Exceptions hierarch in Java http://www.javamex.com/tutorials/exceptions/exceptions_hierarchy.shtml

Try/catch/finally example http://www.tutorialspoint.com/java/java_exceptions.htm

Try with resources in Java 7 http://www.mkyong.com/java/try-with-resources-example-in-jdk-7/

Overriding methods with Exceptions in java http://stackoverflow.com/questions/5875414/method-overriding-and-exceptions