Пример #1
0
 /**
  * Pools the specified <tt>RawPacket</tt> in order to avoid future allocations and to reduce the
  * effects of garbage collection.
  *
  * @param pkt the <tt>RawPacket</tt> to be offered to {@link #rawPacketPool}
  */
 private void poolRawPacket(RawPacket pkt) {
   pkt.setBuffer(null);
   pkt.setFlags(0);
   pkt.setLength(0);
   pkt.setOffset(0);
   rawPacketPool.offer(pkt);
 }
Пример #2
0
  /**
   * Creates a new <tt>RawPacket</tt> from a specific <tt>DatagramPacket</tt> in order to have this
   * instance receive its packet data through its {@link #read(byte[], int, int)} method. Returns an
   * array of <tt>RawPacket</tt> with the created packet as its first element (and <tt>null</tt> for
   * the other elements).
   *
   * <p>Allows extenders to intercept the packet data and possibly filter and/or modify it.
   *
   * @param datagramPacket the <tt>DatagramPacket</tt> containing the packet data
   * @return an array of <tt>RawPacket</tt> containing the <tt>RawPacket</tt> which contains the
   *     packet data of the specified <tt>DatagramPacket</tt> as its first element.
   */
  protected RawPacket[] createRawPacket(DatagramPacket datagramPacket) {
    RawPacket[] pkts = rawPacketArrayPool.poll();
    if (pkts == null) pkts = new RawPacket[1];

    RawPacket pkt = rawPacketPool.poll();
    if (pkt == null) pkt = new RawPacket();

    pkt.setBuffer(datagramPacket.getData());
    pkt.setFlags(0);
    pkt.setLength(datagramPacket.getLength());
    pkt.setOffset(datagramPacket.getOffset());

    pkts[0] = pkt;
    return pkts;
  }