diff --git a/src/code/ca/bcit/comp2522/lab03/IDevice.java b/src/code/ca/bcit/comp2522/lab03/IDevice.java index 8e99241..5361bad 100644 --- a/src/code/ca/bcit/comp2522/lab03/IDevice.java +++ b/src/code/ca/bcit/comp2522/lab03/IDevice.java @@ -61,7 +61,11 @@ public abstract class IDevice { * @param minCharacterCount passes the minimum number of characters that can be accepted * as an integer. * */ - public void stringValidator(String toBeValidated, int minCharacterCount, int maxCharacterCount) { + public void stringValidator(final String toBeValidated, + final int minCharacterCount, + final int maxCharacterCount) + { + if (toBeValidated == null) { throw new IllegalArgumentException("Value cannot be null"); }