How do I access nested HashMaps in Java?

Question

I have a HashMap in Java, the contents of which (as you all probably know) can be accessed by

HashMap.get(\"keyname\");

If a have a HashMap

Answer 1

Yes.

See:

public static void main(String args[]) {

    HashMap> map = new HashMap>();
    map.put("key", new HashMap());
    map.get("key").put("key2", "val2");

    System.out.println(map.get("key").get("key2"));
}