maven project变为和web project目录结构一样

创建maven工程

1.勾选 create a simple…
maven project变为和web project目录结构一样
2.
maven project变为和web project目录结构一样

将该项目的jdk改为1.7或者更高

1.右键工程->Java Build Path->选中JRE System Library 并remove
maven project变为和web project目录结构一样
2.点击Add Library->选中JRE System Library
maven project变为和web project目录结构一样
maven project变为和web project目录结构一样
finish,点击apply
maven project变为和web project目录结构一样

3.选择Java compiler
maven project变为和web project目录结构一样

修改Project Facet

1.勾选java,apply
maven project变为和web project目录结构一样
2.勾选Dynamic Web Moudle,点击下方的Further configuration avalible…
maven project变为和web project目录结构一样
更改web目录,并勾选web.xml
maven project变为和web project目录结构一样

apply->ok

OK了

maven project变为和web project目录结构一样
index.jsp有错误,是因为没有导入maven依赖包。