How do I join two lists in Java?

Question

Here are the conditions: do not modify the original lists; JDK only, no external libraries.one-liner or a JDK 1.3 version is preferred. 

Is there a simpler way than:

List<String> newList = new ArrayList<String>();

newList.addAll(listOne);

newList.addAll(listTwo);

Answer 1

Here's one linear which fulfills all the conditions mentioned by you:

List<String> newList = new ArrayList<String>(listOne);

newList.addAll(listTwo);

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