1 files changed, 49 insertions, 0 deletions
diff --git a/src/inc/factory.h b/src/inc/factory.h
new file mode 100644
index 0000000000..ae618fe2dd
--- /dev/null
+++ b/src/inc/factory.h
@@ -0,0 +1,49 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+
+#ifndef _FACTORY_H_
+#define _FACTORY_H_
+
+template<typename PRODUCT>
+class Factory
+{
+public:
+    virtual PRODUCT* Create() = 0;
+    virtual ~Factory() {}
+};
+
+template<typename PRODUCT, DWORD MAX_FACTORY_PRODUCT = 64>
+class InlineFactory : public Factory<PRODUCT>
+{
+public:
+    InlineFactory() : m_next(NULL), m_cProduct(0) { WRAPPER_NO_CONTRACT; }
+    ~InlineFactory() { WRAPPER_NO_CONTRACT; if (m_next) delete m_next; } 
+    PRODUCT* Create();
+
+private:
+    InlineFactory* GetNext()
+    {
+        CONTRACTL {
+            NOTHROW;
+            GC_NOTRIGGER;
+        } CONTRACTL_END;
+
+        if (m_next == NULL)
+        {
+            m_next = new (nothrow) InlineFactory<PRODUCT, MAX_FACTORY_PRODUCT>();
+        }
+              
+        return m_next;
+    }
+
+    InlineFactory* m_next;
+    PRODUCT m_product[MAX_FACTORY_PRODUCT];
+    INT32 m_cProduct;
+};
+
+#include "factory.inl"
+
+#endif
+