netty学习网站

1、http://www.coderli.com/netty4-hello-world

      http://my.oschina.net/jamaly/blog/272385

      http://czj4451.iteye.com/blog/2106590

      http://www.iflym.com/index.php/category/java-programe

      http://blog.csdn.net/zxhoo/article/details/17577865

      System.out.println("可用字节数"+out.readableBytes()+"16进制:"+ ByteBufUtil.hexDump(out).replaceAll("\\w{2}(?!$)", "$0 "));