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Map an Empty String to Null Using MapStruct Example
1. Introduction An empty string (“”) is the String object with an intentional blank value. Null is a literal used in Java to denote the absence of an object and is the default value for the reference type object. Null typically means “no value” or “unknown”. In many cases, these two should be treated differently. …
1. Introduction An empty string (“”) is the String object with an intentional blank value. Null is a literal used in Java to denote the absence of an object and is the default value for the reference type object. Null typically means “no value” or “unknown”. In many cases, these two should be treated differently. …
