Exception in thread "main" java.lang.NoClassDefFoundError: org/eclipse/jetty/server/SessionManager

at com.jfinal.server.ServerFactory.getServer(ServerFactory.java:44)

at com.jfinal.core.JFinal.start(JFinal.java:156)

at com.jfinal.weixin.demo.WeixinConfig.main(WeixinConfig.java:132)

Caused by: java.lang.ClassNotFoundException: org.eclipse.jetty.server.SessionManager

at java.net.URLClassLoader$1.run(URLClassLoader.java:372)

at java.net.URLClassLoader$1.run(URLClassLoader.java:361)

at java.security.AccessController.doPrivileged(Native Method)

at java.net.URLClassLoader.findClass(URLClassLoader.java:360)

at java.lang.ClassLoader.loadClass(ClassLoader.java:424)

at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)

at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

... 3 more