public ElementDefinitionDt addAlias(StringDt theValue) {
		if (theValue == null) {
			throw new NullPointerException("theValue must not be null");
		}
		getAlias().add(theValue);
		return this;
	}
public ElementDefinitionDt addAlias ( StringDt theValue ) { if ( theValue == null ) { throw new NullPointerException ( "theValue must not be null" ) ; } getAlias ( ) . add ( theValue ) ; return this ; }
Adds a given new value for <b>alias</b> ()

<p>
<b>Definition:</b>
Identifies additional names by which this element might also be known
</p>
@param theValue The alias to add (must not be <code>null</code>)