JRuby+SWT。无法在Amazon服务器上执行应用程序

Question

NameError: missing class or uppercase package name (`org.eclipse.swt.widgets.Display')
  get_proxy_or_package_under_package at org/jruby/javasupport/JavaUtilities.java:54
                      method_missing at file:/tmp/jruby222146559887633660extract/jruby-core-complete-1.7.10.jar!/jruby/java/java_package_module_template.rb:14
                             Widgets at jar:file:/home/user/test.jar!/gems/swt-0.18/lib/swt/minimal.rb:12
                                 Swt at jar:file:/home/user/test.jar!/gems/swt-0.18/lib/swt/minimal.rb:11
                              (root) at jar:file:/home/user/test.jar!/gems/swt-0.18/lib/swt/minimal.rb:6
                             require at org/jruby/RubyKernel.java:1083
                              (root) at jar:file:/tmp/jruby222146559887633660extract/jruby-stdlib-complete-1.7.10.jar!/META-INF/jruby.home/lib/ruby/shared/rubygems/core_ext/kernel_require.rb:1
                             require at jar:file:/tmp/jruby222146559887633660extract/jruby-stdlib-complete-1.7.10.jar!/META-INF/jruby.home/lib/ruby/shared/rubygems/core_ext/kernel_require.rb:55
                             require at org/jruby/RubyKernel.java:1083
                              (root) at jar:file:/home/user/test.jar!/gems/swt-0.18/lib/swt.rb:2
                              (root) at ./main.rb:2
                                load at org/jruby/RubyKernel.java:1099
                              (root) at jar:file:/tmp/jruby222146559887633660extract/jruby-stdlib-complete-1.7.10.jar!/META-INF/jruby.home/lib/ruby/shared/rubygems/core_ext/kernel_require.rb:1
                             require at org/jruby/RubyKernel.java:1083
                             require at jar:file:/tmp/jruby222146559887633660extract/jruby-stdlib-complete-1.7.10.jar!/META-INF/jruby.home/lib/ruby/shared/rubygems/core_ext/kernel_require.rb:135
                              (root) at file:/home/user/test.jar!/META-INF/main.rb:1
error: org.jruby.embed.EvalFailedException: (NameError) missing class or uppercase package name (`org.eclipse.swt.widgets.Display')

有人已经面临这个错误了吗？