Java™ How To Program (Early Objects), Tenth Edition

Section 11.6 finally Block

• Programs that obtain certain types of resources must return them to the system to avoid so-called resource leaks (p. 454). Resource-release code typically is placed in a finally block (p. 454).

• The finally block is optional. If it’s present, it’s placed after the last catch block.

• The finally block will execute whether or not an exception is thrown in the corresponding try block or any of its corresponding catch blocks.

• If an exception cannot be caught by one of that try block’s associated catch handlers, control proceeds to the finally block. Then the exception is passed to the next outer try block.

• If a catch block throws an exception, the finally block still executes. Then the exception is passed to the ...