使用netty时IllegalReferenceCountException
io.netty.util.IllegalReferenceCountException: refCnt: 0, decrement: 1
at io.netty.buffer.AbstractReferenceCountedByteBuf.release0(AbstractReferenceCountedByteBuf.java:101)
at io.netty.buffer.AbstractReferenceCountedByteBuf.release(AbstractReferenceCountedByteBuf.java:89)
at io.netty.util.ReferenceCountUtil.release(ReferenceCountUtil.java:84)
at io.netty.buffer.AbstractReferenceCountedByteBuf.release0(AbstractReferenceCountedByteBuf.java:101)
at io.netty.buffer.AbstractReferenceCountedByteBuf.release(AbstractReferenceCountedByteBuf.java:89)
at io.netty.util.ReferenceCountUtil.release(ReferenceCountUtil.java:84)
at com.netty.test.DiscardServerHandler.channelRead(DiscardServerHandler.java:24)
解决：
将super注释调就正确了