Java Object Hash hash(Object... objects)

Description

Generates a hash code for a collection of objects using Arrays#hashCode(Object[]) .

License

LGPL

Parameter

Parameter	Description
objects	Collection of objects

Return

A hash value

Declaration

public static int hash(Object... objects) 

Method Source Code

//package com.java2s;
/*/*from   w  ww . j  a  v  a 2 s .co  m*/
 * $Id$
 *
 * Firebird Open Source JavaEE Connector - JDBC Driver
 *
 * Distributable under LGPL license.
 * You may obtain a copy of the License at http://www.gnu.org/copyleft/lgpl.html
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * LGPL License for more details.
 *
 * This file was created by members of the firebird development team.
 * All individual contributions remain the Copyright (C) of those
 * individuals.  Contributors to this file are either listed here or
 * can be obtained from a source control history command.
 *
 * All rights reserved.
 */

import java.util.Arrays;

public class Main {
    /**
     * Generates a hash code for a collection of objects using {@link Arrays#hashCode(Object[])}.
     *
     * @param objects
     *         Collection of objects
     * @return A hash value
     */
    public static int hash(Object... objects) {
        return Arrays.hashCode(objects);
    }

    /**
     * Returns the {@link Object#hashCode()} for the supplied object or 0 if the object is <code>null</code>.
     *
     * @param obj
     *         object
     * @return The <code>hashCode</code>
     */
    public static int hashCode(Object obj) {
        return obj != null ? obj.hashCode() : 0;
    }
}

Related

1. combineHashesOrdered(Object... objs)
2. deepHashCode(final Object object)
3. deepHashCode(Object o)
4. getIdentityAsHex(Object object)
5. hash(Object o)
6. hash(Object... values)
7. hashCode(final Object o)
8. hashCode(final Object... objects)
9. hashCode(final Object... objects)