我有一个使用RXTXComm和Jasper iReports的Java项目。当我从Netbeans将其构建到/ dist时，它与dist / lib文件夹一起正常工作。但是，当我将它变成一个胖（或超级）罐子时，它运行良好，并在Jasper报表创建过程中引发以下错误并冻结。
java.util.logging.ErrorManager: 5
Handler.reportError caught:
Exception in thread "AWT-EventQueue-0" java.lang.ExceptionInInitializerError
at net.sf.jasperreports.engine.fill.JRBaseFiller.<init>(JRBaseFiller.java:110)
at net.sf.jasperreports.engine.fill.JRVerticalFiller.<init>(JRVerticalFiller.java:69)
at net.sf.jasperreports.engine.fill.JRVerticalFiller.<init>(JRVerticalFiller.java:57)
at net.sf.jasperreports.engine.fill.JRFiller.createBandReportFiller(JRFiller.java:200)
at net.sf.jasperreports.engine.fill.JRFiller.createReportFiller(JRFiller.java:215)
at net.sf.jasperreports.engine.fill.JRFiller.fill(JRFiller.java:115)
at net.sf.jasperreports.engine.JasperFillManager.fill(JasperFillManager.java:667)
at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:983)
at Views.SellingInvoice.printReport(SellingInvoice.java:1905)
at Views.PaymentMethods.doSave(PaymentMethods.java:874)
at Views.PaymentMethods.btn_payment_methods_saveActionPerformed(PaymentMethods.java:469)
at Views.PaymentMethods.access$000(PaymentMethods.java:36)
at Views.PaymentMethods$1.actionPerformed(PaymentMethods.java:144)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6533)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6298)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
at java.awt.Container.dispatchEventImpl(Container.java:2280)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
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:80)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
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)
Exception in thread "AWT-EventQueue-0"
Exception: net.sf.jasperreports.engine.JRRuntimeException thrown from the UncaughtExceptionHandler in thread "AWT-EventQueue-0"
为了便于记录，我将rxtx.dll与jar或exe一起使用，以便使该部分正常工作。我担心的是，只有胖子无法与Jasper一起使用。 感谢您的帮助。