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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.  
  7. class LockerObject
  8. {}
  9.  
  10. class RandomName
  11. {
  12. private LockerObject _locker = new LockerObject();
  13.  
  14. public RandomName()
  15. {}
  16.  
  17. public void LockThread()
  18. {
  19. synchronized(_locker)
  20. {
  21. synchronized(_locker)
  22. {
  23. System.out.println("WTF????????");
  24. }
  25. }
  26. }
  27. }
  28.  
  29. class Ideone
  30. {
  31. public static void main (String[] args) throws java.lang.Exception
  32. {
  33. RandomName rn = new RandomName();
  34. rn.LockThread();
  35. }
  36. }
Success #stdin #stdout 0.06s 32528KB
stdin
Standard input is empty
stdout
WTF????????