Esempio n. 1
0
  /**
   * Creates an XQuery representation for the specified table query.
   *
   * @param filter filter terms
   * @param cols filter columns
   * @param elem element flag
   * @param name name of root element
   * @param root root flag
   * @return query
   */
  public static String findTable(
      final StringList filter,
      final TokenList cols,
      final BoolList elem,
      final byte[] name,
      final boolean root) {

    final TokenBuilder tb = new TokenBuilder();
    final int is = filter.size();
    for (int i = 0; i < is; ++i) {
      final String[] spl = split(filter.get(i));
      for (final String s : spl) {
        final byte[] term = trim(replace(token(s), '"', ' '));
        if (term.length == 0) continue;
        tb.add('[');

        final boolean elm = elem.get(i);
        tb.add(elm ? ".//" : "@");
        tb.add("*:");
        tb.add(cols.get(i));

        if (term[0] == '<' || term[0] == '>') {
          tb.add(term[0]);
          tb.addLong(calcNum(substring(term, 1)));
        } else {
          tb.add(" contains text \"");
          tb.add(term);
          tb.add('"');
        }
        tb.add(']');
      }
    }
    return tb.isEmpty() ? "/" : (root ? "/" : "") + Axis.DESCORSELF + "::*:" + string(name) + tb;
  }
Esempio n. 2
0
    @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)));
    }
Esempio n. 3
0
  /**
   * 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();
    }
  }