2025-02-27 16:39:43 [INFO] /home/lkp/rpmbuild/BUILD/apache-ftpserver-1.1.4/core/src/main/java/org/apache/ftpserver/config/spring/ServerBeanDefinitionParser.java: Some input files use unchecked or unsafe operations.
2025-02-27 16:39:43 [INFO] /home/lkp/rpmbuild/BUILD/apache-ftpserver-1.1.4/core/src/main/java/org/apache/ftpserver/config/spring/ServerBeanDefinitionParser.java: Recompile with -Xlint:unchecked for details.
2025-02-27 16:39:43 [INFO] -------------------------------------------------------------
2025-02-27 16:39:43 [ERROR] COMPILATION ERROR :
2025-02-27 16:39:43 [INFO] -------------------------------------------------------------
2025-02-27 16:39:43 [ERROR] /home/lkp/rpmbuild/BUILD/apache-ftpserver-1.1.4/core/src/main/java/org/apache/ftpserver/impl/FtpIoSession.java:[61,8] org.apache.ftpserver.impl.FtpIoSession is not abstract and does not override abstract method isServer() in org.apache.mina.core.session.IoSession
2025-02-27 16:39:43 [INFO] 1 error
2025-02-27 16:39:43 [INFO] -------------------------------------------------------------
2025-02-27 16:39:43 [INFO]
2025-02-27 16:39:43 [INFO] ------------------------------------------------------------------------
2025-02-27 16:39:43 [INFO] Skipping Apache FtpServer Parent
2025-02-27 16:39:43 [INFO] This project has been banned from the build due to previous failures.
2025-02-27 16:39:43 [INFO] ------------------------------------------------------------------------
2025-02-27 16:39:43 [INFO] ------------------------------------------------------------------------
2025-02-27 16:39:43 [INFO] Reactor Summary:
2025-02-27 16:39:43 [INFO]
2025-02-27 16:39:43 [INFO] Apache FtpServer Parent 1.1.4 ...................... SUCCESS [ 0.549 s]
2025-02-27 16:39:43 [INFO] Apache Ftplet API .................................. SUCCESS [ 12.044 s]
2025-02-27 16:39:43 [INFO] Apache FtpServer Core .............................. FAILURE [ 1.773 s]
2025-02-27 16:39:43 [INFO] FtpServer OSGi Ftplet service example .............. SKIPPED
2025-02-27 16:39:43 [INFO] FtpServer OSGi Spring-DM example ................... SKIPPED
2025-02-27 16:39:43 [INFO] Apache FtpServer Examples 1.1.4 .................... SKIPPED
2025-02-27 16:39:43 [INFO] ------------------------------------------------------------------------
2025-02-27 16:39:43 [INFO] BUILD FAILURE
2025-02-27 16:39:43 [INFO] ------------------------------------------------------------------------
2025-02-27 16:39:43 [INFO] Total time: 15.811 s
2025-02-27 16:39:43 [INFO] Finished at: 2025-02-27T16:39:43+08:00
2025-02-27 16:39:43 [INFO] ------------------------------------------------------------------------
2025-02-27 16:39:43 [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.8.0:compile (default-compile) on project ftpserver-core: Compilation failure
2025-02-27 16:39:43 [ERROR] /home/lkp/rpmbuild/BUILD/apache-ftpserver-1.1.4/core/src/main/java/org/apache/ftpserver/impl/FtpIoSession.java:[61,8] org.apache.ftpserver.impl.FtpIoSession is not abstract and does not override abstract method isServer() in org.apache.mina.core.session.IoSession
2025-02-27 16:39:43 [ERROR] -> [Help 1]

看了下，应该是apache-mina-2.0.x和mina-ftpserver不兼容，我的问题，之前没验证好
https://github.com/apache/mina-ftpserver/issues/28

可能还是得升级到2.1.x版本