对Jedis源码分析的一些记录
redis的RESP协议
- For Simple Strings the first byte of the reply is “+”
- For Errors the first byte of the reply is “-“
- For Integers the first byte of the reply is “:”
- For Bulk Strings the first byte of the reply is “$”
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For Arrays the first byte of the reply is “*”
- 这些字符可以直接赋值给byte，字符编码绝对不会超过128
#jedis底层会处理”-“开头的错误码，而且抛出错，但是不是JedisConnectionException
#关于什么时候jedis会抛出JedisConnectionException