package com.coding.basic;
import java.util.Arrays;
public class Queue {
/**
* 队列长度
*/
private int size;
private LinkedList elementData = new LinkedList();
/**
* 入队操作[向栈尾插入]
* @param o
*/
public void enQueue(Object o){
elementData.add(o);
size++;
}
public Object deQueue(){
Object obj = elementData.removeFirst();
size--;
return obj;
}
public boolean isEmpty(){
if(size==0){
return true;
}else{
return false;
}
}
public int size(){
return size;
}
}