Java Collection How to - Convert HashMap to Synchronized Map

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Question

We would like to know how to convert HashMap to Synchronized Map.

Answer

//  w  w w.j a va2  s  .  c  o m
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

public class Main {
  public static void main(String[] args) {
    HashMap hashMap = new HashMap();
    Map map = Collections.synchronizedMap(hashMap);
  }
}

The code above generates the following result.

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