10 Things I Never Want to See a Java Developer Do Again - DZone Java

10 Things I Never Want to See a Java Developer Do Again - DZone Java

3. Cast

Java Generics is not perfect or even the solution to the problem I would have preferred.  There are the occasional edge case that Java's Generics can't handle efficiently...

That said, I really don't want to

Foo bar = (Foo) FooFactory.get("bar");

ever again.  Unfortunately, there are libraries that haven't gotten the message and there is always legacy code, but let's all be good little boys and girls and eat our vegetables, write unit tests and use generics.

4. Do date calculations with Calendar or Date

Life is too short to deal with complicated date/time calculations using the JDK Date and Calendar classes.   The built-in classes provide only the most primitive operations and are everything except intuitive.  Use a modern library like JODA Time.  Unless you're the type who writes webapps in x86 assembler, in which case you might enjoy doing date arithmetic using the JDK Date and Calendar stuff.

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