Table of contents
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Chapter 1, Tomcat download and installation
1.1) Introduction to Tomcat
①Tomcat is a core project of Apache, jointly developed by Apache, Sun and some other companies and individuals.
②Tomcat server is a free and open source web lightweight application server, which is the first choice for developing and debugging JSP programs.
③Tomcat actually runs JSP pages and Servlets. Like Web servers such as IIS, Tomcat has the function of processing HTML pages. In addition, it is also a Servlet and JSP container. The independent Servlet container is the default mode of Tomcat.
1.2) Official website download
Tomcat official website download address: Official website download address
①Enter the official website: Select Tomcat9
②Select Windows version 64-bit
③Decompress and use directly after downloading, pay attention to the decompression path is best not in the C
drive
Chapter 2, Tomcat configuration environment variables
2.1) Windows environment variable configuration
①Win+E to open the manager –> This computer –> Properties
②Choose advanced system settings ③Choose
environment variables ④Create
new system variables ⑤Enter the variable name and the file path
downloaded and installed before, click OK %CATALINA_HOME%\bin
2.2) Verify that the Tomcat configuration is successful
Win+R, enter cmd and press Enter, and then enter startup.bat in the DOS window and press Enter.
The following interface appears to indicate success
2.3) Error resolution
①If an error occurs or it passes by in a flash, it may be that the default port number 8080 is occupied.
You can modify the port number in server.xml
② Modify the access port
Use Notepad or WordPad to open the file, find "Connector port=8080" in the file, change "8080" to the desired port number, save it, and restart the Tomcat server
Chapter 3, IDEA integrates Tomcat
3.1) Open the IDEA development tool
①Add Configuration—>click the plus sign—>find Tomcat server—>click local
②Select the Tomcat file location
③Put the project into a war package: select Department—>click the plus sign—>select Artifact—>Apply—>ok
3.2) Run Tomcat
④Click the green triangle to run, Tomcat can be used in IDEA
