@Override
protected Object filterOutboundMessage(Object msg) {
if (msg instanceof DatagramPacket) {
DatagramPacket p = (DatagramPacket) msg;
ByteBuf content = p.content();
if (isSingleDirectBuffer(content)) {
return p;
}
return new DatagramPacket(newDirectBuffer(p, content), p.recipient());
}
if (msg instanceof ByteBuf) {
ByteBuf buf = (ByteBuf) msg;
if (isSingleDirectBuffer(buf)) {
return buf;
}
return newDirectBuffer(buf);
}
if (msg instanceof AddressedEnvelope) {
@SuppressWarnings("unchecked")
AddressedEnvelope<Object, SocketAddress> e = (AddressedEnvelope<Object, SocketAddress>) msg;
if (e.content() instanceof ByteBuf) {
ByteBuf content = (ByteBuf) e.content();
if (isSingleDirectBuffer(content)) {
return e;
}
return new DefaultAddressedEnvelope<ByteBuf, SocketAddress>(
newDirectBuffer(e, content), e.recipient());
}
}
throw new UnsupportedOperationException(
"unsupported message type: " + StringUtil.simpleClassName(msg) + EXPECTED_TYPES);
}
