添加ringbuffer的模板类

general/src/pattern/ringbuffer.hpp

@@ -0,0 +1,37 @@
+#ifndef __RINGBUFFER__
+#define __RINGBUFFER__
+
+/**
+ * author : caiyuzheng
+ * function: a ringbuffer class
+*/
+#include<stdint.h>
+template <typename T> class RingBuffer{
+public:
+    T At(uint64_t pos);
+    RingBuffer(uint64_t size);
+    ~RingBuffer();
+    
+protected:
+    T *mData;
+    uint64_t mSize;
+};
+
+template<typename T>
+RingBuffer<T>::RingBuffer(uint64_t size) :
+    mData(nullptr),
+    mSize(0) {
+    mSize = size;
+    mData = new T[size];
+}
+template<typename T>
+RingBuffer<T>::~RingBuffer(){
+    delete[] mData;
+}
+
+template<typename T>
+T RingBuffer<T>::At(uint64_t pos){
+    return mData[pos];
+}
+
+#endif