private static TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { <BUG> assert TYPE_3 . METHOD_2 ( VAR_1 ) ;</BUG> return TYPE_1 . METHOD_3 ( VAR_1 . METHOD_4 ( ) ) ; }
private static TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( TYPE_3 . METHOD_2 ( VAR_1 ) ) { return TYPE_1 . METHOD_3 ( VAR_1 . METHOD_4 ( ) ) ; } return null ; } 
