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Message:

Thanks for all,and ask again.

Posted by Lu Ping on November 30, 2000 at 2:17 AM

Now I came to Chapter 6,about Guaranteeing proper cleanup.
I compile and run c06:PlaceSetting.java,the output is like :

Shape constructor
Shape constructor
Drawing a Line: 0, 0
Shape constructor
Drawing a Line: 1, 1
Shape constructor
Drawing a Line: 2, 4
Shape constructor
Drawing a Line: 3, 9
Shape constructor
Drawing a Line: 4, 16
Shape constructor
Drawing a Line: 5, 25
Shape constructor
Drawing a Line: 6, 36
Shape constructor
Drawing a Line: 7, 49
Shape constructor
Drawing a Line: 8, 64
Shape constructor
Drawing a Line: 9, 81
Shape constructor
Drawing a Circle
Shape constructor
Drawing a Triangle
Combined constructor
CADSystem.cleanup()
Erasing a Triangle
Shape cleanup
Erasing a Circle
Shape cleanup
Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException
at CADSystem.cleanup(CADSystem.java:73)
at CADSystem.main(CADSystem.java:81)

I don't know why it has a exception, is it the ideal result of the example?

• Must be a typo Kishori Sharan December 01, 2000 at 1:11 PM (1)
  • Thank you! Lu Ping December 01, 2000 at 9:49 PM (0)