Java ConcurrentHashMap elements() Method

by Online Tutorials Library July 22, 2022

Java ConcurrentHashMap elements() Method

The elements() method of ConcurrentHashMap class returns an enumeration of the values in this table.

Syntax

Parameter

No parameter is passed.

Returns

an enumeration of the values in this table

Throws

NullPointerException

Example 1

  import java.util.*;   import java.util.concurrent.*;       public class ConcurrentHashMapelementsExample1  {       public static void main(String[] args)       {           ConcurrentHashMap   mymap = new ConcurrentHashMap();          mymap.put(10,”Ajava”);           mymap.put(20 ,”B.net”);           mymap.put(20 ,”Cpython”);           mymap.put(30,”Dc”);           mymap.put(40,”Ec++”);             System.out.println(“The Map is: ” +mymap);               Enumeration enumr = mymap.elements();               System.out.println(“The values are:”);             while (enumr.hasMoreElements()) {               System.out.println(enumr.nextElement());           }       }   }  ,string>,>

Test it Now

Output:

The Map is: {20=Cpython, 40=Ec++, 10=Ajava, 30=Dc}  The values are:  Cpython  Ec++  Ajava  Dc

Example 2

  import java.util.*;   import java.util.concurrent.*;       public class ConcurrentHashMapelementsExample2  {       public static void main(String[] args)       {           ConcurrentHashMap               map = new ConcurrentHashMap();          map.put(“AA”,”1java”);           map.put(“BB” ,”2.net”);           map.put(“CC” ,”3python”);           map.put(“DD”,”4c”);           map.put(“EE”,”5c++”);             System.out.println(“The Map is: ” +map);               Enumeration enumr = map.elements();               System.out.println(“The values are:”);             while (enumr.hasMoreElements()) {               System.out.println(enumr.nextElement());           }       }   }  

Test it Now

Output:

The Map is: {AA=1java, BB=2.net, CC=3python, DD=4c, EE=5c++}  The values are:  1java  2.net  3python  4c  5c++

Next TopicJava ConcurrentHashMap

Java ConcurrentHashMap elements() Method

Java ConcurrentHashMap elements() Method

Syntax

Parameter

Returns

Throws

Example 1

Example 2

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