java.time.ZoneId.of(String zoneId, Map<String,String> aliasMap)

package com.codingdict;

import java.time.ZoneId;
import java.util.HashMap;

public class ZoneIdDemo {
   public static void main(String[] args) {

      ZoneId zone = ZoneId.of("Z", new HashMap<String, String>());
      System.out.println(zone);  
   }
}