博客推荐：Java Annotated Monthly 2016-11-2 (Updated at 2018-5-19 ) Java Annotated Monthly 来自IntelliJ IDEA团队的Java社区每月动态汇编。💯 java reading list blog Related Posts The if-else Control Flow Using Optional Why @Mock Annotated Object Is Null Java Generics, Bounded Wildcards and PECS