return Collections.unmodifiableList( (List) getLocalProperty( this, LIBRARIES_PROP ) );
List libs = (List) getLocalProperty( this, LIBRARIES_PROP ); if ( libs == null ) return Collections.EMPTY_LIST; return Collections.unmodifiableList( libs );
	public List getIncludedLibraries( )	{		return Collections.unmodifiableList( (List) getLocalProperty( this,				LIBRARIES_PROP ) );	}