Java Abs abs(long index)

Description

abs

License

Apache License

Declaration

public static long abs(long index) 

Method Source Code

//package com.java2s;
/*//from   w w w . j  a v  a  2  s  . co  m
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

public class Main {
    public static long abs(long index) {
        long negbit = index >> 63;
        return (index ^ negbit) - negbit;
    }
}

Related

1. abs(int pos, double[] array)
2. abs(int val)
3. abs(int val)
4. abs(int value)
5. abs(int x)
6. Abs(Object in)
7. abs(short x)
8. abs2(double[][] IN)
9. abs2(float[] f)