package com.coding.basic;
public class Queue {
private LinkedList elementData = new LinkedList();
public void enQueue(Object o){
this.elementData.addLast(o);
}
public Object deQueue(){
return this.elementData.removeFirst();
}
public boolean isEmpty(){
if(this.elementData.size() == 0){
return true;
}else{
return false;
}
}
public int size(){
return this.elementData.size();
}
public String toString(){
return this.elementData.toString();
}
}