Esempio n. 1
0
  /**
   * Encodes given object to a byte array and returns flags that describe the type of serialized
   * object.
   *
   * @param obj Object to serialize.
   * @param out Output stream to which object should be written.
   * @return Serialization flags.
   * @throws GridException If JDK serialization failed.
   */
  private int encodeObj(Object obj, ByteArrayOutputStream out) throws GridException {
    int flags = 0;

    byte[] data = null;

    if (obj instanceof String) {
      data = ((String) obj).getBytes();
    } else if (obj instanceof Boolean) {
      data = new byte[] {(byte) ((Boolean) obj ? '1' : '0')};

      flags |= BOOLEAN_FLAG;
    } else if (obj instanceof Integer) {
      data = U.intToBytes((Integer) obj);

      flags |= INT_FLAG;
    } else if (obj instanceof Long) {
      data = U.longToBytes((Long) obj);

      flags |= LONG_FLAG;
    } else if (obj instanceof Date) {
      data = U.longToBytes(((Date) obj).getTime());

      flags |= DATE_FLAG;
    } else if (obj instanceof Byte) {
      data = new byte[] {(Byte) obj};

      flags |= BYTE_FLAG;
    } else if (obj instanceof Float) {
      data = U.intToBytes(Float.floatToIntBits((Float) obj));

      flags |= FLOAT_FLAG;
    } else if (obj instanceof Double) {
      data = U.longToBytes(Double.doubleToLongBits((Double) obj));

      flags |= DOUBLE_FLAG;
    } else if (obj instanceof byte[]) {
      data = (byte[]) obj;

      flags |= BYTE_ARR_FLAG;
    } else {
      jdkMarshaller.marshal(obj, out);

      flags |= SERIALIZED_FLAG;
    }

    if (data != null) out.write(data, 0, data.length);

    return flags;
  }
Esempio n. 2
0
  /** {@inheritDoc} */
  @Override
  public ByteBuffer encode(GridNioSession ses, GridClientMessage msg)
      throws IOException, GridException {
    assert msg != null;

    if (msg instanceof GridTcpRestPacket) return encodeMemcache((GridTcpRestPacket) msg);
    else if (msg == PING_MESSAGE) return ByteBuffer.wrap(PING_PACKET);
    else {
      byte[] data = marshaller.marshal(msg);

      assert data.length > 0;

      ByteBuffer res = ByteBuffer.allocate(data.length + 5);

      res.put(GRIDGAIN_REQ_FLAG);
      res.put(U.intToBytes(data.length));
      res.put(data);

      res.flip();

      return res;
    }
  }