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  1. import java.io.*;
  2. class Main{
  3. 	public static void main(String[] args) throws IOException, ClassNotFoundException{
  4. 		ByteArrayOutputStream bos = new ByteArrayOutputStream();
  5. 		ObjectOutputStream oos = new ObjectOutputStream(bos);
  6. 		Object o = new int[]{10};
  7. 		oos.writeObject(o);
  8. 		oos.writeObject(o);
  9. 		{
  10. 			ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
  11. 			ObjectInputStream ois = new ObjectInputStream(bis);
  12. 			int[] o1 = (int[])ois.readObject();
  13. 			int[] o2 = (int[])ois.readObject();
  14. 			o1[0] += 5;
  15. 			System.out.println((o1==o2)+":"+o1[0]+" "+o2[0]);
  16. 		}
  17. 		{
  18. 			ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
  19. 			ObjectInputStream ois = new ObjectInputStream(bis);
  20. 			Object o1 = ois.readUnshared();
  21. 			System.out.println("2回目のreadUnshared");
  22. 			Object o2 = ois.readUnshared();
  23. 		}
  24. 	}
  25. }
Runtime error #stdin #stdout 0.04s 245824KB
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stdin
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Standard input is empty
stdout
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true:15 15
2回目のreadUnshared
https://ideone.com/kEb8D
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
secret

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