2017-05-29 73 views
0

嗨我試圖從Kotlin的REPL啓動一個簡單的JavaFx應用程序來顯示圖表。java.awt.HeadlessException從Kotlin啓動JavaFX應用程序REPL

啓動的應用程序是簡單的代碼,但我得到一個

java.awt.HeadlessException 
at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204) 
at java.awt.Window.<init>(Window.java:536) 
at java.awt.Frame.<init>(Frame.java:420) 
at javax.swing.JFrame.<init>(JFrame.java:233) 
at com.github.lwhite1.tablesaw.plotting.fx.FxPlot.getJfxPanel(FxPlot.java:13) 
at com.github.lwhite1.tablesaw.api.plot.Pareto.initAndShowGUI(Pareto.java:65) 
at com.github.lwhite1.tablesaw.api.plot.Pareto.lambda$show$1(Pareto.java:41) 
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311) 
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756) 
at java.awt.EventQueue.access$500(EventQueue.java:97) 
at java.awt.EventQueue$3.run(EventQueue.java:709) 
at java.awt.EventQueue$3.run(EventQueue.java:703) 
at java.security.AccessController.doPrivileged(Native Method) 
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76) 
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726) 
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201) 
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) 
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) 
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) 
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) 
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82) 

谷歌搜索,我發現參考這個命令,我跑:

System.setProperty("java.awt.headless", "false") 

真正

但問題仍然存在,並且使用Swing獲得相同的錯誤。我如何從REPL顯示GUI對象?

謝謝。

回答

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