Package java.math

Examples of java.math.BigInteger.testBit()

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        BigInteger midpoint;
        boolean remainder;
        if (left.compareTo(right) < 0)
        {
            BigInteger sum = left.add(right);
            remainder = sum.testBit(0);
            midpoint = sum.shiftRight(1);
        }
        else
        {
            BigInteger max = TWO.pow(sigbits);
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        else
        {
            BigInteger max = TWO.pow(sigbits);
            // wrapping case
            BigInteger distance = max.add(right).subtract(left);
            remainder = distance.testBit(0);
            midpoint = distance.shiftRight(1).add(left).mod(max);
        }
        return new Pair<BigInteger, Boolean>(midpoint, remainder);
    }
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        BigInteger midpoint;
        boolean remainder;
        if (left.compareTo(right) < 0)
        {
            BigInteger sum = left.add(right);
            remainder = sum.testBit(0);
            midpoint = sum.shiftRight(1);
        }
        else
        {
            BigInteger max = TWO.pow(sigbits);
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        else
        {
            BigInteger max = TWO.pow(sigbits);
            // wrapping case
            BigInteger distance = max.add(right).subtract(left);
            remainder = distance.testBit(0);
            midpoint = distance.shiftRight(1).add(left).mod(max);
        }
        return new Pair(midpoint, remainder);
    }
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            for (int i = h.bitLength() - 2; i > 0; i--)
            {            
                R = R.twice();      

                if ( h.testBit(i) && !e.testBit(i) )
                {                   
                    //System.out.print("+");
                    R = R.add(this);
                }
                else if ( !h.testBit(i) && e.testBit(i) )
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                if ( h.testBit(i) && !e.testBit(i) )
                {                   
                    //System.out.print("+");
                    R = R.add(this);
                }
                else if ( !h.testBit(i) && e.testBit(i) )
                {
                    //System.out.print("-");
                    R = R.subtract(this);
                }
                // else
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        int j = start;
        int transparency = OPAQUE;
        boolean allgray = true;
        BigInteger validBits = this.validBits;
        for (int i = 0; i < size; i++, j++) {
            if (validBits != null && !validBits.testBit(i)) {
                continue;
            }
            int cmaprgb = cmap[j];
            int r = (cmaprgb >> 16) & 0xff;
            int g = (cmaprgb >>  8) & 0xff;
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        if (!(Integer.valueOf(P3Status) == board.getP3Status())) {
            System.out.println("P3 status changed");
            BigInteger P3StatusBi = new BigInteger(P3Status);
            String behavior = null;
            for (int i = 0; i < 8; i++) {
                Boolean newStatusBit = P3StatusBi.testBit(i);
                int j = i + 1;
                if (newStatusBit == true) {
                    relayStatus = "1";
                } else {
                    relayStatus = "0";
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        if (!(Integer.valueOf(P5Status) == board.getP5Status())) {
            System.out.println("P5 status changed");
            BigInteger P5StatusBi = new BigInteger(P5Status);
            String behavior = null;
            for (int i = 0; i < 8; i++) {
                Boolean newStatusBit = P5StatusBi.testBit(i);
                int j = i + 1;
                if (newStatusBit == true) {
                    relayStatus = "1";
                } else {
                    relayStatus = "0";
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        BigInteger midpoint;
        boolean remainder;
        if (left.compareTo(right) < 0)
        {
            BigInteger sum = left.add(right);
            remainder = sum.testBit(0);
            midpoint = sum.shiftRight(1);
        }
        else
        {
            BigInteger max = TWO.pow(sigbits);
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