How to reverse ArrayList in Java?

The reverse method of Collections class can be used to reverse any collection. It is a static method. Let's see the signature of reverse method:

Let's see a simple example to reverse ArrayList in Java:

public class ReverseArrayList {
	public static void main(String[] args) {
		List<String> l = new ArrayList<String>();
		l.add("Mango");
		l.add("Banana");
		l.add("Mango");
		l.add("Apple");
		System.out.println("Before Reversing");
		System.out.println(l.toString());
		
		Collections.reverse(l);
		System.out.println("After Reversing");
		System.out.println(l);
	}
}

Output:

Before Reversing
[Mango, Banana, Mango, Apple]
After Reversing
[Apple, Mango, Banana, Mango]

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