Q) Using Queue algorithm as shown in the code below, create a main class that to create a ticketing system for Customer Service counters. Assuming there are 3 counters that need to serve customer of 3 different types of concerns. These are Technical Issue, Billing and New Customer.

Create a ticketing system that will help the Customer Service department in assisting their customer.

Note: The program should have a menu as shown below and include all necessary error checking for this program.

Menu

[1] Choose Services

[a] New Customer [b] Billing

[c] Technical Issue

[2] Task Accomplished

[a] New Customer

[b] Billing

[c] Technical Issue

[3] Display Number of Customers

[a] New Customer [b] Billing

[c] Technical Issue

[4] Exit

Enter your choice:

--------------------------------------------------------------Very important: Please use eclipse and do not add any method to the code below ( do not create display method use just while on the main class that you will create)

class Queue {

private int maxSize;

private long[] queArray;

private int front;

private int rear;

private int nItems;

public Queue(int s)

{

maxSize = s;

queArray = new long[maxSize]; front = 0;

rear = -1;

nItems = 0;

}

public void insert(long j)

{

if(rear == maxSize-1)

rear = -1;

queArray[++rear] = j;

nItems++;

}

public long remove()

{

long temp = queArray[front++];

if(front == maxSize)

front = 0;

nItems--;

return temp;

}

public long peekFront()

{

return queArray[front]; }

public boolean isEmpty()

{

return (nItems==0); }

public boolean isFull()

{

return (nItems==maxSize); }

public int size()

{

return nItems; }

}