diff --git a/of/lib/src/main/java/org/projectfloodlight/openflow/util/LRULinkedHashMap.java b/of/lib/src/main/java/org/projectfloodlight/openflow/util/LRULinkedHashMap.java
new file mode 100644
index 0000000..7798e67
--- /dev/null
+++ b/of/lib/src/main/java/org/projectfloodlight/openflow/util/LRULinkedHashMap.java
@@ -0,0 +1,42 @@
+/**
+ *    Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior
+ *    University
+ *
+ *    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 org.projectfloodlight.openflow.util;
+
+import java.util.LinkedHashMap;
+
+public class LRULinkedHashMap<K, V> extends LinkedHashMap<K, V> {
+    private static final long serialVersionUID = -2964986094089626647L;
+    protected int maximumCapacity;
+
+    public LRULinkedHashMap(final int initialCapacity, final int maximumCapacity) {
+        super(initialCapacity, 0.75f, true);
+        this.maximumCapacity = maximumCapacity;
+    }
+
+    public LRULinkedHashMap(final int maximumCapacity) {
+        super(16, 0.75f, true);
+        this.maximumCapacity = maximumCapacity;
+    }
+
+    @Override
+    protected boolean removeEldestEntry(final java.util.Map.Entry<K, V> eldest) {
+        if (this.size() > maximumCapacity)
+            return true;
+        return false;
+    }
+}