1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.db.procore.cluster;
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14 public class IntHashTrait {
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15 public static final boolean isFree(int a) {
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16 return FREE_VALUE == a;
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18 public static final boolean isFull(int a) {
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19 return (a & 0x7fffffff) != 0;
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20 //return a != FREE_VALUE && a != REMOVED_VALUE;
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22 public static final boolean isRemoved(int a) {
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23 return REMOVED_VALUE == a;
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25 public static final int setFree() {
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28 public static final int setFull(int a) {
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29 assert(a != FREE_VALUE && a != REMOVED_VALUE);
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32 public static int setRemoved() {
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33 return REMOVED_VALUE;
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35 private static final int FREE_VALUE = 0;
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36 private static final int REMOVED_VALUE = 0x80000000;
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