how to compare two strings in java using hashmap code example

Example: how to compare two maps in java

@Test
public void whenCompareTwoHashMapsUsingEquals_thenSuccess() {
    Map<String, String> asiaCapital1 = new HashMap<String, String>();
    asiaCapital1.put("Japan", "Tokyo");
    asiaCapital1.put("South Korea", "Seoul");
 
    Map<String, String> asiaCapital2 = new HashMap<String, String>();
    asiaCapital2.put("South Korea", "Seoul");
    asiaCapital2.put("Japan", "Tokyo");
 
    Map<String, String> asiaCapital3 = new HashMap<String, String>();
    asiaCapital3.put("Japan", "Tokyo");
    asiaCapital3.put("China", "Beijing");
 
    asiaCapital1.equals(asiaCapital2);
    asiaCapital1.equals(asiaCapital3);
}