private static FilterChainContext obtainProtocolChainContext(
final FilterChainContext ctx, final FilterChain completeProtocolFilterChain) {
final FilterChainContext newFilterChainContext =
completeProtocolFilterChain.obtainFilterChainContext(
ctx.getConnection(),
ctx.getStartIdx() + 1,
completeProtocolFilterChain.size(),
ctx.getFilterIdx() + 1);
newFilterChainContext.setAddressHolder(ctx.getAddressHolder());
newFilterChainContext.setMessage(ctx.getMessage());
newFilterChainContext.getInternalContext().setIoEvent(ctx.getInternalContext().getIoEvent());
ctx.getConnection().setProcessor(completeProtocolFilterChain);
return newFilterChainContext;
}