InfoWorld

Using Java Enums for Units Conversions

When I was writing code regularly in both C++ and Java in the early days of Java, I often missed Java’s (at the time) lack of an enum. Fortunately, when Java finally got its enum, it was worth the ...
InfoQ

Javaの列挙型が明確な型付けをサポート

ログインして、InfoQのすべての体験をアンロックしましょう！お気に入りの著者やトピックの最新情報を入手し、コンテンツと交流し、限定リソースをダウンロードできます。 クラウドコンピューティングの登場以降、ソフトウェア業界は大きな変革の中に ...
InfoWorld

Use == (or !=) to Compare Java Enums

Most new Java developers quickly learn that they should generally compare Java Strings using String.equals(Object) rather than using ==. This is emphasized and reinforced to new developers repeatedly ...
TheServerSide

JPA and Hibernate enum mapping with annotations and the hbm.xml file

Community driven content discussing all aspects of software development from DevOps to design patterns. The Java enum, introduced in Java 5, will map to the underlying database without any ...
Ars Technica

Help with Java Generics -- creating a small "framework"

TL/DR -- In Java, I'm struggling to understand how to create an object instance of a generic type without first knowing the type. So, before I delve down into this, know that I'm trying to understand ...