问题一： Server Tomcat v7.0 Server at localhost failed to start.
问题二： Several ports (8005, 8080, 8009) required by Tomcat v7.0 Server at localhost are already in use. The server may already be running in another process, or a system process may be using the port. To start this server you will need to stop the other process or change the port number(s).
可以在控制台里用“netstat -abn”命令查看正在运行的程序所占用的端口以及相关信息：
解决：禁止手动开启Tomcat，eclipse会启动Tomcat
