package safeluck.drive.evaluation.cEventCenter;

/**
 * 自定义的对象池
 * MyApplication2
 * Created by lzw on 2019/12/30. 17:06:49
 * 邮箱：632393724@qq.com
 * All Rights Saved! Chongqing AnYun Tech co. LTD
 */
public abstract class ObjectPool<T extends PooledObject> {

    private T[] mContainer;//对象容器

    private final Object LOCK = new Object();//对象锁

    private int length;//每次返回对象都放到数据末端，length表示前面可用对象数

    public ObjectPool(int capacity) {
        mContainer = createObjPool(capacity);
    }

    /**
     * 创建对象池
     * @param capacity 最大限度容量
     * @return
     */
    protected abstract T[] createObjPool(int capacity) ;

    /**
     * 创建一个新的对象
     * @return
     */
    protected abstract T createNewObj();


    public final T get(){
        //先从池中找到空闲的对象，如果没有，则重新创建一个对象
        T obj = findFreeObject();
        if (null == obj){
            obj = createNewObj();
        }else{
            obj.reset();
        }
        return obj;
    }

    /**
     * 从池中找到空闲的对象
     * @return
     */
    private T findFreeObject() {

        return null;
    }
}