Initial commit of Admission Control xAPP and E2AP/X2AP definitions

[ric-app/admin.git] / src / protector-plugin / sliding_window.hpp

diff --git a/src/protector-plugin/sliding_window.hpp b/src/protector-plugin/sliding_window.hpp
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+++ b/src/protector-plugin/sliding_window.hpp
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+/*
+==================================================================================
+
+        Copyright (c) 2018-2019 AT&T Intellectual Property.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+==================================================================================
+*/
+
+#ifndef SLIDING_WINDOW_
+#define SLIDING_WINDOW_
+
+#include <iostream>
+#include <vector>
+#include <chrono>
+#include <thread>
+#include <sstream>
+
+#define MIN_WINDOW_SIZE 1  // in seconds
+#define MAX_WINDOW_SIZE 604800 // in seconds 1 week
+
+class sliding_window {
+
+public:
+  sliding_window(unsigned int);
+  bool update_window (unsigned int);
+  std::string display_window(void);
+  bool resize_window(unsigned int);
+  std::string get_error(void) { return error_string ;};
+  unsigned int net_events;
+  void clear(void);
+  
+private:  
+  std::vector<unsigned int> sliding_window_;
+  unsigned int head, tail,  window_size_;
+  std::chrono::time_point<std::chrono::steady_clock>  leading_edge_;
+  std::string error_string;
+};
+
+
+#endif