This is for java just get as close to the UML as you think. UML DIAGRAM FOR AND

Question

This is for java just get as close to the UML as you think.

UML DIAGRAM FOR AND DISCUSSION FOR Queue

Queue<E extends Comparable<E>>

private LinkedList<E> list

<<constructor>> Queue()

<<constructor>> Queue(name : String)

+ enqueue(item : E)

+ dequeue() : E

+ lengthIs() : int

+ peek() : E

+ toString() : String

+ isEmpty() : Boolean

+ clear()

Notes on Queue

The composition technique of Queue is being used. That is, Queue HAS-A LinkedList, as opposed to the inheritance technique where Queue IS-A LinkedList

The implementation of the methods is as discussed and demonstrated in class.

Queue<E extends Comparable<E>>

private LinkedList<E> list

<<constructor>> Queue()

<<constructor>> Queue(name : String)

+ enqueue(item : E)

+ dequeue() : E

+ lengthIs() : int

+ peek() : E

+ toString() : String

+ isEmpty() : Boolean

+ clear()

Explanation / Answer

Please find the required program along with its output. Please see the comments against each line to understand the step.

---------------------------------------------------

OUTPUT:

[5, 7, 1, 9]
[7, 1, 9]
Length: 3
After clear : isEmpty: true

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