package DNA.IO;

import java.io.IOException;

import java.lang.reflect.Array;

import DNA.IO.Json.JArray;

import DNA.IO.Json.JObject;

public class JsonReader {

private JObject json;

public JsonReader(JObject json) {

this.json = json;

}

public <T extends JsonSerializable> T readSerializable(Class<T> t) throws InstantiationException, IllegalAccessException, IOException {

T obj = t.newInstance();

obj.fromJson(this);

return obj;

}

@SuppressWarnings("unchecked")

public <T extends JsonSerializable> T[] readSerializableArray(Class<T> t, int count, String field) throws InstantiationException, IllegalAccessException, IOException {

JArray jsonArr = (JArray)json.get(field);

T[] array = (T[])Array.newInstance(t, count);

for (int i = 0; i < count; i++) {

array[i] = t.newInstance();

array[i].fromJson(new JsonReader(jsonArr.get(i)));

}

return array;

}

public JObject json() {

return json;

}

}