Java Hash Calculate hashEqules(Object source, Object obj)

Description

hash Equles

License

Apache License

Declaration

public static final boolean hashEqules(Object source, Object obj) 

Method Source Code

//package com.java2s;
/**//from w  w w .  ja v a  2  s  .c  o m
 * 
 * Copyright 2008 - 2009
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 * 
 * @project loonframework
 * @author chenpeng
 * @email?ceponline@yahoo.com.cn
 * @version 0.1
 */

public class Main {

    public static final boolean hashEqules(Object source, Object obj) {
        return (hash(source) == hash(obj));
    }

    private static int hash(Object x) {
        int h = x.hashCode();
        h += ~(h << 9);
        h ^= (h >>> 14);
        h += (h << 4);
        h ^= (h >>> 10);
        return h;
    }
}

Related

1. hashClassName(Class clazz)
2. hashCombine(int seed, int hash)
3. hashCombine(int seed, int hash)
4. hashDisp(long hash)
5. hashDouble(double val)
6. hashFloat(float value)
7. hashFloatBits(long hash, float f)
8. hashFNV32(int val)
9. hashFNV64(byte[] bytes)