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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. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main(String[] args)  // Surprised I don't need throws Exception.
  11. 	{
  12. 		try {
  13. 		} catch (Exception e) {
  14. 			throw e;
  15. 		}
  16. 	}
  17.  
  18. 	static void stillCompilesWithThrownUncheckedException() {
  19. 		try {
  20. 			throw new NullPointerException();
  21. 		} catch (Exception e) {
  22. 			throw e;
  23. 		}
  24. 	}
  25.  
  26. 	static void doesNotCompileWithThrownCheckedException() {
  27. 		// Doesn't compile with checked exception.
  28. 		try {
  29. 			throw new Exception();
  30. 		} catch (Exception e) {
  31. 			throw e;
  32. 		}
  33. 	}
  34. }
Compilation error #stdin compilation error #stdout 0.11s 320576KB
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stdin
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Standard input is empty
compilation info 
Main.java:31: error: unreported exception Exception; must be caught or declared to be thrown
			throw e;
			^
1 error
stdout
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Standard output is empty
https://ideone.com/ZhH0DZ
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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