public static String translate(AmbariServerConfigurationCategory category) {
    return (category == null) ? null : category.getCategoryName();
  }
Safely returns the {@link AmbariServerConfigurationCategory}'s descriptive name or <code>null</code>
if no {@link AmbariServerConfigurationCategory} was supplied.

@param category an {@link AmbariServerConfigurationCategory}
@return the descriptive name of an {@link AmbariServerConfigurationCategory}
ambari-server/src/main/java/org/apache/ambari/server/configuration/AmbariServerConfigurationCategory.java