Rename OpenSim.Framework.Statistics to OpenSim.Framework.Monitoring.

This better reflects the long-term purpose of that project and matches Monitoring modules.

OpenSim/Framework/Monitoring/UserStatsCollector.cs

@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System.Timers;
+
+namespace OpenSim.Framework.Monitoring
+{
+    /// <summary>
+    /// Collects user service statistics
+    /// </summary>
+    public class UserStatsCollector : BaseStatsCollector
+    {
+        private Timer ageStatsTimer = new Timer(24 * 60 * 60 * 1000);
+
+        private int successfulLoginsToday;
+        public int SuccessfulLoginsToday { get { return successfulLoginsToday; } }
+
+        private int successfulLoginsYesterday;
+        public int SuccessfulLoginsYesterday { get { return successfulLoginsYesterday; } }
+
+        private int successfulLogins;
+        public int SuccessfulLogins { get { return successfulLogins; } }
+
+        private int logouts;
+        public int Logouts { get { return logouts; } }
+
+        public UserStatsCollector()
+        {
+            ageStatsTimer.Elapsed += new ElapsedEventHandler(OnAgeing);
+            ageStatsTimer.Enabled = true;
+        }
+
+        private void OnAgeing(object source, ElapsedEventArgs e)
+        {
+            successfulLoginsYesterday = successfulLoginsToday;
+
+            // There is a possibility that an asset request could occur between the execution of these
+            // two statements.  But we're better off without the synchronization overhead.
+            successfulLoginsToday = 0;
+        }
+
+        /// <summary>
+        /// Record a successful login
+        /// </summary>
+        public void AddSuccessfulLogin()
+        {
+            successfulLogins++;
+            successfulLoginsToday++;
+        }
+
+        public void AddLogout()
+        {
+            logouts++;
+        }
+
+        /// <summary>
+        /// Report back collected statistical information.
+        /// </summary>
+        /// <returns></returns>
+        override public string Report()
+        {
+            return string.Format(
+@"Successful logins total : {0}, today : {1}, yesterday : {2}
+          Logouts total : {3}",
+                SuccessfulLogins, SuccessfulLoginsToday, SuccessfulLoginsYesterday, Logouts);
+        }
+    }
+}