Bug 312959 [Import/Export] importing file from big disk hangs UI
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/ResourceTreeAndListGroup.java
}
    /**
     *	Answer the number of elements that have been checked by the
     *	user.
     *
     *	@return int
     */
    public int getCheckedElementCount() {
        return checkedStateStore.size();
    }
    /**
     * Get the full label of the treeElement (its name and its parent's name).
     * @param treeElement - the element being exported
     * @param parentLabel - the label of the parent, can be null
     * @return String
     */
    protected String getFullLabel(Object treeElement, String parentLabel) {
        String label = parentLabel;
        if (parentLabel == null){
        	label = ""; 
        }
        IPath parentName = new Path(label);
        String elementText = treeLabelProvider.getText(treeElement);
        if(elementText == null) {
			return parentName.toString();
		}
        return parentName.append(elementText).toString();
    }
    /**
     *	Return a count of the number of list items associated with a