46 lines
947 B
Java
46 lines
947 B
Java
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package com.example.catchTheLetters.utils;
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import java.util.concurrent.ConcurrentLinkedQueue;
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/**
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* 对象池（防止频繁创建对象触发GC，必须继承）
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* @param <T> 对象类型
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* @author spyn
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*/
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public abstract class ObjectPool<T> {
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private final ConcurrentLinkedQueue<T> pool;
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public ObjectPool() {
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this.pool = new ConcurrentLinkedQueue<>();
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}
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/**
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* 取出一个对象
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* @return 对象
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*/
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public T borrowObject() {
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T object;
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if ((object = pool.poll()) == null) {
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object = createObject();
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}
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return object;
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}
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/**
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* 存入一个对象
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* @param object 对象
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*/
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public void returnObject(T object) {
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if (object == null) {
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return;
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}
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this.pool.offer(object);
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}
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/**
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* 创建一个对象
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* @return 新建的对象
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*/
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protected abstract T createObject();
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}
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