seckill-rocketmq
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TaXueWWL
seckill-rocketmq-基于RocketMQ-电商高并发场景实战
Bumps [fastjson](https://github.com/alibaba/fastjson) from 1.2.58 to 1.2.83. Release notes Sourced from fastjson's releases. FASTJSON 1.2.83版本发布（安全修复） 这是一个安全修复版本，修复最近收到在特定场景下可以绕过autoType关闭限制的漏洞，建议fastjson用户尽快采取安全措施保障系统安全。 安全修复方案 ：https://github.com/alibaba/fastjson/wiki/security_update_20220523 Issues 安全加固 修复JDK17下setAccessible报错的问题 #4077 下载 https://repo1.maven.org/maven2/com/alibaba/fastjson/1.2.83/ 文档 https://github.com/alibaba/fastjson/wiki/%E5%B8%B8%E8%A7%81%E9%97%AE%E9%A2%98 源码 https://github.com/alibaba/fastjson/tree/1.2.83 fastjson 1.2.79版本发布，BUG修复 这又是一个bug...
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Bumps [fastjson](https://github.com/alibaba/fastjson) from 1.2.58 to 1.2.83. Release notes Sourced from fastjson's releases. FASTJSON 1.2.83版本发布（安全修复） 这是一个安全修复版本，修复最近收到在特定场景下可以绕过autoType关闭限制的漏洞，建议fastjson用户尽快采取安全措施保障系统安全。 安全修复方案 ：https://github.com/alibaba/fastjson/wiki/security_update_20220523 Issues 安全加固 修复JDK17下setAccessible报错的问题 #4077 下载 https://repo1.maven.org/maven2/com/alibaba/fastjson/1.2.83/ 文档 https://github.com/alibaba/fastjson/wiki/%E5%B8%B8%E8%A7%81%E9%97%AE%E9%A2%98 源码 https://github.com/alibaba/fastjson/tree/1.2.83 fastjson 1.2.79版本发布，BUG修复 这又是一个bug...
Bumps [guava](https://github.com/google/guava) from 26.0-jre to 29.0-jre. Release notes Sourced from guava's releases. 29.0 Maven <dependency> <groupId>com.google.guava</groupId> <artifactId>guava</artifactId> <version>29.0-jre</version> <!-- or, for Android: --> <version>29.0-android</version> </dependency> Javadoc 29.0-jre 29.0-android JDiff 29.0-jre...
Bumps [guava](https://github.com/google/guava) from 26.0-jre to 29.0-jre. Release notes Sourced from guava's releases. 29.0 Maven <dependency> <groupId>com.google.guava</groupId> <artifactId>guava</artifactId> <version>29.0-jre</version> <!-- or, for Android: --> <version>29.0-android</version> </dependency> Javadoc 29.0-jre 29.0-android JDiff 29.0-jre...
Bumps [guava](https://github.com/google/guava) from 26.0-jre to 29.0-jre. Release notes Sourced from guava's releases. 29.0 Maven <dependency> <groupId>com.google.guava</groupId> <artifactId>guava</artifactId> <version>29.0-jre</version> <!-- or, for Android: --> <version>29.0-android</version> </dependency> Javadoc 29.0-jre 29.0-android JDiff 29.0-jre...
 redisTemplate.opsForValue().decrement(prodId,number) 1、利用redis的原子性减库存 会更合适吧 2、这里的预减库存，多个jvm实例的情况下，synchronized应该是没有锁住的，是用类似redisson 分布式锁来控制
 1、如果是系统启动的时候就加载了，那么 后台新增了秒杀活动，关联了新的商品， 那这个数据该如何去同步更新redis数据呢 是删除缓存，再刷新一次吗 还是 谢谢
Bumps [junit](https://github.com/junit-team/junit4) from 4.11 to 4.13.1. Release notes Sourced from junit's releases. JUnit 4.13.1 Please refer to the release notes for details. JUnit 4.13 Please refer to the release notes...
 where is the implement method of this interface?
Bumps [jackson-databind](https://github.com/FasterXML/jackson) from 2.10.0.pr1 to 2.12.6.1. Commits See full diff in compare view [](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores) Dependabot will resolve any conflicts with this PR as long as you don't alter...