties in \"%\"..." + NL, file);
} else {
BufferedReader br = null;
try {
br = new BufferedReader(new FileReader(file.file()));
for (String line; (line = br.readLine()) != null; ) {
line = line.trim();
if (line.isEmpty() || line.charAt(0) == '#') continue;
final int d = line.indexOf('=');
if (d < 0) {
err.addExt("%: \"%\" ignored. " + NL, file, line);
continue;
}
final String val = line.substring(d + 1).trim();
String key = line.substring(0, d).trim();
// extract numeric value in key
int num = 0;
final int ss = key.length();
for (int s = 0; s < ss; ++s) {
if (Character.isDigit(key.charAt(s))) {
num = Integer.parseInt(key.substring(s));
key = key.substring(0, s);
break;
}
}
read.add(key);
final Object entry = props.get(key);
if (entry == null) {
err.addExt("%: \"%\" not found. " + NL, file, key);
} else if (entry instanceof String) {
props.put(key, val);
} else if (entry instanceof Integer) {
props.put(key, Integer.parseInt(val));
} else if (entry instanceof Boolean) {
props.put(key, Boolean.parseBoolean(val));
} else if (entry instanceof String[]) {
if (num == 0) {
props.put(key, new String[Integer.parseInt(val)]);
} else {
((String[]) entry)[num - 1] = val;
}
} else if (entry instanceof int[]) {
((int[]) entry)[num] = Integer.parseInt(val);
}
}
} catch (final Exception ex) {
err.addExt("% could not be parsed." + NL, file);
Util.debug(ex);
} finally {
if (br != null)
try {
br.close();
} catch (final IOException ex) {
}
}
}
// check if all mandatory files have been read
try {
if (err.isEmpty()) {
boolean ok = true;
for (final Field f : getClass().getFields()) {
final Object obj = f.get(null);
if (!(obj instanceof Object[])) continue;
final String key = ((Object[]) obj)[0].toString();
ok &= read.contains(key);
}
if (!ok) err.addExt("Saving properties in \"%\"..." + NL, file);
}
} catch (final IllegalAccessException ex) {
Util.notexpected(ex);
}
if (!err.isEmpty()) {
Util.err(err.toString());
write();
}
}
/**
* Binds the annotated variables.
*
* @param http http context
* @param arg argument array
* @throws QueryException query exception
* @throws IOException I/O exception
*/
void bind(final HTTPContext http, final Expr[] arg) throws QueryException, IOException {
// bind variables from segments
for (int s = 0; s < path.size; s++) {
final Matcher m = TEMPLATE.matcher(path.segment[s]);
if (!m.find()) continue;
final QNm qnm = new QNm(token(m.group(1)), context);
bind(qnm, arg, new Atm(http.segment(s)));
}
// cache request body
final String ct = http.contentType();
IOContent body = null;
if (requestBody != null) {
body = cache(http, null);
try {
// bind request body in the correct format
body.name(http.method + IO.XMLSUFFIX);
bind(requestBody, arg, Parser.item(body, context.context.prop, ct));
} catch (final IOException ex) {
error(INPUT_CONV, ex);
}
}
// bind query parameters
final Map<String, String[]> params = http.params();
for (final RestXqParam rxp : queryParams) bind(rxp, arg, params.get(rxp.key));
// bind form parameters
if (!formParams.isEmpty()) {
if (MimeTypes.APP_FORM.equals(ct)) {
// convert parameters encoded in a form
body = cache(http, body);
addParams(body.toString(), params);
}
for (final RestXqParam rxp : formParams) bind(rxp, arg, params.get(rxp.key));
}
// bind header parameters
for (final RestXqParam rxp : headerParams) {
final StringList sl = new StringList();
final Enumeration<?> en = http.req.getHeaders(rxp.key);
while (en.hasMoreElements()) {
for (final String s : en.nextElement().toString().split(", *")) sl.add(s);
}
bind(rxp, arg, sl.toArray());
}
// bind cookie parameters
final Cookie[] ck = http.req.getCookies();
for (final RestXqParam rxp : cookieParams) {
String v = null;
if (ck != null) {
for (final Cookie c : ck) {
if (rxp.key.equals(c.getName())) v = c.getValue();
}
}
if (v == null) bind(rxp, arg);
else bind(rxp, arg, v);
}
}
public static synchronized boolean containsName(String s) {
return nameList.contains(s);
}
public static synchronized void replaceUser(String old, String s) {
if (nameList.remove(old) == null) System.err.println("Invalid user removal");
nameList.add(s);
userRelay();
}
@Override
protected final void parseArgs() throws IOException {
ops = new IntList();
vals = new StringList();
final MainParser arg = new MainParser(this);
while (arg.more()) {
final char c;
String v = null;
if (arg.dash()) {
c = arg.next();
if (c == 'd') {
// activate debug mode
Prop.debug = true;
} else if (c == 'b'
|| c == 'c'
|| c == 'C'
|| c == 'i'
|| c == 'I'
|| c == 'o'
|| c == 'q'
|| c == 'r'
|| c == 's'
|| c == 't' && local()) {
// options followed by a string
v = arg.string();
} else if (c == 'D' && local()
|| c == 'u' && local()
|| c == 'R'
|| c == 'v'
|| c == 'V'
|| c == 'w'
|| c == 'x'
|| c == 'X'
|| c == 'z') {
// options to be toggled
v = "";
} else if (!local()) {
// client options: need to be set before other options
if (c == 'n') {
// set server name
context.soptions.set(StaticOptions.HOST, arg.string());
} else if (c == 'p') {
// set server port
context.soptions.set(StaticOptions.PORT, arg.number());
} else if (c == 'P') {
// specify password
context.soptions.set(StaticOptions.PASSWORD, arg.string());
} else if (c == 'U') {
// specify user name
context.soptions.set(StaticOptions.USER, arg.string());
} else {
throw arg.usage();
}
} else {
throw arg.usage();
}
} else {
v = arg.string().trim();
// interpret as command file if input string ends with command script suffix
c = v.endsWith(IO.BXSSUFFIX) ? 'c' : 'Q';
}
if (v != null) {
ops.add(c);
vals.add(v);
}
}
}
/**
* Adds items to the specified list.
*
* @param value value
* @param name name
* @param list list to add values to
* @throws QueryException HTTP exception
*/
private void strings(final Value value, final QNm name, final StringList list)
throws QueryException {
final long vs = value.size();
for (int v = 0; v < vs; v++) list.add(toString(value.itemAt(v), name));
}