idea代码出现Usage of API documented as @since 1.8+ less... (Ctrl+F1)
问题：
Usage of API documented as @since 1.8+ less... (Ctrl+F1)
This inspection finds all usages of methods that have @since tag in their documentation. This may be useful when development is performed under newer SDK version as the target platform for production
Error:(96, 80) java: -source 1.7 中不支持 lambda 表达式
(请使用 -source 8 或更高版本以启用 lambda 表达式)
解决方法：
在Idea中，按 shift+Ctrl+Alt+s出现如下图：
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