Java tutorial
//package com.java2s; import org.json.JSONArray; import org.json.JSONException; import java.util.ArrayList; public class Main { public static ArrayList<Long> JSONArrayToArrayListLong(JSONArray input) throws JSONException { ArrayList<Long> output = new ArrayList<Long>(); Number entry; if (input == null) return null; for (int i = 0; i < input.length(); i++) { entry = (Number) input.get(i); output.add(entry.longValue()); } return output; } }