报错信息：
java.lang.NullPointerException: Cannot invoke "com.intellij.psi.PsiClass.getQualifiedName()" because "psiClass" is null
at cn.bigcoder.plugin.objecthelper.generator.idl.ThriftIDLGenerator.generateStructCode(ThriftIDLGenerator.java:49)
at cn.bigcoder.plugin.objecthelper.generator.idl.ThriftIDLGenerator.processAssociateClass(ThriftIDLGenerator.java:101)
at cn.bigcoder.plugin.objecthelper.generator.idl.ThriftIDLGenerator.generateStructCode(ThriftIDLGenerator.java:57)
at cn.bigcoder.plugin.objecthelper.generator.idl.ThriftIDLGenerator.generate(ThriftIDLGenerator.java:39)
at cn.bigcoder.plugin.objecthelper.action.ClassToThriftIDLAction.actionPerformed(ClassToThriftIDLAction.java:27)
at com.intellij.openapi.actionSystem.ex.ActionUtil.doPerformActionOrShowPopup(ActionUtil.java:333)
at com.intellij.openapi.actionSystem.ex.ActionUtil.lambda$performActionDumbAwareWithCallbacks$4(ActionUtil.java:307)
at com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareWithCallbacks(ActionUtil.java:356)
at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAwareWithCallbacks(ActionUtil.java:307)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.lambda$performAction$5(ActionMenuItem.java:299)
at com.intellij.openapi.wm.impl.FocusManagerImpl.runOnOwnContext(FocusManagerImpl.java:225)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.performAction(ActionMenuItem.java:292)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.lambda$new$0(ActionMenuItem.java:67)
at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1972)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.lambda$fireActionPerformed$4(ActionMenuItem.java:114)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:105)
at com.intellij.openapi.application.TransactionGuardImpl.performUserActivity(TransactionGuardImpl.java:94)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:114)
at com.intellij.ui.plaf.beg.BegMenuItemUI.doClick(BegMenuItemUI.java:526)
at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:558)
at java.desktop/java.awt.Component.processMouseEvent(Component.java:6656)
at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3385)
at java.desktop/java.awt.Component.processEvent(Component.java:6421)
at java.desktop/java.awt.Container.processEvent(Container.java:2266)
at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5026)
at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854)
at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4948)
at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4575)
at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4516)
at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2310)
at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2804)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:790)
at java.desktop/java.awt.EventQueue$3.run(EventQueue.java:739)
at java.desktop/java.awt.EventQueue$3.run(EventQueue.java:731)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:763)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:761)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:760)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.kt:666)
at com.intellij.ide.IdeEventQueue.dispatchMouseEvent(IdeEventQueue.kt:614)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.kt:569)
at com.intellij.ide.IdeEventQueue.access$_dispatchEvent(IdeEventQueue.kt:68)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1$1.compute(IdeEventQueue.kt:349)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1$1.compute(IdeEventQueue.kt:348)
at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:787)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1.invoke(IdeEventQueue.kt:348)
at com.intellij.ide.IdeEventQueue$dispatchEvent$processEventRunnable$1$1.invoke(IdeEventQueue.kt:343)
at com.intellij.ide.IdeEventQueueKt.performActivity$lambda$1(IdeEventQueue.kt:994)
at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:113)
at com.intellij.ide.IdeEventQueueKt.performActivity(IdeEventQueue.kt:994)
at com.intellij.ide.IdeEventQueue.dispatchEvent$lambda$4(IdeEventQueue.kt:343)
at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:831)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.kt:385)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)