springcloud demo启动报错

2019-04-15 15:16:11.968 ERROR 8540 --- [ntLoopGroup-2-1] c.c.t.t.n.h.NettyClientRetryHandler : NettyClientRetryHandler - exception .

java.lang.NoSuchMethodError: io.netty.buffer.ByteBufInputStream.(Lio/netty/buffer/ByteBuf;Z)V
at com.codingapi.txlcn.txmsg.netty.handler.ObjectSerializerDecoder.decode(ObjectSerializerDecoder.java:40)
at com.codingapi.txlcn.txmsg.netty.handler.ObjectSerializerDecoder.decode(ObjectSerializerDecoder.java:31)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:89)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:242)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:847)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
at java.lang.Thread.run(Thread.java:748)

从 com.codingapi.txlcn.txmsg.netty.handler.ObjectSerializerDecoder.java:40 开始，检查 springcloud demo 使用的依赖项。重现启动失败并追踪涉及的 Netty 版本；当 demo 不再引发报告的 NoSuchMethodError 时，即表示完成。

由索引模型根据 Issue 内容生成。