The type java.util.Comparator cannot be resolved. It is indirectly referenced from required .class files
1、錯誤描述：
源項目編譯環境爲jdk1.7
後來換成了jdk1.8
Myeclipse編譯器報錯：Java the type java.util.comparator cannot resolved it is indirectly referenced from required .class files
出錯位置爲PriorityQueue<Point> queue =new PriorityQueue<Point>();
提示錯誤爲:Java the type java.util.comparator cannot resolved it is indirectly referenced from required .class
2、解決方法：
右鍵項目-》build path-》configure build -》Libraries-》add Library-》添加新的jre(不是jdk，是jre)
本人默認配置的jre6版本的，更換成了jre7，成功解決該錯誤；
3、參考鏈接：
https://stackoverflow.com/questions/31956269/the-type-java-util-comparator-cannot-be-resolved
