[英]Unable to form POJO from json string using Jackson: Java
我有以下字符串:
{"networks":[["divakar","64:66:",4,1,-37,-98],["OPTUSA202B26","00:1e:2a:",3,2,-40,-98],["Mantri","00:1e:a6:1",5,6,-41,-98],["belkin.5D7","08:86:3",5,6,-38,-98]]}
我正在使用以下對象:
public static class Network{
private ArrayList<SoftAPInfo> networks;
public Network(ArrayList<SoftAPInfo> networks) {
this.networks = networks;
}
public Network(){
}
public ArrayList<SoftAPInfo> getNetworks() {
return networks;
}
public void setNetworks(ArrayList<SoftAPInfo> networks) {
this.networks = networks;
}
}
public static class SoftAPInfo {
private ArrayList<String> list;
public ArrayList<String> getList() {
return list;
}
public void setList(ArrayList<String> list) {
this.list = list;
}
public SoftAPInfo() {
}
}
和以下傑克遜命令:
TypeReference<Network> typeRef = new TypeReference<Network>() {};
ObjectMapper mapper = new ObjectMapper();
try {
Object jsonObject = mapper.readValue(response, typeRef);
callback.onSuccess(jsonObject);
} catch (JsonParseException e) {
e.printStackTrace();
} catch (JsonMappingException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
但我不斷遇到異常:無法從start_array令牌中反序列化對象
有人可以幫我在這里解決問題嗎?
謝謝,陽光明媚
問題是每個“網絡”都不是JSON對象,而是JSON數組。 如果要將反序列化的JSON數組反序列化為Java對象,則需要提供一個自定義反序列化器,該反序列化器可以理解對象的順序並可以創建適當的POJO。
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