Added a new tasks to level 21 (lesson 08 - task 01).

suoapvs · suoapvs · commit b476a083a984 · 2017-04-17T10:45:59.000+03:00
diff --git a/src/com/javarush/test/level21/lesson08/task01/Solution.java b/src/com/javarush/test/level21/lesson08/task01/Solution.java
@@ -0,0 +1,66 @@
+package com.javarush.test.level21.lesson08.task01;
+
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/* Глубокое клонирование карты
+Клонируйтие объект класса Solution используя глубокое клонирование.
+Данные в карте users также должны клонироваться.
+*/
+public class Solution
+{
+    public static void main(String[] args)
+    {
+        Solution solution = new Solution();
+        solution.users.put("Hubert", new User(172, "Hubert"));
+        solution.users.put("Zapp", new User(41, "Zapp"));
+        try
+        {
+            Solution clone = solution.clone();
+            System.out.println(solution);
+            System.out.println(clone);
+
+            System.out.println(solution.users);
+            System.out.println(clone.users);
+
+        }
+        catch (CloneNotSupportedException e)
+        {
+            e.printStackTrace(System.err);
+        }
+    }
+
+    protected Map<String, User> users = new LinkedHashMap();
+
+    public static class User
+    {
+        int age;
+        String name;
+
+        public User(int age, String name)
+        {
+            this.age = age;
+            this.name = name;
+        }
+
+        @Override
+        protected User clone() throws CloneNotSupportedException
+        {
+            return new User(this.age, this.name);
+        }
+    }
+
+    @Override
+    protected Solution clone() throws CloneNotSupportedException
+    {
+        Map<String, User> users = new LinkedHashMap();
+        for (Map.Entry<String, User> entry : this.users.entrySet())
+        {
+            User user = entry.getValue().clone();
+            users.put(entry.getKey(), user);
+        }
+        Solution solution = new Solution();
+        solution.users.putAll(users);
+        return solution;
+    }
+}
