Ubuntu上解决JSP兼容性问题的实用步骤
一 环境对齐与版本匹配
java -version、javac -versionsudo apt update && sudo apt install openjdk-11-jdksudo systemctl status tomcat9、curl http://localhost:8080二 部署结构与依赖校验
/var/lib/tomcat9/webapps/your_app//var/lib/tomcat9/webapps/your_app/WEB-INF/lib/sudo chown -R tomcat:tomcat /var/lib/tomcat9/webapps/your_app/sudo chmod -R 755 /var/lib/tomcat9/webapps/your_app/sudo systemctl restart tomcat9三 编码统一避免中文乱码
<%@ page contentType="text/html;charset=UTF-8" pageEncoding="UTF-8" %><meta charset="UTF-8"><Connector> 增加:
URIEncoding="UTF-8"jdbc:mysql://localhost:3306/db?useUnicode=true&characterEncoding=UTF-8四 连接器与JSP引擎配置
web.xml 包含:
<servlet>
<servlet-name>jsp</servlet-name>
<servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class>
<load-on-startup>3</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>jsp</servlet-name>
<url-pattern>*.jsp</url-pattern>
<url-pattern>*.jspx</url-pattern>
</servlet-mapping>
<Connector> 中按需优化与明确协议与编码:
<Connector port="8080" protocol="HTTP/1.1"
connectionTimeout="20000"
redirectPort="8443"
URIEncoding="UTF-8" />
五 日志定位与网络连通
tail -f /var/log/tomcat9/catalina.outcurl http://localhost:8080/your_app/sudo ufw allow 8080六 跨平台一致性与长期方案
FROM tomcat:9.0-jre11
COPY ./myapp /usr/local/tomcat/webapps/
EXPOSE 8080
CMD ["catalina.sh", "run"]
docker build -t my-jsp-app .docker run -p 8080:8080 my-jsp-app