ArrayList in Java Collection Framework.

List Interface can be implemented in Java using Different Concrete Classes Like ArrayList,LinkedList,Stack,Queue.

Lets consider ArrayList used to Implement the List Interface in Java.

ArrayList

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ArrayList can be used for the creation of Dynamic Arrays in Java,Let us go through the below Code Snippet to consider the creation of ArrayList.

ArrayList Creation.

Let us go through the Different Operations that can be applied on an ArrayList.

Add,Removal Operation in ArrayList

Iterating through the Contents of the ArrayList using the concept of Iterators.

Iterating over the ArrayList.

Sorting an ArrayList can be consider by using the Concept of Collections.sort().

Sorting of the contents present in the ArrayList using the concept of Collections.sort().

Lets consider the Custom Sorting in ArrayList by using the Concept of Comparator Interface.

Pair Class Definition in Java

Now lets consider the implementation of the Comparator Interface for Sorting.

Implementation of Comparator Interface.

Iterating over the ArrayList after Customised Sorting using Comparator Interface.

Cloning an ArrayList :

Cloning of ArrayList

Thank You.