int jArraySize = jArray.length();
for (int a = 0; a < jArraySize; a++) {
JSONObject jObj = jArray.getJSONObject(a);
Event event = new Event();
event.eid = jObj.getLong("eid");
event.name = jObj.getString("name");
event.nid = jObj.getLong("nid");
event.picUrl = jObj.getString("pic");