map 转 list、int[] 转 List、String[] 转 List

一、map 转 list

Map map = Maps.newHashMap();

List list = new ArrayList(map.values());

二、int[] 转 List

int[] id = {1,2,3,4,5,6,7,8,9,10};
List list = Arrays.stream( id).boxed().collect(Collectors.toList());

三、String[] 转 Long[]

String ids = {“1”,“2”,“3”,“4”}
Long[] str2lon = (Long[]) ConvertUtils.convert(ids, Long.class);

四、JSONArray 转 List

List ids = JSONObject.parseArray(params.getJSONArray("ids").toString(), Long.class);