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  1. class Ideone {
  2. 	public static void main (String[] args)	{
  3. 		Object lock = new Object();
  4. 		synchronized(lock) {
  5. 			synchronized(lock) {
  6. 				System.out.println("Hello, World!");
  7. 			}
  8. 		}
  9. 	}
  10. }
  11.  
Success #stdin #stdout 0.04s 2184192KB
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Standard input is empty
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Hello, World!
https://ideone.com/cFytv0
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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