Commited event listening SPI / layers for efficient coding of logic for remote/local/replication queries at once

src/main/java/net/openhft/chronicle/map/MapAbsentEntry.java

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+/*
+ * Copyright 2015 Higher Frequency Trading
+ *
+ *  http://www.higherfrequencytrading.com
+ *
+ *  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.
+ */
+
+package net.openhft.chronicle.map;
+
+import net.openhft.chronicle.hash.Value;
+
+public interface MapAbsentEntry<K, V> {
+    
+    Value<K, ?> absentKey();
+    
+    boolean defaultInsert(Value<V, ?> value);
+    
+    Value<V, ?> defaultValue();
+}