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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.util.HashMap;
  7. import java.util.Map;
  8.  
  9. /* Name of the class has to be "Main" only if the class is public. */
  10. class Ideone
  11. {
  12. 	public static void main (String[] args) throws java.lang.Exception
  13. 	{
  14. 		Hash h = new Hash();
  15. 		h.SetHash();
  16. 		Map<String, String> m = (HashMap<String, String>) h.GetMap().get("key");
  17. 		System.out.println(m.get("key2"));
  18. 	}
  19. }
  20.  
  21. class Hash {
  22. 	private HashMap<String, HashMap<String, String>> wow = new HashMap<String, HashMap<String, String>>();
  23.  
  24. 	public void SetHash() {
  25. 		wow.put("key", new HashMap<String, String>());
  26. 		wow.get("key").put("key2", "val2");
  27. 	}
  28.  
  29. 	public HashMap GetMap() {
  30. 		return wow;
  31. 	}
  32. }
Success #stdin #stdout 0.1s 320576KB
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val2
https://ideone.com/wQXWX6
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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