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docToolchain / diagrams.net-intellij-plugin

An IntelliJ plugin which allows you to edit diagrams.net (formerly known as draw.io) diagrams directly in IntelliJ!
https://plugins.jetbrains.com/plugin/15635-diagrams-net-integration
Apache License 2.0
128 stars 16 forks source link

Icon-related NPE with IntelliJ 2023.3.2 #275

Open hho opened 7 months ago

hho commented 7 months ago

When opening a project with the plugin active, I get the following exception:

Unhandled exception in [CoroutineName(com.intellij.ui.IconCalculatingService), StandaloneCoroutine{Cancelling}@60a6a3af, Dispatchers.Default]

java.lang.NullPointerException: Cannot invoke "javax.imageio.metadata.IIOMetadata.getAsTree(String)" because the return value of "javax.imageio.ImageReader.getImageMetadata(int)" is null
    at de.docs_as_co.intellij.plugin.drawio.DiagramsFileUtil$Companion.isDiagramsFile(DiagramsFileUtil.kt:70)
    at de.docs_as_co.intellij.plugin.drawio.icons.DiagramsEditorIconProvider.getIcon(DiagramsEditorIconProvider.kt:15)
    at com.intellij.util.PsiIconUtil.getProvidersIcon(PsiIconUtil.kt:20)
    at com.intellij.psi.impl.ElementBase.doComputeIconNow(ElementBase.java:98)
    at com.intellij.psi.impl.ElementBase.lambda$computeIconNow$3(ElementBase.java:94)
    at com.intellij.util.AstLoadingFilter.disallowTreeLoading(AstLoadingFilter.java:129)
    at com.intellij.util.AstLoadingFilter.disallowTreeLoading(AstLoadingFilter.java:118)
    at com.intellij.psi.impl.ElementBase.computeIconNow(ElementBase.java:94)
    at com.intellij.psi.impl.ElementBase.lambda$static$0(ElementBase.java:45)
    at com.intellij.ui.DeferredIconImpl.evaluate(DeferredIconImpl.kt:290)
    at com.intellij.ui.DeferredIconImpl$scheduleCalculationIfNeeded$1$result$1$1.invoke(DeferredIconImpl.kt:226)
    at com.intellij.ui.DeferredIconImpl$scheduleCalculationIfNeeded$1$result$1$1.invoke(DeferredIconImpl.kt:226)
    at com.intellij.openapi.application.rw.InternalReadAction.insideReadAction(InternalReadAction.kt:108)
    at com.intellij.openapi.application.rw.InternalReadAction.access$insideReadAction(InternalReadAction.kt:16)
    at com.intellij.openapi.application.rw.InternalReadAction$tryReadCancellable$2.invoke(InternalReadAction.kt:95)
    at com.intellij.openapi.application.rw.InternalReadAction$tryReadCancellable$2.invoke(InternalReadAction.kt:94)
    at com.intellij.openapi.application.rw.CancellableReadActionKt$cancellableReadActionInternal$1.invoke$lambda$1$lambda$0(cancellableReadAction.kt:38)
    at com.intellij.openapi.application.impl.ApplicationImpl.tryRunReadAction(ApplicationImpl.java:1075)
    at com.intellij.openapi.application.rw.CancellableReadActionKt$cancellableReadActionInternal$1.invoke$lambda$1(cancellableReadAction.kt:36)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtilService.runActionAndCancelBeforeWrite(ProgressIndicatorUtilService.java:73)
    at com.intellij.openapi.progress.util.ProgressIndicatorUtils.runActionAndCancelBeforeWrite(ProgressIndicatorUtils.java:128)
    at com.intellij.openapi.application.rw.CancellableReadActionKt$cancellableReadActionInternal$1.invoke(cancellableReadAction.kt:34)
    at com.intellij.openapi.progress.CoroutinesKt.blockingContextInner(coroutines.kt:321)
    at com.intellij.openapi.progress.CoroutinesKt.blockingContext(coroutines.kt:310)
    at com.intellij.openapi.application.rw.CancellableReadActionKt.cancellableReadActionInternal(cancellableReadAction.kt:31)
    at com.intellij.openapi.application.rw.InternalReadAction.tryReadCancellable(InternalReadAction.kt:94)
    at com.intellij.openapi.application.rw.InternalReadAction.tryReadAction(InternalReadAction.kt:78)
    at com.intellij.openapi.application.rw.InternalReadAction.readLoop(InternalReadAction.kt:65)
    at com.intellij.openapi.application.rw.InternalReadAction.access$readLoop(InternalReadAction.kt:16)
    at com.intellij.openapi.application.rw.InternalReadAction$runReadAction$4.invokeSuspend(InternalReadAction.kt:44)
    at com.intellij.openapi.application.rw.InternalReadAction$runReadAction$4.invoke(InternalReadAction.kt)
    at com.intellij.openapi.application.rw.InternalReadAction$runReadAction$4.invoke(InternalReadAction.kt)
    at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:78)
    at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:167)
    at kotlinx.coroutines.BuildersKt.withContext(Unknown Source)
    at com.intellij.openapi.application.rw.InternalReadAction.runReadAction(InternalReadAction.kt:40)
    at com.intellij.openapi.application.rw.PlatformReadWriteActionSupport.executeReadAction(PlatformReadWriteActionSupport.kt:38)
    at com.intellij.openapi.application.ReadWriteActionSupport.executeReadAction$default(ReadWriteActionSupport.kt:15)
    at com.intellij.openapi.application.CoroutinesKt.constrainedReadAction(coroutines.kt:58)
    at com.intellij.openapi.application.CoroutinesKt.readAction(coroutines.kt:25)
    at com.intellij.ui.DeferredIconImpl$scheduleCalculationIfNeeded$1$invokeSuspend$$inlined$evaluateDeferred$1.invokeSuspend(IconDeferrerImpl.kt:109)
    at com.intellij.ui.DeferredIconImpl$scheduleCalculationIfNeeded$1$invokeSuspend$$inlined$evaluateDeferred$1.invoke(IconDeferrerImpl.kt)
    at com.intellij.ui.DeferredIconImpl$scheduleCalculationIfNeeded$1$invokeSuspend$$inlined$evaluateDeferred$1.invoke(IconDeferrerImpl.kt)
    at kotlinx.coroutines.intrinsics.UndispatchedKt.startUndispatchedOrReturn(Undispatched.kt:78)
    at kotlinx.coroutines.BuildersKt__Builders_commonKt.withContext(Builders.common.kt:167)
    at kotlinx.coroutines.BuildersKt.withContext(Unknown Source)
    at com.intellij.ui.DeferredIconImpl$scheduleCalculationIfNeeded$1.invokeSuspend(DeferredIconImpl.kt:386)
    at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:33)
    at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:108)
    at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:584)
    at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:793)
    at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:697)
    at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:684)
    Suppressed: kotlinx.coroutines.internal.DiagnosticCoroutineContextException: [CoroutineName(com.intellij.ui.IconCalculatingService), StandaloneCoroutine{Cancelled}@60a6a3af, Dispatchers.Default]