Initial commit

2026-07-12 14:22:00 +04:00
commit 49ecd4784c
90 changed files with 6910 additions and 0 deletions
@@ -0,0 +1,27 @@
+#ifndef CREATOR_FUNCTION_FAMILY_H
+#define CREATOR_FUNCTION_FAMILY_H
+
+#include "../creatorAbstract.h"
+
+BEGIN_NAMESPACE(BusinessLogic)
+BEGIN_NAMESPACE(Hash)
+BEGIN_NAMESPACE(Function)
+BEGIN_NAMESPACE(Family)
+
+class Creator : public Abstract::Creator
+{
+protected:
+    Creator()
+    {
+    }
+
+public:
+    virtual const Product &create() const = 0;
+};
+
+END_NAMESPACE //  Family
+END_NAMESPACE //  Function
+END_NAMESPACE //  Hash
+END_NAMESPACE //  BusinessLogic
+
+#endif // CREATOR_FUNCTION_FAMILY_H
@@ -0,0 +1,25 @@
+#ifndef CREATOR_FUNCTION_FNV1a_H
+#define CREATOR_FUNCTION_FNV1a_H
+
+#include "fnv1a.h"
+#include "creatorFamily.h"
+
+BEGIN_NAMESPACE(BusinessLogic)
+BEGIN_NAMESPACE(Hash)
+BEGIN_NAMESPACE(Function)
+BEGIN_NAMESPACE(FNV1a)
+
+class Creator : public Family::Creator
+{
+public:
+    virtual const Product &create() const override {
+        return Product::getInstance();
+    }
+};
+
+END_NAMESPACE //  FNV1a
+END_NAMESPACE //  Function
+END_NAMESPACE //  Hash
+END_NAMESPACE //  BusinessLogic
+
+#endif // !CREATOR_FUNCTION_FNV1a_H
@@ -0,0 +1,39 @@
+#ifndef FUNCTION_FAMILY_H
+#define FUNCTION_FAMILY_H
+
+#include "../abstract.h"
+
+BEGIN_NAMESPACE(BusinessLogic)
+BEGIN_NAMESPACE(Hash)
+BEGIN_NAMESPACE(Function)
+BEGIN_NAMESPACE(Family)
+
+using function_type = std::function<size_t(size_t, size_t)>;
+
+class Product : public Abstract::Product
+{
+protected:
+    const function_type m_function;
+
+protected:
+    Product(const function_type& function) : m_function(function)
+    {
+    }
+
+public:
+    const function_type &to_std() const {
+        return m_function;
+    }
+    size_t getHash(size_t first, size_t second) const {
+        // First - the value that is hashed
+        // Second - coefficient
+        return m_function(first, second);
+    }
+};
+
+END_NAMESPACE //  Family
+END_NAMESPACE //  Function
+END_NAMESPACE //  Hash
+END_NAMESPACE //  BusinessLogic
+
+#endif // FUNCTION_FAMILY_H
@@ -0,0 +1,40 @@
+#ifndef FUNCTION_FNV1a_H
+#define FUNCTION_FNV1a_H
+
+#include "family.h"
+
+BEGIN_NAMESPACE(BusinessLogic)
+BEGIN_NAMESPACE(Hash)
+BEGIN_NAMESPACE(Function)
+BEGIN_NAMESPACE(FNV1a)
+
+using Singleton = BusinessLogic::Pattern::Singleton<Product>;
+
+class Product final : public Family::Product, public Singleton
+{
+private:
+    const int32_t m_p;
+
+private:
+    friend const Product &Singleton::getInstance();
+    Product() 
+        : Family::Product(
+            [this](size_t value, size_t i) -> size_t {
+                size_t result = (0x811C9DC5 xor i) xor static_cast<int32_t>(value);
+                return static_cast<int32_t>(result * m_p);
+            }
+          )
+        , m_p(0x01000193)
+    {
+    }
+
+public:
+    using Singleton::getInstance;
+};
+
+END_NAMESPACE //  FNV1a
+END_NAMESPACE //  Function
+END_NAMESPACE //  Hash
+END_NAMESPACE //  BusinessLogic
+
+#endif // !FUNCTION_FNV1a_H