我想将三个列表合并为一个较大的列表。我不知道这样做的语法,这看起来很复杂。
List<IloNumVar[][][]> all_through = new ArrayList<IloNumVar[][][]>(Arrays.asList(through_lane1, through_lane2, through_lane3, through_lane4, through_lane5, through_lane6, through_lane7, through_lane8));
List<IloNumVar[][][]> all_left = new ArrayList<IloNumVar[][][]>(Arrays.asList(left_lane2, left_lane4, left_lane6, left_lane8));
List<IloNumVar[][][]> all_right = new ArrayList<IloNumVar[][][]>(Arrays.asList(right_lane1, right_lane3, right_lane5, right_lane7));
List<List<IloNumVar[][][]>> all_movements = new ArrayList<ArrayList<IloNumVar[][][]>>(Arrays.asList(all_through, all_left, all_right));
我在最后一行all_movements中遇到语法错误。创建此列表的正确语法是什么?
答案 0 :(得分:0)
Mistake在最后一行
all_through,all_left,all_right是List
List<List<IloNumVar[][][]>> all_movements = new ArrayList<List<IloNumVar[][][]>>(Arrays.asList(all_through, all_left, all_right));
答案 1 :(得分:0)
就是这样。
List<List<IloNumVar[][][]>> all_movements = new ArrayList<>();
all_movements.add(all_through);
all_movements.add(all_left);
all_movements.add(all_right);