Add tick times API and /mspt command (#3102)

Spigot-API-Patches/0193-Add-tick-times-API.patch

@@ -0,0 +1,65 @@
+From 1fe29f877ba04e8bed08b47c185ddb9244705507 Mon Sep 17 00:00:00 2001
+From: William Blake Galbreath <Blake.Galbreath@GMail.com>
+Date: Sun, 5 Apr 2020 22:22:58 -0500
+Subject: [PATCH] Add tick times API
+
+
+diff --git a/src/main/java/org/bukkit/Bukkit.java b/src/main/java/org/bukkit/Bukkit.java
+index b9973406..c3c2d9c6 100644
+--- a/src/main/java/org/bukkit/Bukkit.java
++++ b/src/main/java/org/bukkit/Bukkit.java
+@@ -1412,6 +1412,25 @@ public final class Bukkit {
+     public static double[] getTPS() {
+         return server.getTPS();
+     }
++
++    /**
++     * Get a sample of the servers last tick times (in nanos)
++     *
++     * @return A sample of the servers last tick times (in nanos)
++     */
++    @NotNull
++    public static long[] getTickTimes() {
++        return server.getTickTimes();
++    }
++
++    /**
++     * Get the average tick time (in millis)
++     *
++     * @return Average tick time (in millis)
++     */
++    public static double getAverageTickTime() {
++        return server == null ? 0D : server.getAverageTickTime();
++    }
+     // Paper end
+ 
+     /**
+diff --git a/src/main/java/org/bukkit/Server.java b/src/main/java/org/bukkit/Server.java
+index 80f9abdc..bfa83c9b 100644
+--- a/src/main/java/org/bukkit/Server.java
++++ b/src/main/java/org/bukkit/Server.java
+@@ -1188,6 +1188,21 @@ public interface Server extends PluginMessageRecipient {
+      */
+     @NotNull
+     public double[] getTPS();
++
++    /**
++     * Get a sample of the servers last tick times (in nanos)
++     *
++     * @return A sample of the servers last tick times (in nanos)
++     */
++    @NotNull
++    long[] getTickTimes();
++
++    /**
++     * Get the average tick time (in millis)
++     *
++     * @return Average tick time (in millis)
++     */
++    double getAverageTickTime();
+     // Paper end
+ 
+     // Paper start
+-- 
+2.24.0
+