Added treehash calculation

[pithos-ms-client] / trunk / Pithos.Interfaces / ObjectInfo.cs

diff --git a/trunk/Pithos.Interfaces/ObjectInfo.cs b/trunk/Pithos.Interfaces/ObjectInfo.cs
index a30d902..1675be1 100644 (file)
--- a/trunk/Pithos.Interfaces/ObjectInfo.cs
+++ b/trunk/Pithos.Interfaces/ObjectInfo.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 
 namespace Pithos.Interfaces
@@ -23,13 +24,56 @@ namespace Pithos.Interfaces
         public Dictionary<string, string> Extensions
         {
             get { return _extensions; }
-            set { _extensions = value; }
+            set
+            {
+                _extensions = value;
+                ExtractKnownExtensions();
+            }
         }
 
-
+        public long? Version { get; set; }
+        public DateTime? VersionTimeStamp { get; set; }
 
         public Stream Stream { get; set; }
 
-        public static ObjectInfo Empty=new ObjectInfo {Name=String.Empty,Hash=String.Empty,Bytes=0,Content_Type=String.Empty,Last_Modified=DateTime.MinValue};
+
+        private void ExtractKnownExtensions()
+        {
+            Version=GetLong("X-Object-Version");
+            VersionTimeStamp = GetTimestamp("X-Object-Version-TimeStamp");
+        }
+
+        private long? GetLong(string name)
+        {
+            string version;
+            long value;
+            if (_extensions.TryGetValue(name, out version) && long.TryParse(version, out value))
+            {
+                return value;
+            }
+            return null;
+        }
+
+        private DateTime? GetTimestamp(string name)
+        {
+            string version;
+            DateTime value;
+            if (_extensions.TryGetValue(name, out version) && 
+                DateTime.TryParse(version,CultureInfo.InvariantCulture,DateTimeStyles.AdjustToUniversal, out value))
+            {
+                return value;
+            }
+            return null;
+        }
+
+
+        public static ObjectInfo Empty = new ObjectInfo
+        {
+            Name = String.Empty,
+            Hash = String.Empty,
+            Bytes = 0,
+            Content_Type = String.Empty,
+            Last_Modified = DateTime.MinValue
+        };
     }
 }
\ No newline at end of file