对象池

src/main/java/com/example/catchTheLetters/utils/ObjectPool.java

@@ -1,5 +1,7 @@
 package com.example.catchTheLetters.utils;
 
+import org.jetbrains.annotations.NotNull;
+
 import java.util.concurrent.ConcurrentLinkedQueue;
 
 /**
@@ -7,7 +9,7 @@ import java.util.concurrent.ConcurrentLinkedQueue;
  * @param <T> 对象类型
  * @author spyn
  */
-public abstract class ObjectPool<T> {
+public abstract class ObjectPool<T> implements Iterable<T> {
     private final ConcurrentLinkedQueue<T> pool;
 
     public ObjectPool() {
@@ -42,4 +44,25 @@ public abstract class ObjectPool<T> {
      * @return 新建的对象
      */
     protected abstract T createObject();
+
+    /**
+     * 清空对象池
+     */
+    public void clear() {
+        this.pool.clear();
+    }
+
+    /**
+     * 覆写迭代器，便于遍历对象池
+     */
+    @NotNull
+    @Override
+    public java.util.Iterator<T> iterator() {
+        return this.pool.iterator();
+    }
+
+    @Override
+    public String toString() {
+        return this.pool.toString();
+    }
 }