wasBayesSharp

Subversion Repositories:

 /BayesSharp/BayesClassifier.cs
@@ -141,8 +141,18 @@
         /// <param name="json">The json content to be loaded</param>
         public void ImportJsonData(string json)
         {
-            _tags = JsonConvert.DeserializeObject<TagDictionary<TTokenType, TTagType>>(json);
-            _mustRecache = true;
+            var result = JsonConvert.DeserializeObject<TagDictionary<TTokenType, TTagType>>(json);
+            switch (result != null)
+            {
+                case true:
+                    _tags = result;
+                    _mustRecache = true;
+                    break;
+                default:
+                    _tags = new TagDictionary<TTokenType, TTagType>();
+                    break;
+            }
         }
         /// <summary>
@@ -150,7 +160,10 @@
         /// </summary>
         public string ExportJsonData()
         {
-            return JsonConvert.SerializeObject(_tags);
+            return _tags?.Items != null &&
+                _tags.Items.Any() ?
+                    JsonConvert.SerializeObject(_tags) :
+                    string.Empty;
         }
         /// <summary>
@@ -317,7 +330,6 @@
             return probs.OrderByDescending(p => p).Take(2048);
         }
-        #endregion
+        #endregion Private Methods
     }
-}
+}

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