Bug 28443 organize imports sometimes added to logical packages, sometimes not
20021216 select a logical package - 'organize imports' is not in the context menu select the logical package and another package - organize imports is in the menu
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/OrganizeImportsAction.java
* Note: This constructor is for internal use only. Clients should not call this constructor.
	 */
	public OrganizeImportsAction(JavaEditor editor) {
		this(editor.getEditorSite());
		fEditor= editor;
	}
	
	/* (non-Javadoc)
	 * Method declared on SelectionDispatchAction.
	 */
	protected void selectionChanged(ITextSelection selection) {
		
	}
	
	/* (non-Javadoc)
	 * Method declared on SelectionDispatchAction.
	 */
	protected void selectionChanged(IStructuredSelection selection) {
		setEnabled(isEnabled(selection));
	}
	
	private ICompilationUnit[] getCompilationUnits(IStructuredSelection selection) {
		HashSet result= new HashSet();
		Object[] selected= selection.toArray();
		for (int i= 0; i < selected.length; i++) {
			try {
				if (selected[i] instanceof IJavaElement) {
					IJavaElement elem= (IJavaElement) selected[i];
					switch (elem.getElementType()) {
						case IJavaElement.COMPILATION_UNIT: