技術標籤：Javajava快速排序

List<Map<String,String>> arrayList = new ArrayList<>();

        Map<String, String> securityMap1 = new HashMap<>();
        securityMap1.put("name","期貨");
        securityMap1.put("value","100.11");
        arrayList.
 
add(securityMap1);

        Map<String, String> securityMap2 = new HashMap<>();
        securityMap2.put("name","基金");
        securityMap2.put("value","200.22");
        arrayList.add(securityMap2);

        Map<String, String> securityMap3 = new
 
 HashMap<>();
        securityMap3.put("name","股票");
        securityMap3.put("value","300.33");
        arrayList.add(securityMap3);

        Map<String, String> securityMap4 = new HashMap<>();
        securityMap4.put("name","債券"
 
);
        securityMap4.put("value","400.44");
        arrayList.add(securityMap4);

        List<String> sortList = Arrays.asList("股票", "債券", "基金", "期貨");
        List<Map<String, String>> result = arrayList.stream().sorted(Comparator.comparing(e -> e.get("name"), (x, y) -> {
            //按照讀取的list順序排序
            for (String sort : sortList) {
                if (sort.equals(x) || sort.equals(y)) {
                    if (x.equals(y)) {
                        return 0;
                    } else if (sort.equals(x)) {
                        return -1;
                    } else {
                        return 1;
                    }
                }
            }
            return 0;
        })).collect(Collectors.toList());
        System.out.println(result);