Java tutorial
//package com.java2s; import java.util.ArrayList; import java.util.HashMap; public class Main { public static String gettype(HashMap<String, Object> info) { if (info != null) { ArrayList replies_tree = (ArrayList) info.get("replies_tree"); if (replies_tree != null && replies_tree.size() > 0) { HashMap<String, Object> answers = (HashMap<String, Object>) replies_tree.get(0); if (answers != null) { ArrayList classes = (ArrayList) answers.get("answer"); if (classes != null) { HashMap<String, Object> class1 = (HashMap<String, Object>) classes.get(0); if (class1 != null) { return class1.get("type").toString(); } } } } } return null; } }