How do I join two lists in Java?

Question

Conditions: do not modifiy the original lists; JDK only, no external libraries. Bonus points for a one-liner or a JDK 1.3 version.

Is there a simpler way than:

Answer 1

You can do a oneliner if the target list is predeclared.

(newList = new ArrayList(list1)).addAll(list2);