Java BitSet compare(BitSet a, BitSet b)

Description

compare two bit sets

License

Open Source License

Parameter

Parameter	Description
a	a parameter
b	a parameter

Return

comparison

Declaration

public static int compare(BitSet a, BitSet b) 

Method Source Code

//package com.java2s;
/*// w  ww  . j a  va2 s.c  o  m
 * BitSetUtils.java Copyright (C) 2019. Daniel H. Huson
 *
 *  (Some files contain contributions from other authors, who are then mentioned separately.)
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  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
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.util.BitSet;

public class Main {
    /**
     * compare two bit sets
     *
     * @param a
     * @param b
     * @return comparison
     */
    public static int compare(BitSet a, BitSet b) {
        int i = a.nextSetBit(0);
        int j = b.nextSetBit(0);
        while (i == j) {
            if (i == -1)
                return 0;
            i = a.nextSetBit(i + 1);
            j = b.nextSetBit(j + 1);
        }
        if (i < j)
            return -1;
        else
            return 1;
    }
}

Related

1. cardinalityOf(BitSet bs)
2. check(BitSet originalMessage, int messageLength, BitSet polynomial, int polynomialLength)
3. checkValidCharOnly(BitSet validChars, String value)
4. clear(BitSet bitSet_)
5. combine(int length, BitSet... bitsets)
6. copy(BitSet bs)
7. copyBits(BitSet source, BitSet dest, int fromIndex)
8. copyBitSetToBitSet(BitSet src, int srcPos, BitSet dest, int destPos, int length)
9. countLeadingSimilarBits(BitSet a, BitSet b)