Hello,
I’m using the latest Sonar Lint release for Eclipse and receive sometimes an NPE if open the rule via the hover in the editor.
Spring Tool Suite 4
Version: 4.4.0.CI-B1961
Build Id: 201908211948
OS: Linux, v.5.0.0-25-generic, x86_64 / gtk 3.24.8, WebKit 2.24.2
Java version: 12.0.1
Unable to open rule description view
java.lang.NullPointerException
at org.sonarlint.eclipse.ui.internal.views.RuleDescriptionWebView.open(RuleDescriptionWebView.java:287)
at org.sonarlint.eclipse.ui.internal.views.RuleDescriptionWebView.setInput(RuleDescriptionWebView.java:261)
at org.sonarlint.eclipse.ui.internal.markers.ShowRuleDescriptionMarkerResolver.run(ShowRuleDescriptionMarkerResolver.java:53)
at org.eclipse.jdt.internal.ui.text.correction.proposals.MarkerResolutionProposal.apply(MarkerResolutionProposal.java:55)
at org.eclipse.jdt.internal.ui.text.java.hover.AbstractAnnotationHover$AnnotationInformationControl.apply(AbstractAnnotationHover.java:569)
at org.eclipse.jdt.internal.ui.text.java.hover.AbstractAnnotationHover$AnnotationInformationControl.access$2(AbstractAnnotationHover.java:546)
at org.eclipse.jdt.internal.ui.text.java.hover.AbstractAnnotationHover$AnnotationInformationControl$5.widgetSelected(AbstractAnnotationHover.java:540)
at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:252)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
at org.eclipse.swt.widgets.Display.sendEvent(Display.java:5618)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1405)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1431)
at org.eclipse.swt.widgets.Widget.sendSelectionEvent(Widget.java:1565)
at org.eclipse.swt.widgets.Link.gtk_button_release_event(Link.java:394)
at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:2227)
at org.eclipse.swt.widgets.Control.windowProc(Control.java:6846)
at org.eclipse.swt.widgets.Display.windowProc(Display.java:5842)
at org.eclipse.swt.internal.gtk.GTK._gtk_main_do_event(Native Method)
at org.eclipse.swt.internal.gtk.GTK.gtk_main_do_event(GTK.java:4154)
at org.eclipse.swt.widgets.Display.eventProc(Display.java:1474)
at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method)
at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:1603)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:4404)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1160)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1049)
at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:633)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:557)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:150)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:567)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:660)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:597)
at org.eclipse.equinox.launcher.Main.run(Main.java:1468)