我有一个 JSON 数组,我想根据名称和字母顺序对它进行排序。 我的Json如下。
[
{
"UserID": 77,
"InvID": 333,
"Email": "sumeetssm@gmail.com",
"Phone": "",
"Name": "Summet",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 0,
"InvID": 334,
"Email": "amit@testt.com",
"Phone": "",
"Name": "Amit",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 3,
"InvID": 335,
"Email": "amitesh@yahoo.com",
"Phone": "",
"Name": "Amitesh",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 0,
"InvID": 336,
"Email": "foobar@test.com",
"Phone": "",
"Name": "FOO",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 0,
"InvID": 337,
"Email": "krazy.lance@gmail.com",
"Phone": "",
"Name": "Krazy",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 1,
"InvID": 338,
"Email": "test@yahoo.com",
"Phone": "",
"Name": "Test",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 0,
"InvID": 339,
"Email": "maktest@yahoo.com",
"Phone": "",
"Name": " ",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 0,
"InvID": 340,
"Email": "Sam@rediff.com",
"Phone": "",
"Name": "SAM",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 101,
"InvID": 343,
"Email": "anurag@yahoo.com",
"Phone": "",
"Name": "Anurag",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 95,
"InvID": 379,
"Email": "s@s.com",
"Phone": "",
"Name": "S",
"Company": "",
"Date": "2014-01-14T00:00:00"
},
{
"UserID": 0,
"InvID": 428,
"Email": "sumeetssm@yahoo.com",
"Phone": "",
"Name": "Summet",
"Company": "",
"Date": "2014-01-16T00:00:00"
},
{
"UserID": 4,
"InvID": 494,
"Email": "sameer@iconnectgroup.com",
"Phone": "",
"Name": "Sameer P",
"Company": "",
"Date": "2014-01-21T00:00:00"
},
{
"UserID": 85,
"InvID": 507,
"Email": "jonny@dep.com",
"Phone": "9404988188",
"Name": "Jonny Dep",
"Company": "Iconnect",
"Date": "2014-01-22T00:00:00"
}
]
如您所见,我有一个键值“Name”,因此我得到了受人尊敬的名字。我想完全根据这个名称和字母顺序对这个 Json 数组进行排序。提前致谢。
最佳答案
转换 JSONArray
至 Arraylist<JSONBbject>
并使用 Collections 对您的数组列表进行排序
例如:
ArrayList<JSONObject> array = new ArrayList<JSONObject>();
JSONArray jsonArray = new JSONArray();
for (int i = 0; i < jsonArray.length(); i++) {
try {
array.add(jsonArray.getJSONObject(i));
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
Collections.sort(array, new Comparator<JSONObject>() {
@Override
public int compare(JSONObject lhs, JSONObject rhs) {
// TODO Auto-generated method stub
try {
return (lhs.getString("Name").toLowerCase().compareTo(rhs.getString("Name").toLowerCase()));
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
return 0;
}
}
});
关于android - 如何在 Android 中从 JSON 对象对 JSON 数组进行排序?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/21423526/