From 29bb48a8cc8122871d8728be6fd8b853e52568bd Mon Sep 17 00:00:00 2001
From: Haidong Ji
Date: Wed, 23 Jan 2019 16:14:16 -0600
Subject: Interim checkin. Network packet processing not done yet.

---
 src/main/NetworkPacket.java | 83 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 src/main/NetworkPacket.java

(limited to 'src/main/NetworkPacket.java')

diff --git a/src/main/NetworkPacket.java b/src/main/NetworkPacket.java
new file mode 100644
index 0000000..805dcf5
--- /dev/null
+++ b/src/main/NetworkPacket.java
@@ -0,0 +1,83 @@
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Scanner;
+
+public class NetworkPacket {
+
+    public static class Request {
+        public int arrivalTime;
+        public int processTime;
+
+        public Request(int arrivalTime, int processTime) {
+            this.arrivalTime = arrivalTime;
+            this.processTime = processTime;
+        }
+
+    }
+
+    public static class Response {
+        public boolean dropped;
+        public int startTime;
+
+        public Response(boolean dropped, int startTime) {
+            this.dropped = dropped;
+            this.startTime = startTime;
+        }
+    }
+
+    public static class Buffer {
+        private int size;
+        private ArrayList<Integer> finishTime = new ArrayList<Integer>();
+
+        public Buffer(int size) {
+            this.size = size;
+        }
+        public Response processRequests(Request request) {
+            // write your code here
+            if (this.size == 0)
+            return new Response(false,-1);
+            else {
+                if (finishTime.size() == 0)
+            }
+        }
+    }
+    private static ArrayList<Request> ReadQueries(Scanner scanner) throws IOException {
+        int requests_count = scanner.nextInt();
+        ArrayList<Request> requests = new ArrayList<Request>();
+        for (int i = 0; i < requests_count; ++i) {
+            int arrival_time = scanner.nextInt();
+            int process_time = scanner.nextInt();
+            requests.add(new Request(arrival_time, process_time));
+        }
+        return requests;
+    }
+
+    public static ArrayList<Response> processRequests(ArrayList<Request> requests, Buffer buf) {
+        ArrayList<Response> responses = new ArrayList<>();
+        for (int i = 0; i < requests.size(); i++) {
+           responses.add(buf.processRequests(requests.get(i)));
+        }
+        return responses;
+    }
+    private static void PrintResponses(ArrayList<Response> responses) {
+        for (int i = 0; i < responses.size(); ++i) {
+            Response response = responses.get(i);
+            if (response.dropped) {
+                System.out.println(-1);
+            } else {
+                System.out.println(response.startTime);
+            }
+        }
+    }
+
+    public static void main(String[] args) throws IOException {
+        Scanner scanner = new Scanner(System.in);
+
+        int buffer_max_size = scanner.nextInt();
+        Buffer buffer = new Buffer(buffer_max_size);
+
+        ArrayList<Request> requests = ReadQueries(scanner);
+        ArrayList<Response> responses = processRequests(requests, buffer);
+        PrintResponses(responses);
+    }
+}
-- 
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