I am writing a method to remove the first element in a doubly linked list. However I am supposed to throw an exception when the list is empty. When I test my class I keep getting "testRemoveFirst caused an ERROR: Uncompilable source code - exception Exceptions.EmptyCollectionException is never thrown in body of corresponding try statement" What does that mean and why is it not able to run?(I'm coding in Java)
I am writing a method to remove the first element in a doubly linked list. However I am supposed to throw an exception when the list is empty. When I test my class I keep getting "testRemoveFirst caused an ERROR: Uncompilable source code - exception Exceptions.EmptyCollectionException is never thrown in body of corresponding try statement" What does that mean and why is it not able to run?(I'm coding in Java)
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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I am writing a method to remove the first element in a doubly linked list. However I am supposed to throw an exception when the list is empty. When I test my class I keep getting "testRemoveFirst caused an ERROR: Uncompilable source code - exception Exceptions.EmptyCollectionException is never thrown in body of corresponding try statement" What does that mean and why is it not able to run?(I'm coding in Java)
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Step 1
While handling exceptions, In the 'catch' block we need to provide exactly what our 'try' block can throw. Otherwise we will get an error.
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