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September 15, 2002 Throwing Exceptions from Try and Catch Blocks Tips: September 2002
Yehuda Shiran, Ph.D.
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The following code demonstrates
the throwing of an exception into a try
block and a catch
block:
The first throw passes the message "Error 325 from inner try block" from the inner try block to the inner catch block. The second throw (inside the inner catch block) adds the string " re-thrown from inner catch block" to the original error message, and throws it to the outer catch block. The outer catch block adds the passed error message to the string "Outer catch block caught " and prints it.
To run this code, put it in a file, say
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