From 4163cf421c152d1b2c928dbf760c8d5af4f1e379 Mon Sep 17 00:00:00 2001
From: hyzboy <hyzboy@gmail.com>
Date: Wed, 20 Mar 2024 23:07:02 +0800
Subject: [PATCH] added SeriesPool.h

---
 inc/hgl/type/SeriesPool.h | 75 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 inc/hgl/type/SeriesPool.h

diff --git a/inc/hgl/type/SeriesPool.h b/inc/hgl/type/SeriesPool.h
new file mode 100644
index 0000000..9c8eb75
--- /dev/null
+++ b/inc/hgl/type/SeriesPool.h
@@ -0,0 +1,75 @@
+#pragma once
+//#include<hgl/type/DataType.h>
+
+namespace hgl
+{
+    /**
+     * 序号池
+     */
+    template<typename T> class SeriesPool
+    {
+        //一定要用带BOM头的UTF8存哦！“量”字在一行的最后，会导致编译器报错，认不出来换行符。
+
+        T max_count;                        ///<最大数量
+        T *series_data;                     ///<序列数据
+        T *end;                             ///<结束指针
+        T *access;                          ///<访问指针
+
+    public:
+
+        const int GetMaxCount()const{return max_count;}
+
+    public:
+
+        SeriesPool(const T &count)
+        {
+            max_count=count;
+            series_data=new T[max_count];
+            end=series_data+max_count;
+            access=end;
+
+            {
+                T *p=series_data;
+
+                for(T i=0;i<max_count;i++)
+                {
+                    *p=i;
+                    ++p;
+                }
+            }
+        }
+
+        virtual ~SeriesPool()
+        {
+            delete[] series_data;
+        }
+
+        bool Acquire(T *sp)
+        {
+            if(!sp)return(false);
+
+            if(access<=series_data)
+                return(false);
+
+            *sp=*(--access);
+            return(true);
+        }
+
+        bool Release(const T &s)
+        {
+            if(access>=end)
+                return(false);
+
+            *access=s;
+            ++access;
+
+            return(true);
+        }
+    };//template<typename T> class SeriesPool
+
+    using SeriesInt=SeriesPool<int>;
+    using SeriesUInt=SeriesPool<uint>;
+
+    using SeriesInt64=SeriesPool<int64>;
+    using SeriesUInt64=SeriesPool<uint64>;
+}//namespace hgl