Providing access to FilterDefs from IFullTextSession

Author: ryan-devoted

src/NHibernate.Search/Engine/ISearchFactoryImplementor.cs

@@ -25,8 +25,6 @@ public interface ISearchFactoryImplementor : ISearchFactory
 
         IFilterCachingStrategy GetFilterCachingStrategy();
 
-        FilterDef GetFilterDefinition(string name);
-
         LuceneIndexingParameters GetIndexingParameters(IDirectoryProvider provider);
 
         void AddIndexingParameters(IDirectoryProvider provider, LuceneIndexingParameters indexingParameters);

src/NHibernate.Search/ISearchFactory.cs

@@ -1,3 +1,4 @@
+using NHibernate.Search.Engine;
 using NHibernate.Search.Reader;
 using NHibernate.Search.Store;
 
@@ -35,5 +36,11 @@ public interface ISearchFactory
         /// </summary>
         /// <param name="entityType"></param>
         void Optimize(System.Type entityType);
+
+        bool TryGetFilterDefinition(string name, out FilterDef filter);
+
+        FilterDef GetFilterDefinition(string name);
+
+        void AddFilterDefinition(string name, FilterDef filter);
     }
 }

src/NHibernate.Search/Impl/SearchFactoryImpl.cs

@@ -288,11 +288,21 @@ public void RegisterDirectoryProviderForLocks(IDirectoryProvider provider)
             }
         }
 
+        public bool TryGetFilterDefinition(string name, out FilterDef filter)
+        {
+            return filterDefinitions.TryGetValue(name, out filter);
+        }
+
         public FilterDef GetFilterDefinition(string name)
         {
             return filterDefinitions[name];
         }
 
+        public void AddFilterDefinition(string name, FilterDef filter)
+        {
+            filterDefinitions.Add(name, filter);
+        }
+
         public IOptimizerStrategy GetOptimizerStrategy(IDirectoryProvider provider)
         {
             return dirProviderOptimizerStrategy[provider];