lock4j-spring-boot-starter 2.1.0 Release Overview
lock4j-spring-boot-starter is a Spring Boot distributed lock library that provides simple yet powerful locking capabilities with support for Redisson, RedisTemplate, and Zookeeper, and the 2.1.0 release adds global configuration, executor enhancements, default priority ordering, and both declarative and programmatic usage options.
lock4j-spring-boot-starter is a distributed lock component that aims to be simple yet feature‑rich and highly extensible.
It supports multiple back‑ends such as Redisson, RedisTemplate, and Zookeeper, and can be mixed or extended.
2.1.0
feat: added Lock4jProperties for global configuration of lock expiration, acquisition timeout, default executor, etc.
update: renamed the lockClient parameter in the Lock4j annotation to executor.
update: added support for custom lock executors and method‑level executor configuration.
update: changed lock executor to a singleton.
remove: deleted the lockType parameter from the Lock4j annotation.
remove: deleted the keyBuilder parameter (custom keyBuilder requires implementing LockKeyBuilder and declaring as a Spring bean).
fix: fixed ClassNotFoundException when lockExecutor class is missing.
feat: added default executor priority order redisson > redisTemplate > zookeeper when no executor is specified.
remove: deleted the LockFailureStrategy parameter from the annotation (custom failure handling requires implementing LockFailureStrategy and declaring as a bean).
feat: supports declarative @Lock4j and programmatic @Autowired LockTemplate usage.
Features
Simple to use, powerful, and highly extensible.
Supports Redisson, RedisTemplate, and Zookeeper; can be mixed and extended.
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