Denis Golovin created JBIDE-21067: ------------------------------------- Summary: Error Log view is polluted with NullPointerExceptions when debugging JavaScript with ChromeDevTools Key: JBIDE-21067 URL: https://issues.jboss.org/browse/JBIDE-21067 Project: Tools (JBoss Tools) Issue Type: Feature Request Components: common/jst/core Affects Versions: 4.3.0.Final, 4.4.0.Alpha1 Reporter: Denis Golovin When debugging JavaScript with ChromeDevTools for Java it creates special project inside current workspace and populate it with .js files using eclipse file system (EFS) API. IReource instance for .js file inside project returns null if requested for location through IResource.getLocation() method. null is valid return value according to JavaDoc for the method. Now JBossTools code fails with NullPointerException and pollutes Error Log View {code} java.lang.NullPointerException at org.jboss.tools.common.model.util.EclipseResourceUtil.createObjectForResource(EclipseResourceUtil.java:368) at org.jboss.tools.jst.web.ui.navigator.XContentProvider.hasChildren(XContentProvider.java:96) at org.eclipse.ui.internal.navigator.extensions.SafeDelegateTreeContentProvider.hasChildren(SafeDelegateTreeContentProvider.java:112) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.callNormalHasChildren(NavigatorContentServiceContentProvider.java:444) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.access$4(NavigatorContentServiceContentProvider.java:439) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider$3.run(NavigatorContentServiceContentProvider.java:407) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.hasChildren(NavigatorContentServiceContentProvider.java:392) at org.eclipse.ui.internal.navigator.NavigatorContentServiceContentProvider.hasChildren(NavigatorContentServiceContentProvider.java:436) at org.eclipse.jface.viewers.AbstractTreeViewer.isExpandable(AbstractTreeViewer.java:2124) at org.eclipse.jface.viewers.TreeViewer.isExpandable(TreeViewer.java:538) at org.eclipse.jface.viewers.AbstractTreeViewer.isExpandable(AbstractTreeViewer.java:2162) at org.eclipse.jface.viewers.AbstractTreeViewer.updatePlus(AbstractTreeViewer.java:2844) at org.eclipse.jface.viewers.TreeViewer.updatePlus(TreeViewer.java:786) at org.eclipse.jface.viewers.AbstractTreeViewer.createTreeItem(AbstractTreeViewer.java:840) at org.eclipse.jface.viewers.AbstractTreeViewer.lambda$0(AbstractTreeViewer.java:816) at org.eclipse.jface.viewers.AbstractTreeViewer$$Lambda$43/10378869.run(Unknown Source) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:791) at org.eclipse.jface.viewers.TreeViewer.createChildren(TreeViewer.java:596) at org.eclipse.jface.viewers.AbstractTreeViewer.createChildren(AbstractTreeViewer.java:762) at org.eclipse.jface.viewers.AbstractTreeViewer.handleTreeExpand(AbstractTreeViewer.java:1489) at org.eclipse.jface.viewers.TreeViewer.handleTreeExpand(TreeViewer.java:882){code} -- This message was sent by Atlassian JIRA (v6.4.11#64026)