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Author: AvinandanBose

ConcurrentHashMapKSV1.java

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+import java.util.concurrent.ConcurrentHashMap;
+
+
+ public class ConcurrentHashMapKSV1 {
+
+    public static void main(String[] args){
+        
+
+        ConcurrentHashMap<Integer, String> map = new ConcurrentHashMap<>();
+        map.put(1, "one");
+        map.put(2, "two");
+        map.put(3, "three");
+        map.put(4, "four");
+
+        ConcurrentHashMap.KeySetView<Integer, String> keySetView = map.keySet();
+
+        System.out.println(keySetView);
+
+    }
+    
+}

ConcurrentHashMapKSV2.java

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+import java.util.concurrent.ConcurrentHashMap.KeySetView;
+import java.util.concurrent.ConcurrentHashMap;
+
+public class ConcurrentHashMapKSV2 {
+
+    public static void main(String[] args){
+        
+
+        ConcurrentHashMap<Integer, String> map = new ConcurrentHashMap<>();
+        map.put(1, "one");
+        map.put(2, "two");
+        map.put(3, "three");
+        map.put(4, "four");
+
+        KeySetView<Integer, String> keySetView = map.keySet();
+
+        System.out.println(keySetView);}
+    
+}