| /******************************************************************************* |
| * Copyright (c) 2005, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.common.frameworks.internal; |
| |
| public class HashUtil { |
| |
| public static int SEED = 11; |
| private static int MULTI = 31; |
| |
| public static int hash(int seed, int i){ |
| return seed * MULTI + i; |
| } |
| |
| public static int hash(int seed, Object obj){ |
| return hash(seed, null != obj ? obj.hashCode() : SEED); |
| } |
| |
| public static int hash(int seed, boolean b){ |
| return hash(seed, b ? 1 : SEED); |
| } |
| } |
