Using Java Enums for Units Conversions. how-to. Aug 10, 2011 9 mins. Core Java. When I was writing code regularly in both C++ and Java in the early days of Java, I often missed Java’s (at the ...

Most of us who transitioned from C++ to Java missed having an enum in versions of Java prior to J2SE 5.Fortunately, the wait was worth it as the Java enum is far superior to the C++ enum.