However, since List is a Java collections interface, we cannot directly create a list from the interface-Java interfaces cannot be used to create objects.ĪrrayList is a Java class that implements the List interface and allows us to create resizable arrays. In Java, the List interface provides a set of features that allows data to be stored sequentially. After reading this tutorial, you’ll be an expert at initializing array lists in Java. This tutorial will explore, with examples, how to initialize an ArrayList in Java using the asList() method. The Arrays.asList() method allows you to initialize an ArrayList in Java. That’s where Java’s Arrays.asList() method comes in. In order to work with ArrayLists in Java, you need to know how to initialize an ArrayList. Initializing an array list refers to the process of assigning a set of values to an array.
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