Changeset 17105 for stable/HeuristicLab.Core/3.3/PersistenceContentManager.cs

Timestamp:

07/08/19 00:23:12 (6 years ago)

Author:

mkommend

Message:

#2520: Merged 16584, 16585,16594,16595, 16625, 16658, 16659, 16672, 16707, 16729, 16792, 16796, 16797, 16799, 16819, 16906, 16907, 16908, 16933, 16945, 16992, 16994, 16995, 16996, 16997, 17014, 17015, 17017, 17020, 17021, 17022, 17023, 17024, 17029, 17086, 17087, 17088, 17089 into stable.

Location:

stable

Files:

• . (modified) (1 prop)
• HeuristicLab.Core (modified) (1 prop)
• HeuristicLab.Core/3.3/PersistenceContentManager.cs (modified) (2 diffs)

stable/HeuristicLab.Core/3.3/PersistenceContentManager.cs

@@ -25 +25 @@
 using HEAL.Attic;
 using System;
+using System.Diagnostics;
 
 namespace HeuristicLab.Core {
@@ -30 +31 @@
     public PersistenceContentManager() : base() { }
 
-    protected override IStorableContent LoadContent(string filename) {
-      // first try to load using the new persistence format
-      try {
+    protected override IStorableContent LoadContent(string filename, out Info info) {
+      bool useOldPersistence = XmlParser.CanOpen(filename);
+      IStorableContent content = null;
+      if (useOldPersistence) {
+        var sw = new Stopwatch();
+        sw.Start();
+        content = XmlParser.Deserialize<IStorableContent>(filename);
+        sw.Stop();
+        info = new Info(filename, sw.Elapsed);
+      } else {
         var ser = new ProtoBufSerializer();
-        return (IStorableContent)ser.Deserialize(filename);
-      } catch (Exception) {
-        // try old format if new format fails
-        return XmlParser.Deserialize<IStorableContent>(filename);
+        content = (IStorableContent)ser.Deserialize(filename, out SerializationInfo serInfo);
+        info = new Info(filename, serInfo);
       }
+      if (content == null) throw new PersistenceException($"Cannot deserialize root element of {filename}");
+      return content;
     }
+
 
     protected override void SaveContent(IStorableContent content, string filename, bool compressed, CancellationToken cancellationToken) {
       var ser = new ProtoBufSerializer();
-      ser.Serialize(content, filename, cancellationToken); 
+      ser.Serialize(content, filename, cancellationToken);
     }
   }