OCP Java SE 7 Programmer II Certification Guide: Prepare for the 1ZO-804 exam by Mala Gupta

Author:Mala Gupta
Language: eng
Format: epub
Publisher: Manning Publications

6.1.3. Creating and using a method that throws runtime exceptions or errors

While creating a method that throws a runtime exception or error, including the exception or error name in the throws clause isn’t required. A method that throws a runtime exception or error isn’t subject to the handle-or-declare rule.

Let’s see this concept in action by modifying the preceding example so method readFile() throws a NullPointerException (a runtime exception) when a null value is passed to it (code changes are shown in bold in this example and throughout the rest of the chapter):

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