对象池

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

@@ -72,6 +72,7 @@ public class ObjectPool<T> implements Iterable<T> {
 
     /**
      * 覆写迭代器，便于遍历对象池
+     * @return 迭代器
      */
     @NotNull
     @Override
@@ -79,8 +80,14 @@ public class ObjectPool<T> implements Iterable<T> {
         return this.pool.iterator();
     }
 
+    /**
+     * 覆写toString方法，便于输出对象池信息
+     * @return 对象池信息
+     */
     @Override
     public String toString() {
-        return this.pool.toString();
+        return "ObjectPool{" +
+                "pool=" + pool +
+                "} Count: " + pool.size();
     }
 }