List scriptLibs = getListProperty( SCRIPTLIBS_PROP );
List scriptLibs = getFilteredStructureList( SCRIPTLIBS_PROP, ScriptLib.SCRIPTLIB_NAME_MEMBER ); if ( scriptLibs == null ) return;
	public void dropAllScriptLibs( ) throws SemanticException	{		List scriptLibs = getListProperty( SCRIPTLIBS_PROP );		int count = scriptLibs.size( );		for ( int i = count - 1; i >= 0; --i )		{			ScriptLib scriptLib = (ScriptLib) scriptLibs.get( i );			dropScriptLib( scriptLib );		}	}