code: @Override
  	public String getProperty(String tag, String def) {
  		String rv;
  		rv = super.getProperty(tag, null);
  		if(rv==null && getter!=null) {
  			rv = getter.get(tag, null, true);
  		}
  		return rv==null?def:rv;
  	}
docs: /* (non-Javadoc)
  @see com.att.cadi.PropAccess#getProperty(java.lang.String, java.lang.String)