Exemplo n.º 1
0
 @Override
 public final boolean eq(
     final Item it, final Collation coll, final StaticContext sc, final InputInfo ii)
     throws QueryException {
   return it.type.isUntyped()
       ? coll == null
           ? Token.eq(string(), it.string(ii))
           : coll.compare(string(), it.string(ii)) == 0
       : it.eq(this, coll, sc, ii);
 }
Exemplo n.º 2
0
 @Override
 public final int diff(final Item it, final Collation coll, final InputInfo ii)
     throws QueryException {
   return it.type.isUntyped()
       ? coll == null ? Token.diff(string(), it.string(ii)) : coll.compare(string(), it.string(ii))
       : -it.diff(this, coll, ii);
 }
Exemplo n.º 3
0
  /**
   * Adds the specified entry to the output stream.
   *
   * @param entry entry descriptor
   * @param con contents
   * @param out output archive
   * @param level default compression level
   * @throws QueryException query exception
   * @throws IOException I/O exception
   */
  private void add(final Item entry, final Item con, final ArchiveOut out, final int level)
      throws QueryException, IOException {

    // create new zip entry
    final String name = string(entry.string(info));
    if (name.isEmpty()) ARCH_EMPTY.thrw(info);
    final ZipEntry ze = new ZipEntry(name);
    String en = null;

    // compression level
    byte[] lvl = null;
    if (entry instanceof ANode) {
      final ANode el = (ANode) entry;
      lvl = el.attribute(Q_LEVEL);

      // last modified
      final byte[] mod = el.attribute(Q_LAST_MOD);
      if (mod != null) {
        try {
          ze.setTime(new Int(new Dtm(mod, info)).itr());
        } catch (final QueryException qe) {
          ARCH_DATETIME.thrw(info, mod);
        }
      }

      // encoding
      final byte[] enc = el.attribute(Q_ENCODING);
      if (enc != null) {
        en = string(enc);
        if (!Charset.isSupported(en)) ARCH_ENCODING.thrw(info, enc);
      }
    }

    // data to be compressed
    byte[] val = checkStrBin(con);
    if (con instanceof AStr && en != null && en != Token.UTF8) val = encode(val, en);

    try {
      out.level(lvl == null ? level : toInt(lvl));
    } catch (final IllegalArgumentException ex) {
      ARCH_LEVEL.thrw(info, lvl);
    }
    out.write(ze, val);
  }
Exemplo n.º 4
0
  @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());
    }
  }
Exemplo n.º 5
0
 /**
  * Checks if the specified item is a string or binary item.
  *
  * @param it item to be checked
  * @return byte array
  * @throws QueryException query exception
  */
 protected final byte[] toBytes(final Item it) throws QueryException {
   if (checkNoEmpty(it).type.isStringOrUntyped()) return it.string(info);
   if (it instanceof Bin) return ((Bin) it).binary(info);
   throw STRBIN_X_X.get(info, it.type, it);
 }
Exemplo n.º 6
0
 /**
  * Checks if the specified item is a boolean. Returns the boolean or throws an exception.
  *
  * @param it item be checked
  * @return boolean
  * @throws QueryException query exception
  */
 protected final boolean toBoolean(final Item it) throws QueryException {
   final Type ip = checkNoEmpty(it, AtomType.BLN).type;
   if (ip == AtomType.BLN) return it.bool(info);
   if (ip.isUntyped()) return Bln.parse(it.string(info), info);
   throw castError(it, AtomType.BLN, info);
 }
Exemplo n.º 7
0
 /**
  * Checks if the specified non-empty item is a string. Returns its value as token or throws an
  * exception.
  *
  * @param it item to be checked
  * @return token
  * @throws QueryException query exception
  */
 protected final byte[] toToken(final Item it) throws QueryException {
   final Type ip = it.type;
   if (ip.isStringOrUntyped()) return it.string(info);
   throw it instanceof FItem ? FIATOM_X.get(info, it.type) : castError(it, AtomType.STR, info);
 }