再把之前的maven工程删掉时，出现了如下错误：
Could not delete D:/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/platform/WEB-INF/lib
解决办法是：
右键tomcat—》clean即可
Could not delete D:/workspace/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/platform/WEB-INF/lib
1 Min Read