duplicated block id: 1
size: 7 cleaned lines of code
in 2 files:
 - jetcache-core/src/main/java/com/alicp/jetcache/support/Fastjson2KeyConvertor.java (18:26)
 - jetcache-core/src/main/java/com/alicp/jetcache/support/FastjsonKeyConvertor.java (18:26)