Package java.math

Examples of java.math.BigInteger.intValue()

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  @Test
  public void positiveInteger()
  {
    BigIntegerConverter converter = new BigIntegerConverter();
    BigInteger bigInteger = converter.convertToObject("12345", Locale.GERMAN);
    assertEquals(12345, bigInteger.intValue());
  }

  @Test
  public void negativeInteger()
  {
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  @Test
  public void negativeInteger()
  {
    BigIntegerConverter converter = new BigIntegerConverter();
    BigInteger bigInteger = converter.convertToObject("-12345", Locale.GERMAN);
    assertEquals(-12345, bigInteger.intValue());
  }

  @Test
  public void positiveLong()
  {
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        BigInteger bn = BigInteger.valueOf(n);

        for (int i = 0; i < t; i++) {
            BigInteger a = BigInteger.valueOf(SmallPrimes.PRIMES[i]);
            BigInteger bPow = a.modPow(br, bn);
            int y = bPow.intValue();
            if ((1 != y) && (y != nMinus1)) {
                int j = 1;
                while ((j <= s - 1) && (nMinus1 != y)) {
                    long square = ((long) y) * y;
                    y = (int) (square % n);
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{
    @Test
    public void testInteger()
    {
        BigInteger bi = new BigInteger("1");
        assert bi.intValue() == 1;
        assert IntegerType.instance.getString(IntegerType.instance.fromString("1")).equals("1");
        assert IntegerType.instance.fromString(IntegerType.instance.getString(ByteBuffer.wrap(bi.toByteArray())))
                .equals(ByteBuffer.wrap(bi.toByteArray()));
        assert IntegerType.instance.compose(ByteBuffer.wrap(bi.toByteArray())).equals(bi);
        assert JdbcInteger.instance.toString(bi).equals("1");
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        BigInteger w = t.divide(BigInteger.valueOf(d2));
        if (w.bitLength() > 31) {
            throw new MathArithmeticException(LocalizedFormats.NUMERATOR_OVERFLOW_AFTER_MULTIPLY,
                                              w);
        }
        return new Fraction (w.intValue(),
                ArithmeticUtils.mulAndCheck(denominator/d1,
                        fraction.denominator/d2));
    }

    /**
 
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            b = b.divide(TWO); // b = b/2
        }

        if (v.testBit(0))
        {
            k = k * jacobiTable[a.intValue() & 7];
        }

        if (a.signum() < 0)
        { // a < 0
            if (b.testBit(1))
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                String oidString = ((ASN1ObjectIdentifier)publicKey.getObjectAt(0))
                    .toString();

                // decode <n>
                BigInteger bigN = ((ASN1Integer)publicKey.getObjectAt(1)).getValue();
                int n = bigN.intValue();

                // decode <t>
                BigInteger bigT = ((ASN1Integer)publicKey.getObjectAt(2)).getValue();
                int t = bigT.intValue();
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                BigInteger bigN = ((ASN1Integer)publicKey.getObjectAt(1)).getValue();
                int n = bigN.intValue();

                // decode <t>
                BigInteger bigT = ((ASN1Integer)publicKey.getObjectAt(2)).getValue();
                int t = bigT.intValue();

                // decode <matrixG>
                byte[] matrixG = ((ASN1OctetString)publicKey.getObjectAt(3)).getOctets();

                return new BCMcElieceCCA2PublicKey(new McElieceCCA2PublicKeySpec(
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                String oidString = ((ASN1ObjectIdentifier)privKey.getObjectAt(0))
                    .toString();

                // decode <n>
                BigInteger bigN = ((ASN1Integer)privKey.getObjectAt(1)).getValue();
                int n = bigN.intValue();

                // decode <k>
                BigInteger bigK = ((ASN1Integer)privKey.getObjectAt(2)).getValue();
                int k = bigK.intValue();
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                BigInteger bigN = ((ASN1Integer)privKey.getObjectAt(1)).getValue();
                int n = bigN.intValue();

                // decode <k>
                BigInteger bigK = ((ASN1Integer)privKey.getObjectAt(2)).getValue();
                int k = bigK.intValue();


                // decode <fieldPoly>
                byte[] encFieldPoly = ((ASN1OctetString)privKey.getObjectAt(3))
                    .getOctets();
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