Bug 40136 NPE in junit view [JUnit]
I got the following exception running build 200307090800 on SR5. Again no steps to reproduce. java.lang.NullPointerException at java.lang.Throwable.<init>(Throwable.java) at java.lang.Throwable.<init>(Throwable.java) at java.lang.NullPointerException.<init>(NullPointerException.java:63) at org.eclipse.jdt.internal.junit.ui.HierarchyRunView.handleDoubleClick(HierarchyRunView.java:339) at org.eclipse.jdt.internal.junit.ui.HierarchyRunView$3.mouseDoubleClick(HierarchyRunView.java:332) at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1383) at org.eclipse.ui.internal.Workbench.run(Workbench.java:1366) at org.eclipse.core.internal.boot.InternalBootLoader.run(InternalBootLoader.java:858) at org.eclipse.core.boot.BootLoader.run(BootLoader.java:461) at java.lang.reflect.AccessibleObject.invokeL(AccessibleObject.java:207) at java.lang.reflect.Method.invoke(Method.java:271) at org.eclipse.core.launcher.Main.basicRun(Main.java:291) at org.eclipse.core.launcher.Main.run(Main.java:747) at org.eclipse.core.launcher.Main.main(Main.java:583)
org.eclipse.jdt.junit/src/org/eclipse/jdt/internal/junit/ui/HierarchyRunView.java
TreeItem parent= treeItem.getParentItem();
		if (parent == fCachedParent)
			return;
		fCachedItems= parent.getItems();
		fCachedParent= parent;	
	}
	private void collapseIfOK(TreeItem treeItem) {
		TreeItem parent= treeItem.getParentItem();
		if (parent != null) {
			TreeItem[] items= null;
			if (parent == fCachedParent)
				items= fCachedItems;
			else 
				items= parent.getItems();
				
			if (isLast(treeItem, items)) {
				boolean ok= true;
				for (int i= 0; i < items.length; i++) {
					if (isFailure(items[i])) {
						ok= false;
						break;
					}
				}
				if (ok) {
					parent.setExpanded(false);
					collapseIfOK(parent);
				}
			}
		}
	}