Ejemplo n.º 1
0
  /** Saves the displayed text. */
  private void save() {
    final BaseXFileChooser fc =
        new BaseXFileChooser(SAVE_AS, gui.gopts.get(GUIOptions.WORKPATH), gui).suffix(IO.XMLSUFFIX);

    final IO file = fc.select(Mode.FSAVE);
    if (file == null) return;
    gui.gopts.set(GUIOptions.WORKPATH, file.path());

    gui.cursor(CURSORWAIT, true);
    final MainOptions opts = gui.context.options;
    final int mh = opts.get(MainOptions.MAXHITS);
    opts.set(MainOptions.MAXHITS, -1);
    opts.set(MainOptions.CACHEQUERY, false);

    try (final PrintOutput out = new PrintOutput(file.toString())) {
      if (cmd != null) {
        cmd.execute(gui.context, out);
      } else if (ns != null) {
        ns.serialize(Serializer.get(out));
      } else {
        final byte[] txt = text.getText();
        for (final byte t : txt) if (t < 0 || t > ' ' || ws(t)) out.write(t);
      }
    } catch (final IOException ex) {
      BaseXDialog.error(gui, Util.info(FILE_NOT_SAVED_X, file));
    } finally {
      opts.set(MainOptions.MAXHITS, mh);
      opts.set(MainOptions.CACHEQUERY, true);
      gui.cursor(CURSORARROW, true);
    }
  }
Ejemplo n.º 2
0
 /**
  * Returns a serializer for the given output stream. Optional output declarations within the query
  * will be included in the serializer instance.
  *
  * @param os output stream
  * @return serializer instance
  * @throws IOException query exception
  * @throws QueryException query exception
  */
 public Serializer getSerializer(final OutputStream os) throws IOException, QueryException {
   compile();
   try {
     return Serializer.get(os, qc.serParams());
   } catch (final QueryIOException ex) {
     throw ex.getCause();
   }
 }
Ejemplo n.º 3
0
 private void sendResponse(long requestId, Object value, Class<?> declaredType)
     throws IOException {
   DataOutputStream out = newFlusher();
   out.writeByte(RESPONSE);
   out.writeLong(requestId);
   if (value == null) {
     out.writeBoolean(false);
   } else {
     out.writeBoolean(true);
     Class<?> clazz = value.getClass();
     out.writeUTF(clazz.getName());
     Serializer<Object> s = serializerFor(clazz, declaredType);
     s.serialize(out, value);
   }
   out.writeBoolean(false);
   out.flush();
 }
Ejemplo n.º 4
0
 @Override
 public void plan(final Serializer ser) throws IOException {
   ser.emptyElement(
       this,
       DATA,
       token(ictx.data.meta.name),
       MIN,
       token(ind.min),
       MAX,
       token(ind.max),
       TYP,
       token(ind.type.toString()));
 }
Ejemplo n.º 5
0
 /**
  * Serializes the specified nodes.
  *
  * @param n nodes to display
  */
 private void setText(final DBNodes n) {
   if (visible()) {
     try {
       final ArrayOutput ao = new ArrayOutput();
       ao.setLimit(gui.gopts.get(GUIOptions.MAXTEXT));
       if (n != null) n.serialize(Serializer.get(ao));
       setText(ao);
       cmd = null;
       ns = ao.finished() ? n : null;
     } catch (final IOException ex) {
       Util.debug(ex);
     }
   } else {
     home.setEnabled(gui.context.data() != null);
   }
 }
Ejemplo n.º 6
0
 static Object fastDeser(DataInputOutput in, Serializer serializer, int expectedSize)
     throws IOException, ClassNotFoundException {
   // we should propably copy data for deserialization into separate buffer and pass it to
   // Serializer
   // but to make it faster, Serializer will operate directly on top of buffer.
   // and we check that it readed correct number of bytes.
   int origAvail = in.available();
   if (origAvail == 0)
     throw new InternalError(); // is backed up by byte[] buffer, so there should be always avail
                                // bytes
   Object ret = serializer.deserialize(in);
   // check than valueSerializer did not read more bytes, if yes it readed bytes from next record
   int readed = origAvail - in.available();
   if (readed > expectedSize)
     throw new IOException("Serializer readed more bytes than is record size.");
   else if (readed != expectedSize) {
     // deserializer did not readed all bytes, unussual but valid.
     // Skip some to get into correct position
     for (int ii = 0; ii < expectedSize - readed; ii++) in.readUnsignedByte();
   }
   return ret;
 }
Ejemplo n.º 7
0
  @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);
  }
Ejemplo n.º 8
0
  /**
   * Evaluates the specified query.
   *
   * @param query query
   * @return success flag
   */
  final boolean query(final String query) {
    final Performance p = new Performance();
    String error;
    if (exception != null) {
      error = Util.message(exception);
    } else {
      try {
        long hits = 0;
        final boolean run = options.get(MainOptions.RUNQUERY);
        final boolean serial = options.get(MainOptions.SERIALIZE);
        final int runs = Math.max(1, options.get(MainOptions.RUNS));
        for (int r = 0; r < runs; ++r) {
          // reuse existing processor instance
          if (r != 0) qp = null;
          qp(query, context);
          parse(p);
          if (r == 0) plan(false);

          qp.compile();
          info.compiling += p.time();
          if (r == 0) plan(true);
          if (!run) continue;

          final PrintOutput po = r == 0 && serial ? out : new NullOutput();
          try (final Serializer ser = qp.getSerializer(po)) {
            if (maxResults >= 0) {
              result = qp.cache(maxResults);
              info.evaluating += p.time();
              result.serialize(ser);
              hits = result.size();
            } else {
              hits = 0;
              final Iter ir = qp.iter();
              info.evaluating += p.time();
              for (Item it; (it = ir.next()) != null; ) {
                ser.serialize(it);
                ++hits;
                checkStop();
              }
            }
          }
          qp.close();
          info.serializing += p.time();
        }
        // dump some query info
        // out.flush();

        // remove string list if global locking is used and if query is updating
        if (soptions.get(StaticOptions.GLOBALLOCK) && qp.updating) {
          info.readLocked = null;
          info.writeLocked = null;
        }
        return info(info.toString(qp, out.size(), hits, options.get(MainOptions.QUERYINFO)));

      } catch (final QueryException | IOException ex) {
        exception = ex;
        error = Util.message(ex);
      } catch (final ProcException ex) {
        error = INTERRUPTED;
      } catch (final StackOverflowError ex) {
        Util.debug(ex);
        error = BASX_STACKOVERFLOW.desc;
      } catch (final RuntimeException ex) {
        extError("");
        Util.debug(info());
        throw ex;
      } finally {
        // close processor after exceptions
        if (qp != null) qp.close();
      }
    }
    return extError(error);
  }