Bug 30581 NPE in organize Import
Found the following in the log of PR 30427 java.lang.NullPointerException at org.eclipse.jdt.ui.actions.OrganizeImportsAction.doChooseImports (OrganizeImportsAction.java:400) at org.eclipse.jdt.ui.actions.OrganizeImportsAction.access$1 (OrganizeImportsAction.java:398) at org.eclipse.jdt.ui.actions.OrganizeImportsAction$3.chooseImports (OrganizeImportsAction.java:393) at org.eclipse.jdt.internal.corext.codemanipulation.OrganizeImportsOperation.run (OrganizeImportsOperation.java:546) at org.eclipse.jdt.internal.core.BatchOperation.executeOperation (BatchOperation.java:34) at org.eclipse.jdt.internal.core.JavaModelOperation.execute (JavaModelOperation.java:326) at org.eclipse.jdt.internal.core.JavaModelOperation.run (JavaModelOperation.java:626) at org.eclipse.core.internal.resources.Workspace.run (Workspace.java:1564) at org.eclipse.jdt.core.JavaCore.run(JavaCore.java:2571) at org.eclipse.jdt.internal.ui.actions.WorkbenchRunnableAdapter.run (WorkbenchRunnableAdapter.java:32) at org.eclipse.jdt.internal.ui.util.BusyIndicatorRunnableContext$BusyRunnable.inter nalRun(BusyIndicatorRunnableContext.java:107) at org.eclipse.jdt.internal.ui.util.BusyIndicatorRunnableContext$BusyRunnable.run (BusyIndicatorRunnableContext.java:74) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:65) at org.eclipse.jdt.internal.ui.util.BusyIndicatorRunnableContext.run (BusyIndicatorRunnableContext.java:120) at org.eclipse.jdt.ui.actions.OrganizeImportsAction.runOnSingle (OrganizeImportsAction.java:361) at org.eclipse.jdt.ui.actions.OrganizeImportsAction.run (OrganizeImportsAction.java:252) at org.eclipse.jdt.ui.actions.SelectionDispatchAction.dispatchRun (SelectionDispatchAction.java:191) at org.eclipse.jdt.ui.actions.SelectionDispatchAction.run (SelectionDispatchAction.java:169) at org.eclipse.jface.action.Action.runWithEvent(Action.java:769) at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection (ActionContributionItem.java:411) at org.eclipse.jface.action.ActionContributionItem.handleWidgetEvent (ActionContributionItem.java:365) at org.eclipse.jface.action.ActionContributionItem.access$0 (ActionContributionItem.java:356) at org.eclipse.jface.action.ActionContributionItem$ActionListener.handleEvent (ActionContributionItem.java:48) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:77) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:855) at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:1825) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:1616) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1446) at org.eclipse.ui.internal.Workbench.run(Workbench.java:1429) at org.eclipse.core.internal.boot.InternalBootLoader.run (InternalBootLoader.java:845) at org.eclipse.core.boot.BootLoader.run(BootLoader.java:462) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke (NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke (DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:324) at org.eclipse.core.launcher.Main.basicRun(Main.java:247) at org.eclipse.core.launcher.Main.run(Main.java:703) at org.eclipse.core.launcher.Main.main(Main.java:539)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/OrganizeImportsAction.java
IJavaElement elem= (IJavaElement) selected[i];
					switch (elem.getElementType()) {
						case IJavaElement.COMPILATION_UNIT:
							result.add(elem);
							break;
						case IJavaElement.IMPORT_CONTAINER:
							result.add(elem.getParent());
							break;
						case IJavaElement.PACKAGE_FRAGMENT:
							collectCompilationUnits((IPackageFragment) elem, result);
							break;
						case IJavaElement.PACKAGE_FRAGMENT_ROOT:
							collectCompilationUnits((IPackageFragmentRoot) elem, result);
							break;
						case IJavaElement.JAVA_PROJECT:
							IPackageFragmentRoot[] roots= ((IJavaProject) elem).getPackageFragmentRoots();
							for (int k= 0; k < roots.length; k++) {
								collectCompilationUnits(roots[k], result);
							}
							break;			
					}
				} else if (selected[i] instanceof LogicalPackage) {
					IPackageFragment[] packageFragments= ((LogicalPackage)selected[i]).getFragments();
					for (int k= 0; k < packageFragments.length; k++)
						collectCompilationUnits(packageFragments[k], result);
				}
			} catch (JavaModelException e) {
				JavaPlugin.log(e);
			}
		}