XMLInputFactory Error - Using StAX in Java Plugin
Answered
I am attempting to use StAX in a plugin that I am developing. However, when I try to make an instance of XMLInputFactory I get the below error.
XMLInputFactory factory = XMLInputFactory.newInstance();
javax.xml.stream.FactoryConfigurationError: Provider com.ctc.wstx.stax.WstxInputFactory not found
at javax.xml.stream.XMLInputFactory.newInstance(Unknown Source)
at com.company.plugin.structure.CPSettingsConfigurable.setContentFromConfig(CPSettingsConfigurable.java:100)
at com.company.plugin.structure.CPSettingsConfigurable.createComponent(CPSettingsConfigurable.java:50)
at com.intellij.openapi.options.ex.ConfigurableWrapper.createComponent(ConfigurableWrapper.java:155)
at com.intellij.openapi.options.ex.ConfigurableCardPanel.lambda$createConfigurableComponent$0(ConfigurableCardPanel.java:73)
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:970)
at com.intellij.openapi.application.ReadAction.compute(ReadAction.java:57)
at com.intellij.openapi.options.ex.ConfigurableCardPanel.createConfigurableComponent(ConfigurableCardPanel.java:69)
at com.intellij.openapi.options.ex.ConfigurableCardPanel.create(ConfigurableCardPanel.java:55)
at com.intellij.openapi.options.newEditor.ConfigurableEditor$1.create(ConfigurableEditor.java:57)
at com.intellij.openapi.options.newEditor.ConfigurableEditor$1.create(ConfigurableEditor.java:54)
at com.intellij.ui.CardLayoutPanel.createValue(CardLayoutPanel.java:87)
at com.intellij.ui.CardLayoutPanel.select(CardLayoutPanel.java:115)
at com.intellij.ui.CardLayoutPanel.lambda$null$0(CardLayoutPanel.java:131)
at com.intellij.openapi.application.TransactionGuardImpl$2.run(TransactionGuardImpl.java:315)
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.doRun(LaterInvocator.java:435)
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.runNextEvent(LaterInvocator.java:419)
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.run(LaterInvocator.java:403)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:764)
at java.awt.EventQueue.access$500(EventQueue.java:98)
at java.awt.EventQueue$3.run(EventQueue.java:715)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:734)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:729)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:678)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:373)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:109)
at java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:190)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:235)
at java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:233)
at java.security.AccessController.doPrivileged(Native Method)
at java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:233)
at java.awt.Dialog.show(Dialog.java:1077)
at com.intellij.openapi.ui.impl.DialogWrapperPeerImpl$MyDialog.show(DialogWrapperPeerImpl.java:706)
at com.intellij.openapi.ui.impl.DialogWrapperPeerImpl.show(DialogWrapperPeerImpl.java:437)
at com.intellij.openapi.ui.DialogWrapper.invokeShow(DialogWrapper.java:1682)
at com.intellij.openapi.ui.DialogWrapper.show(DialogWrapper.java:1631)
at com.intellij.openapi.options.newEditor.SettingsDialog.lambda$show$0(SettingsDialog.java:73)
at com.intellij.openapi.application.TransactionGuardImpl.runSyncTransaction(TransactionGuardImpl.java:88)
at com.intellij.openapi.application.TransactionGuardImpl.submitTransactionAndWait(TransactionGuardImpl.java:153)
at com.intellij.openapi.options.newEditor.SettingsDialog.show(SettingsDialog.java:73)
at com.intellij.ide.actions.ShowSettingsUtilImpl.showSettingsDialog(ShowSettingsUtilImpl.java:84)
at com.intellij.ide.actions.ShowSettingsAction.perform(ShowSettingsAction.java:54)
at com.intellij.ide.actions.ShowSettingsAction.actionPerformed(ShowSettingsAction.java:41)
at com.intellij.openapi.actionSystem.ex.ActionUtil$1.run(ActionUtil.java:261)
at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAware(ActionUtil.java:278)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.lambda$actionPerformed$0(ActionMenuItem.java:292)
at com.intellij.openapi.wm.impl.FocusManagerImpl.runOnOwnContext(FocusManagerImpl.java:283)
at com.intellij.openapi.wm.impl.IdeFocusManagerImpl.runOnOwnContext(IdeFocusManagerImpl.java:107)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.actionPerformed(ActionMenuItem.java:282)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.lambda$fireActionPerformed$0(ActionMenuItem.java:111)
at com.intellij.openapi.application.TransactionGuardImpl.runSyncTransaction(TransactionGuardImpl.java:88)
at com.intellij.openapi.application.TransactionGuardImpl.lambda$submitTransaction$1(TransactionGuardImpl.java:111)
at com.intellij.openapi.application.TransactionGuardImpl.submitTransaction(TransactionGuardImpl.java:120)
at com.intellij.openapi.application.TransactionGuard.submitTransaction(TransactionGuard.java:121)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:111)
at com.intellij.ui.plaf.beg.BegMenuItemUI.doClick(BegMenuItemUI.java:524)
at com.intellij.ui.plaf.beg.BegMenuItemUI.access$300(BegMenuItemUI.java:35)
at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:546)
at java.awt.Component.processMouseEvent(Component.java:6550)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3325)
at java.awt.Component.processEvent(Component.java:6315)
at java.awt.Container.processEvent(Container.java:2239)
at java.awt.Component.dispatchEventImpl(Component.java:4899)
at java.awt.Container.dispatchEventImpl(Container.java:2297)
at java.awt.Component.dispatchEvent(Component.java:4721)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4904)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4535)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4476)
at java.awt.Container.dispatchEventImpl(Container.java:2283)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4721)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:766)
at java.awt.EventQueue.access$500(EventQueue.java:98)
at java.awt.EventQueue$3.run(EventQueue.java:715)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:84)
at java.awt.EventQueue$4.run(EventQueue.java:739)
at java.awt.EventQueue$4.run(EventQueue.java:737)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:74)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:736)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:729)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:674)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:373)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:205)
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)
I have been able to find some information about this online, including someone with a similar question (https://intellij-support.jetbrains.com/hc/en-us/community/posts/206132019-Using-StAX-in-Java-5-plugin?input_string=XMLInputFactory ) but unfortuunately none of it has helped me.
I would like to use javax.xml.stream.XMLInputFactory and not com.ctc.wstx.stax.WstxInputFactory. How do I go about this?
I have been able to pinpoint that it is the plugin java-gradle-plugin that causes the problem (see my build.gradle below). Does it change the classpath?
plugins {
id 'java'
id 'org.jetbrains.intellij' version '0.4.9'
id 'java-gradle-plugin'
}
...
Please sign in to leave a comment.
I have updated the question since figuring out that the plugin java-gradle-plugin causes this error to appear. If I do not include it in my build.gradle, then XMLInputFactory works fine. Why is this and how do I go about fixing it? Thank you.
I recommend you to copy code from [JDOMUtil](https://github.com/JetBrains/intellij-community/blob/50dad46e47402f029c4aab96086208caf9f90432/platform/util/src/com/intellij/openapi/util/JDOMUtil.java#L44) See `XML_INPUT_FACTORY`. Or just use JDOMUtil to load XML :)
Thanks Vladimir. I managed to avoid this issue by adding the gradle plugin as a dependency instead.