package org.apache.commons.jcs.utils.struct;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 java.util.concurrent.atomic.AtomicInteger;

/**
 *
 * @author Wiktor Niesiobędzki
 *
 *         Simple LRUMap implementation that keeps the number of the objects below or equal maxObjects
 *
 * @param <K>
 * @param <V>
 */
public class LRUMap<K, V> extends AbstractLRUMap<K, V>
{

    /** if the max is less than 0, there is no limit! */
    int maxObjects = -1;
    AtomicInteger counter = new AtomicInteger(0);

    public LRUMap()
    {
        super();
    }

    /**
     *
     * @param maxObjects
     *            maximum number to keep in the map
     */
    public LRUMap(int maxObjects)
    {
        super();
        this.maxObjects = maxObjects;
    }

    @Override
    public boolean shouldRemove()
    {
        return maxObjects > 0 && this.size() > maxObjects;
    }

    public Object getMaxCounter()
    {
        return maxObjects;
    }
}

@@ -43,872 +43,12 @@
 t;%0A%0A
-/*%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *   http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing,%0A * software distributed under the License is distributed on an%0A * %22AS IS%22 BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY%0A * KIND, either express or implied.  See the License for the%0A * specific language governing permissions and limitations%0A * under the License.%0A */%0A%0Aimport java.util.concurrent.atomic.AtomicInteger;%0A%0A
 /**%0A
+
  *%0A 
@@ -275,17 +275,16 @@
 K, V%3E%0A%7B%0A
-%0A
     /** 
@@ -336,16 +336,24 @@
  */%0A    
+private 
 int maxO
@@ -368,58 +368,8 @@
  -1;
-%0A    AtomicInteger counter = new AtomicInteger(0);
 %0A%0A  
@@ -556,37 +556,36 @@
 )%0A    %7B%0A        
-super
+this
 ();%0A        this
@@ -663,32 +663,32 @@
 dRemove()%0A    %7B%0A
+
         return m
@@ -739,81 +739,7 @@
    %7D
-%0A%0A    public Object getMaxCounter()%0A    %7B%0A        return maxObjects;%0A    %7D
 %0A%7D%0A

Remove unused field and method