我只是通过 Windows 上的说明运行: https ://developers.google.com/web-toolkit/gettingstarted
$ ./webAppCreator -out MyWebApp com.mycompany.mywebapp.MyWebApp
java.lang.NoClassDefFoundError: com/google/gwt/user/tools/WebAppCreator
Caused by: java.lang.ClassNotFoundException: com.google.gwt.user.tools.WebAppCreator
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
Could not find the main class: com.google.gwt.user.tools.WebAppCreator. Program will exit.
Exception in thread "main"