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Java > Open Source Codes > org > eclipse > jdt > internal > corext > util > LRUMap


1 /*******************************************************************************
2  * Copyright (c) 2000, 2006 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11
12 package org.eclipse.jdt.internal.corext.util;
13
14 import java.util.LinkedHashMap JavaDoc;
15
16 /**
17  *
18  */
19 public class LRUMap extends LinkedHashMap JavaDoc {
20     
21     private static final long serialVersionUID= 1L;
22     private final int fMaxSize;
23     
24     public LRUMap(int maxSize) {
25         super(maxSize, 0.75f, true);
26         fMaxSize= maxSize;
27     }
28     
29     protected boolean removeEldestEntry(java.util.Map.Entry eldest) {
30         return size() > fMaxSize;
31     }
32 }
33
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