无法将项目facet Dynamic Web Module的版本更改为3.0? [英] Cannot change version of project facet Dynamic Web Module to 3.0?
问题描述
src / test / java
和 src / test / resources
。此外,我更改了Java Build Path中的库以获取JavaSE-1.7。这一切都可以到这里。 当我尝试更改项目方面动态Web模块时出了问题。我在同一个地方将Java更改为1.7。它仍然告诉我,不能将项目facet Dynamic Web Module的版本更改为3.0。
我已经改变了所有会影响变化的想法。
我更新了我的 web.xml
$ b $
xmlns:xsi =http:// www.w3.org/2001/XMLSchema-instance
xsi:schemaLocation =http://java.sun.com/xml/ns/javaee
http://java.sun.com/ xml / ns / javaee / web-app_3_0.xsd
version =3.0>
< display-name> Servlet 3.0 Web应用< / display-name>
< / web-app>
然后只需 Maven - >更新项目...
I am using maven to create a dynamic webapp in Eclipse. I added some folders like src/test/java
and src/test/resources
. Also I changed the library in Java Build Path to obtain the JavaSE-1.7. It's all OK up to here.
When I tried to change the Projects Facet Dynamic Web Module something went wrong. I had change the Java to 1.7 in the same place. And it still told me, cannot change version of project facet Dynamic Web Module to 3.0.
I have changed everything that would effect the changing I think.
I updated my web.xml
<web-app xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">
<display-name>Servlet 3.0 Web Application</display-name>
</web-app>
and then just Maven -> Update Project ...
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