Designing a Queue using Linked List in Java

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Summary: Learn how to implement a Queue data structure using a linked list in Java, along with basic operations like enqueue, dequeue, and peek.
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Queues are fundamental data structures in computer science, following the First-In-First-Out (FIFO) principle. Implementing a queue using a linked list provides a flexible and efficient solution. In this guide, we'll explore how to design and implement a queue using a linked list in Java.

Queue Implementation using Linked List in Java

Below is the Java implementation of a queue using a linked list:

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Usage Example

Let's see how to use this Queue implementation:

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Conclusion

In this guide, we learned how to implement a queue data structure using a linked list in Java. We defined the Queue class with basic operations such as enqueue, dequeue, peek, and isEmpty. Implementing a queue with a linked list provides flexibility in terms of dynamic memory allocation and efficient insertion and deletion operations.

Feel free to use this implementation in your Java projects where a queue data structure is required.