提供了一些简单实用的工具类，如下：
| tools | description | 描述 | documents |
|---|---|---|---|
| CamelliaCompressor | compress utils | 解压缩工具类 | QUICK START |
| CamelliaEncryptor | encrypt utils | 加解密工具类 | QUICK START |
| CamelliaLoadingCache | local loading cache utils | 本地缓存（loading-cache）工具类 | QUICK START |
| CamelliaLocalCache | local cache utils | 本地缓存工具类 | QUICK START |
| CamelliaHashedExecutor | thread pool utils with hash policy | 基于哈希策略的线程池 | QUICK START |
| CamelliaDynamicIsolationExecutor | thread pool utils with dynamic isolation to fast/slow tasks | 基于任务快慢自动隔离的线程池 | QUICK START |
| CamelliaCircuitBreaker | circuit breaker utils | 熔断器 | QUICK START |
| CamelliaRedisLock CamelliaRedisLockManager |
distribution lock | 分布式锁 | QUICK START |
| CamelliaCounterCache | counter cache | 计数器缓存 | QUICK START |
| CamelliaFreq | freq utils, both support local/redis | 频控工具类 | QUICK START |
| CamelliaMergeTask CamelliaMergeTaskExecutor |
merge task executor | 并发场景下的任务合并执行器 | QUICK START |
| CamelliaStatistics CamelliaStatisticsManager |
statistics utils | 统计工具类 | QUICK START |