1 files changed, 41 insertions, 0 deletions
diff --git a/Firebase/Database/FViewProcessor.h b/Firebase/Database/FViewProcessor.h
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+++ b/Firebase/Database/FViewProcessor.h
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+/*
+ * Copyright 2017 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <Foundation/Foundation.h>
+
+@class FViewCache;
+@class FViewProcessorResult;
+@class FChildChangeAccumulator;
+@protocol FNode;
+@class FWriteTreeRef;
+@class FPath;
+@protocol FOperation;
+@protocol FNodeFilter;
+
+
+@interface FViewProcessor : NSObject
+
+- (id)initWithFilter:(id<FNodeFilter>)nodeFilter;
+
+- (FViewProcessorResult *)applyOperationOn:(FViewCache *)oldViewCache operation:(id<FOperation>)operation writesCache:(FWriteTreeRef *)writesCache completeCache:(id <FNode>)optCompleteCache;
+- (FViewCache *) revertUserWriteOn:(FViewCache *)viewCache
+                              path:(FPath *)path
+                       writesCache:(FWriteTreeRef *)writesCache
+                     completeCache:(id<FNode>)optCompleteCache
+                       accumulator:(FChildChangeAccumulator *)accumulator;
+
+
+@end