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comparison src/org/tmatesoft/hg/util/DirectHashSet.java @ 467:51d682cf9cdc

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Cleaned experimental tag and updated comments/javadoc
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Fri, 22 Jun 2012 17:39:31 +0200
parents 85b8efde5586
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466:3ace1fc95d0a 467:51d682cf9cdc
1 /* 1 /*
2 * Copyright (c) 2011 TMate Software Ltd 2 * Copyright (c) 2011-2012 TMate Software Ltd
3 * 3 *
4 * This program is free software; you can redistribute it and/or modify 4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by 5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License. 6 * the Free Software Foundation; version 2 of the License.
7 * 7 *
14 * the terms of a license other than GNU General Public License 14 * the terms of a license other than GNU General Public License
15 * contact TMate Software at support@hg4j.com 15 * contact TMate Software at support@hg4j.com
16 */ 16 */
17 package org.tmatesoft.hg.util; 17 package org.tmatesoft.hg.util;
18 18
19 import org.tmatesoft.hg.internal.Experimental;
20 19
21 /** 20 /**
22 * Memory-friendly alternative to HashSet. With slightly worse performance than that of HashSet, uses n * sizeof(HashMap.Entry) less memory 21 * Memory-friendly alternative to HashSet. With slightly worse performance than that of HashSet, uses n * sizeof(HashMap.Entry) less memory
23 * (i.e. for set of 50k elements saves more than 1 Mb of memory). Besides, elements of this set can be obtained (not only queried for presence) - 22 * (i.e. for set of 50k elements saves more than 1 Mb of memory). Besides, elements of this set can be obtained (not only queried for presence) -
24 * the option essential for canonical mappings (aka Pool) 23 * the option essential for canonical mappings (aka Pool)
25 * 24 *
26 * @author Artem Tikhomirov 25 * @author Artem Tikhomirov
27 * @author TMate Software Ltd. 26 * @author TMate Software Ltd.
28 */ 27 */
29 @Experimental
30 public class DirectHashSet<T> { 28 public class DirectHashSet<T> {
31 29
32 private Object[] table; 30 private Object[] table;
33 private int size; 31 private int size;
34 private int threshold; 32 private int threshold;