Example usage for java.math BigInteger ZERO

Introduction

In this page you can find the example usage for java.math BigInteger ZERO.

Prototype

BigInteger ZERO

To view the source code for java.math BigInteger ZERO.

Click Source Link

Document

The BigInteger constant zero.

Usage

From source file:staff.cashier.CashierController.java

@FXML
private void onClickGetPayment(ActionEvent e)
        throws SQLException, IOException, ClassNotFoundException, DocumentException, DecoderException {
    PendingBill currBill = cashierView.getSelectionModel().getSelectedItem();
    System.out.println(currBill.getCusName() + " " + currBill.getOrderID() + " " + currBill.getBill());

    int orderid = currBill.getOrderID();
    int bill_status = 1;
    Statement st = conn.createStatement();
    Statement st1 = conn.createStatement();
    Statement st2 = conn.createStatement();
    // set bill status 1 in order_info table.
    String query = "update order_info set bill_paid='" + bill_status + "' where order_id='"
            + currBill.getOrderID() + "'";
    st.executeUpdate(query);// www .j ava2s.co  m
    // set cus_id=0 in corrosponding table.
    String query1 = "select * from order_info where order_id='" + currBill.getOrderID() + "'";
    ResultSet rs = st1.executeQuery(query1);
    rs.next();
    BigInteger cus_id = new BigInteger(Long.toString(rs.getLong("c_id")));
    BigInteger new_cid = BigInteger.ZERO;
    String query2 = "update table_info set c_id='" + new_cid + "',order_taken=0 where c_id='" + cus_id + "'";
    st2.executeUpdate(query2);

    //deleting the row
    ObservableList<PendingBill> billSelected, allBill;
    allBill = cashierView.getItems();

    allBill.remove((currBill));

    //Inserting into `bill` schema
    int counter = 0;
    //fetching the bill_id of the last order
    query = "select * from bill";
    rs = st.executeQuery(query);
    while (rs.next()) {
        counter = rs.getInt("bill_id");

    }

    counter++;
    String query3 = "insert into bill values(" + counter + "," + currBill.bill + ")";
    st.executeUpdate(query3);
    //Updating the bill_generation schema
    String query4 = "insert into bill_generation values(" + currBill.orderID + ",'" + caid + "'," + counter
            + ")";
    st.executeUpdate(query4);

    //GENERATING THE BILL IN PDF FORM
    String query5 = "select * from order_info where order_id=" + orderid + " ";
    ResultSet rs1 = st.executeQuery(query5);
    rs1.next();
    String itemList = rs1.getString("list");
    int tis = rs1.getInt("table_id");
    float cc = rs1.getFloat("cost");
    //String itemDetails=rs1.getString("item_qty");
    int coupon = rs1.getInt("coupon_id");

    float disc_p = 0;
    //FETCHING THE DISCOUNT PERCENT CORRESPONDING TO THAT COUPON
    if (coupon != 0) {
        Statement st4 = conn.createStatement();
        String q4 = "select discount_percent from coupon where coupon_id=" + coupon;
        ResultSet rs4 = st4.executeQuery(q4);
        rs4.next();
        disc_p = rs4.getFloat("discount_percent");

    }
    //FETCHING CUSTOMER NAME
    String query6 = "select * from customer where c_id=" + cus_id + "";
    ResultSet rs2 = st.executeQuery(query6);
    rs2.next();
    String cusname = rs2.getString("c_name");
    String email = rs2.getString("c_email");

    String itemsInfo = "";
    /*----------------DESERIALIZATION
    ByteArrayInputStream in = new ByteArrayInputStream(Hex.decodeHex(itemList.toCharArray()));
      String[] aa= (String[]) (new ObjectInputStream(in).readObject());
     //System.out.println(Arrays.toString();
      try{
     for (String aa1 : aa) {
     if(aa1!=null){
         int i;
      String tmp="";
     for( i=0;i<(aa1.length()-1);i++)
     {
                 
         tmp+=aa1.charAt(i);
     }
     int qty=Integer.parseInt(""+aa1.charAt(i));
     itemsInfo+="Item name:    "+tmp+"  Qty:"+qty+"\n\n";
             
     }
     }
      }
      catch(Exception ee){}
    -----------------------------------------*/

    //EXTRACTING INFORMATION ABOUT ORDERED ITEMS
    String tmp = "";
    for (int i = 0; i < (itemList.length() - 1); i++) {
        if (itemList.charAt(i + 1) == '-') {
            int qty = Integer.parseInt("" + itemList.charAt(i));
            Statement st3 = conn.createStatement();
            String q3 = "Select price from menu where d_name='" + tmp + "'";
            ResultSet rs3 = st3.executeQuery(q3);
            rs3.next();
            float p = rs3.getFloat("price");
            itemsInfo += "Item name:" + tmp + "  Qty:" + qty + "  Price:+" + p + "    Total:" + (qty * p)
                    + "\n\n";

            tmp = "";
            i++;
        } else
            tmp += itemList.charAt(i);
    }

    itemsInfo += "Total Cost :" + cc + "\n\n";
    if (coupon != 0) {
        float tprice = cc - ((disc_p * cc) / 100);
        itemsInfo += "You have been given a discount of " + disc_p + "%\n\nFinal Cost     :   Rs." + tprice
                + "\n\n";
    }
    System.out.println("Item info:" + itemsInfo);
    //WRITING TO PDF
    Document doc = new Document();

    PdfWriter writer = PdfWriter.getInstance(doc, new FileOutputStream("Order" + orderid + ".pdf"));
    doc.open();
    doc.addTitle("CENTRICO RESTAURANT");
    doc.addCreationDate();
    doc.addSubject("BILL");
    //System.out.println(itemDetails);

    doc.add(new Paragraph("                         CENTRICO RESTAURANT\n\nORDER ID     :   " + orderid
            + "\n\nTABLE ID       :   " + tis + "\n\nCUSTOMER NAME     :   " + cusname
            + "\n\nEMAIL ID       :   " + email + "\n\n" + itemsInfo + "\n\n"));

    doc.close();
    writer.close();

    //SENDING THE BILL IN MAIL TO THE CUSTOMER
    GmailQuickstart a = new GmailQuickstart();
    a.setCusemail(email);
    a.setCusmessage("Thankyou so much " + cusname
            + " for coming here.Please visit us again :) \n Please find your bill attached below\n");
    a.setCussubject("Bill for order number " + orderid);
    a.setFileName("Order" + orderid + ".pdf");
    Thread t = new Thread(a);
    t.start();

    //alert
    Alert alert = new Alert(Alert.AlertType.INFORMATION);
    alert.setTitle("Information dialog");
    alert.setHeaderText(null);
    alert.setContentText(" Payment has Received Successfully");
    alert.showAndWait();
}

---

From source file:com.emergya.siradmin.invest.InvestmentUpdater.java

public List<LlaveBean> getExistingKeysInChileindica(Integer ano, Integer codigoRegion) {
    LOGGER.info("Obteniendo llaves para del ao " + ano + " y la regin " + codigoRegion);
    try {//from   w ww.  ja  va 2  s  . c o  m
        List<LlaveBean> keys = null;
        ConsultaLlavesResponse response = wsConsultaLlaves.getWSConsultaLlavesPort().WSConsultaLlaves(
                BigInteger.valueOf(ano.longValue()), BigInteger.valueOf(codigoRegion.longValue()));
        Respuesta respuesta = response.getRespuesta();
        if (!BigInteger.ZERO.equals(respuesta.getCodigoRespuesta())) {
            LOGGER.error(
                    "El servicio web Consulta de llaves " + wsConsultaLlaves.getWSConsultaLlavesPortAddress()
                            + " ha devuelto un cdigo de error " + respuesta.getCodigoRespuesta()
                            + ". El mensaje de error fue: " + respuesta.getTextoRespuesta());
            throw new WSCallException(respuesta.getCodigoRespuesta(), respuesta.getTextoRespuesta());

        }
        if (response.getLlavesInversion() != null) {
            keys = new ArrayList<LlaveBean>(response.getLlavesInversion().length);
            for (LlavesInversionData projectKey : response.getLlavesInversion()) {
                LlaveBean key = new LlaveBean();
                key.setAno(projectKey.getAno().intValue());
                key.setRegion(codigoRegion);
                key.setcFicha(projectKey.getC_Ficha().intValue());
                key.setcInstitucion(projectKey.getC_Institucion().intValue());
                key.setcPreinversion(projectKey.getC_Preinversion().intValue());
                BigInteger fechaRegistro = projectKey.getFechaRegistro();
                if (fechaRegistro != null) {
                    key.setFechaRegistro(fechaRegistro.intValue());
                }

                boolean updatable = service.checkIfProjectMustBeUpdated(key.getRegion(), key.getAno(),
                        key.getcInstitucion(), key.getcPreinversion(), key.getcFicha(), key.getFechaRegistro());
                key.setUpdatable(updatable);

                keys.add(key);
            }
            return keys;
        } else {
            if (LOGGER.isInfoEnabled()) {
                LOGGER.info("El WS de consulta de llaves no ha devuelto datos para el ao " + ano
                        + " y la regin " + codigoRegion);
            }
            return new ArrayList<LlaveBean>();
        }

    } catch (RemoteException e) {
        LOGGER.error("Error llamando al servicio web " + wsConsultaLlaves.getWSConsultaLlavesPortAddress(), e);
        throw new WSCallException(e);
    } catch (ServiceException e) {
        LOGGER.error("Error llamando al servicio web " + wsConsultaLlaves.getWSConsultaLlavesPortAddress(), e);
        throw new WSCallException(e);
    }

}

---

From source file:net.ripe.rpki.commons.crypto.util.Asn1Util.java

/**
 * IPAddress ::= BIT STRING/*  w  w  w . j  a va 2  s.co  m*/
 */
public static IpAddress parseIpAddress(IpResourceType type, ASN1Encodable der, boolean padWithOnes) {
    expect(der, DERBitString.class);
    DERBitString derBitString = (DERBitString) der;

    byte[] bytes = derBitString.getBytes();
    BigInteger value = new BigInteger(1, bytes);
    int usedBits = bytes.length * Byte.SIZE;
    int neededBits = type.getBitSize();
    int padBits = derBitString.getPadBits();

    if (padBits > 0) {
        byte lastByte = bytes[bytes.length - 1];
        byte mask = (byte) ((1 << padBits) - 1);
        Validate.isTrue((lastByte & mask) == 0, "pad bits not zero");
    }

    BigInteger upperBits = value.shiftLeft(neededBits - usedBits);
    BigInteger lowerBits = BigInteger.ZERO;
    if (padWithOnes) {
        lowerBits = BigInteger.ONE.shiftLeft(neededBits - usedBits + padBits).subtract(BigInteger.ONE);
    }

    return (IpAddress) type.fromBigInteger(upperBits.or(lowerBits));
}

---

From source file:com.mothsoft.alexis.engine.numeric.TopicActivityDataSetImporter.java

private void importTopicDataForUser(final Long userId, final Date startDate, final Date endDate) {
    logger.debug(String.format("Importing topic activity for user: %d between %s and %s", userId,
            startDate.toString(), endDate.toString()));

    final List<Long> topicIds = this.transactionTemplate.execute(new TransactionCallback<List<Long>>() {
        @SuppressWarnings("unchecked")
        @Override//from   w  w w.  j a v  a  2  s .  c  o  m
        public List<Long> doInTransaction(TransactionStatus txStatus) {
            final Query query = TopicActivityDataSetImporter.this.em
                    .createQuery("SELECT id FROM Topic WHERE userId = :userId ORDER BY id ASC");
            query.setParameter("userId", userId);
            return query.getResultList();
        }
    });

    BigInteger total = BigInteger.ZERO;

    for (final Long topicId : topicIds) {
        BigInteger count = importTopicDataForTopic(topicId, startDate, endDate);
        total = total.add(count);
    }

    recordAggregateTopicActivity(userId, startDate, total);

}

---

From source file:net.ripe.ipresource.IpRange.java

private boolean canBeDividedByThePowerOfTwo(BigInteger number, int power) {
    return number.remainder(BigInteger.valueOf(2).pow(power)).equals(BigInteger.ZERO);
}

---

From source file:com.netflix.imfutility.cpl._2016.Cpl2016ContextBuilderStrategy.java

@Override
public BigFraction getCompositionTimecodeRate() {
    if (cpl2016.getCompositionTimecode() == null) {
        return null;
    }/*from  w w w.  ja v a  2s .  c om*/
    BigInteger rate = cpl2016.getCompositionTimecode().getTimecodeRate();
    boolean isDropFrame = cpl2016.getCompositionTimecode().isTimecodeDropFrame();
    if (rate == null || BigInteger.ZERO.equals(rate)) {
        return null;
    }

    // return as-is if non-drop
    if (!isDropFrame) {
        return new BigFraction(rate);
    }

    // return as 30000/1001 for 30 if drop frame
    return new BigFraction(rate.multiply(BigInteger.valueOf(1000)), BigInteger.valueOf(1001));
}

---

From source file:com.netflix.imfutility.cpl._2013.Cpl2013ContextBuilderStrategy.java

@Override
public BigFraction getCompositionTimecodeRate() {
    if (cpl2013.getCompositionTimecode() == null) {
        return null;
    }//from   w ww  .  j  a  v  a  2 s.c o m
    BigInteger rate = cpl2013.getCompositionTimecode().getTimecodeRate();
    boolean isDropFrame = cpl2013.getCompositionTimecode().isTimecodeDropFrame();
    if (rate == null || BigInteger.ZERO.equals(rate)) {
        return null;
    }

    // return as-is if non-drop
    if (!isDropFrame) {
        return new BigFraction(rate);
    }

    // return as 30000/1001 for 30 if drop frame
    return new BigFraction(rate.multiply(BigInteger.valueOf(1000)), BigInteger.valueOf(1001));
}

---

From source file:org.jcryptool.visual.verifiablesecretsharing.views.ReconstructionChartComposite.java

private XYDataset createDataset() {

    final XYSeries playerAndSharesSeries = new XYSeries("Shares");
    final XYSeries reconstructionSeries = new XYSeries("Reconstructed Polynom");
    final XYSeries secretSeries = new XYSeries("Secret");
    BigInteger[] coef = reconstructedPolynom.getCoef();
    BigInteger y = BigInteger.ZERO;

    for (int i = 0; i < playerID.length && playerID[i] != 0; i++) {
        playerAndSharesSeries.add(playerID[i], shares[i]);
    }//from www  .j a  v  a  2  s. com
    for (int i = 0; i <= playerID[playerID.length - 1]; i++) {
        for (int j = 0; j < coef.length; j++) {
            y = y.add(coef[j].multiply(new BigInteger(i + "").pow(j)));
        }
        reconstructionSeries.add(i, y);
        y = BigInteger.ZERO;
    }

    secretSeries.add(0, secret);

    final XYSeriesCollection dataset = new XYSeriesCollection();
    dataset.addSeries(playerAndSharesSeries);
    dataset.addSeries(reconstructionSeries);
    dataset.addSeries(secretSeries);

    return dataset;
}

---

From source file:com.redhat.lightblue.crud.ldap.translator.ResultTranslatorTest.java

@Test
public void testTranslate_SimpleField_BigIntegerType() throws JSONException {
    SearchResultEntry result = new SearchResultEntry(-1, "uid=john.doe,dc=example,dc=com",
            new Attribute[] { new Attribute("key", BigInteger.ZERO.toString()) });

    EntityMetadata md = fakeEntityMetadata("fakeMetadata", new SimpleField("key", BigIntegerType.TYPE));

    DocCtx document = new ResultTranslator(factory, md, new TrivialLdapFieldNameTranslator()).translate(result);

    assertNotNull(document);//  www  .  jav a  2 s .  c om

    JSONAssert.assertEquals("{\"key\":" + BigInteger.ZERO + ",\"dn\":\"uid=john.doe,dc=example,dc=com\"}",
            document.getOutputDocument().toString(), true);
}

---

From source file:com.tps.ttorrent.bcodec.BDecoder.java

/**
 * Returns the next b-encoded value on the stream and makes sure it is a
 * number.//  w ww .  j a v  a2  s .c om
 *
 * @throws InvalidBEncodingException If it is not a number.
 */
public BEValue bdecodeNumber() throws IOException {
    int c = this.getNextIndicator();
    if (c != 'i') {
        throw new InvalidBEncodingException("Expected 'i', not '" + (char) c + "'");
    }
    this.indicator = 0;

    c = this.read();
    if (c == '0') {
        c = this.read();
        if (c == 'e')
            return new BEValue(BigInteger.ZERO);
        else
            throw new InvalidBEncodingException("'e' expected after zero," + " not '" + (char) c + "'");
    }

    // We don't support more the 255 char big integers
    char[] chars = new char[256];
    int off = 0;

    if (c == '-') {
        c = this.read();
        if (c == '0')
            throw new InvalidBEncodingException("Negative zero not allowed");
        chars[off] = (char) c;
        off++;
    }

    if (c < '1' || c > '9')
        throw new InvalidBEncodingException("Invalid Integer start '" + (char) c + "'");
    chars[off] = (char) c;
    off++;

    c = this.read();
    int i = c - '0';
    while (i >= 0 && i <= 9) {
        chars[off] = (char) c;
        off++;
        c = read();
        i = c - '0';
    }

    if (c != 'e')
        throw new InvalidBEncodingException("Integer should end with 'e'");

    String s = new String(chars, 0, off);
    return new BEValue(new BigInteger(s));
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• »