code: protected void updatePluginConfiguration(PluginConfiguration value, String xmlTag, Counter counter,
              Element element)
     {
        boolean shouldExist = value != null;
        Element root = updateElement(counter, element, xmlTag, shouldExist);
        if (shouldExist)
        {
           Counter innerCount = new Counter(counter.getDepth() + 1);
           updatePluginManagement(value.getPluginManagement(), "pluginManagement", innerCount, root);
           iteratePlugin(innerCount, root, value.getPlugins(), "plugins", "plugin");
        }
     }
docs: Method updatePluginConfiguration.
  
  @param value
  @param element
  @param counter
  @param xmlTag