Open idea, click File - "Open, select the file you want to import and click OK to open, then pop up a window with the version of jdk, to close;
1, the configuration jdk version
Click Project Structure icon
Configuration jdk version installed on your computer
2, configuration items structure
Click Project Settings -> Modules
3, was added in a jar Tomcat
After successfully added Click Apply
4. Add a Web module
Click Facets -> Web
Select your current project, click OK
Add your project web folder
Click Apply - "OK to complete
Check if added successfully
5, configure Tomcat
Run-->Edit Configurations
Find Tomcat Server, click Local
Select Tomact version
Select Artifacts
选择Web Application:Exploded--》From Modules
Click OK
Is there something under examination output root, the following steps have ignored, not to add
Add Module Output point output module
If you have the following two files Click OK to the next step
If there appears to explain the success of the war exploded, click Apply - "OK done!
Check for the following icon, and no red cross, you can run the Tomcat server
6, open the jsp file, not error on the success of friends
About jsp file can not be opened, prompting Please, configure Web Facet first!
Click on the link https://blog.csdn.net/malz_zh/article/details/85098356 , people writing solution