private static TYPE_1 METHOD_1 ( TYPE_1 f ) { TYPE_2 . put ( VAR_1 , f ) ; VAR_2 . add ( f ) ; return f ; } 

private static TYPE_1 METHOD_1 ( TYPE_1 f ) { if ( ( VAR_1 ) != null ) TYPE_2 . put ( VAR_1 , f ) ; VAR_2 . add ( f ) ; return f ; } 
