src/main/java/org/jboss/util/property/PropertyGroup.java
public Object put(final Object name, final Object value)
   {
      if (name == null)
         throw new NullArgumentException("name");

      return super.put(makePropertyName(name), value);
   }
public Object put(final Object name, final Object value)
   {
      if (name == null)
         throw new NullArgumentException("name");

      return super.put(makePropertyName(name), value);
   }
Set a property.

@param name    Property name.
@param value   Property value.
@return        Previous property value or <tt>null</tt>.