Example usage for java.math BigInteger and

List of usage examples for java.math BigInteger and

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Introduction

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

Prototype

public BigInteger and(BigInteger val)

Source Link

Document

Returns a BigInteger whose value is (this & val) .

Usage

From source file:nl.minvenj.pef.pseudo.IPPseudonymizer.java

private byte[] pseudonymize(final byte[] ipAddress, final int bitCount, final int mask,
        final int changeBitCount) {
    final BigInteger ipBigInt = new BigInteger(1, ipAddress);
    final String ipString = ipBigInt.toString(RADIX);

    final BigInteger bigIntMask = BigInteger.ONE.shiftLeft(bitCount - mask).subtract(BigInteger.ONE);

    final String bitStringToEncrypt = ipBigInt.and(bigIntMask).toString(RADIX);
    final String bitStringToEncryptPadded = Util.padZeroLeft(bitStringToEncrypt,
            changeBitCount - bitStringToEncrypt.length());

    final String encrypted = _encrypter.encrypt(TWEAK, bitStringToEncryptPadded);

    final int keptBitCount = ipString.length() - changeBitCount;
    // keptBitCount is how many (string) bits to keep there are left in the original string
    // this is not necessarily equal to the mask, due to the conversion from BigInteger
    // since it will get converted to a number, take those left and concat, or if none, just use encrypted
    final String rebuiltBitString = keptBitCount > 0 ? ipString.substring(0, keptBitCount).concat(encrypted)
            : encrypted;//w w w .j  a  v  a2  s .  co m

    return toIPAddressOfSize(new BigInteger(rebuiltBitString, RADIX), ipAddress.length);
}

From source file:com.bigdata.dastor.dht.CollatingOrderPreservingPartitioner.java

/**
 * Convert a (positive) BigInteger into a byte array representing its magnitude.
 * If remainder is true, an additional byte with the high order bit enabled
 * will be added to the end of the array
 *//*from w w w .  j a va2 s . c om*/
private byte[] bytesForBig(BigInteger big, int sigbytes, boolean remainder) {
    byte[] bytes = new byte[sigbytes + (remainder ? 1 : 0)];
    if (remainder) {
        // remaining bit is the most significant in the last byte
        bytes[sigbytes] |= 0x80;
    }
    // bitmask for a single byte
    for (int i = 0; i < sigbytes; i++) {
        int maskpos = 8 * (sigbytes - (i + 1));
        // apply bitmask and get byte value
        bytes[i] = (byte) (big.and(BYTE_MASK.shiftLeft(maskpos)).shiftRight(maskpos).intValue() & 0xFF);
    }
    return bytes;
}

From source file:org.rifidi.emulator.reader.epc.commandhandler.EPCSource.java

/**
 * Gets a list of tags using the TagSelectors.
 * //from   ww w  .  jav  a  2s .c  om
 * @param arg
 * @param asr
 * @return
 */
public CommandObject readIDs(CommandObject arg, AbstractReaderSharedResources asr) {
    String[] nameSplit = arg.getCurrentQueryName().split("\\.");
    String name = nameSplit[0];

    GenericRadio newRadio = asr.getRadio();
    EPCTagMemory memory;

    Set<Integer> antennaKeySet = new HashSet<Integer>();

    Integer z;
    for (String x : asr.getSourceMap().get(name).getReadPoints()) {
        z = Integer.valueOf(x);
        antennaKeySet.add(z);
    }

    memory = (EPCTagMemory) asr.getTagMemory();
    newRadio.scan(antennaKeySet, memory);
    Collection<RifidiTag> tagList = memory.getTagReport();

    Set<String> tagListSet = new HashSet<String>();

    for (RifidiTag t : tagList) {
        tagListSet.add(ByteAndHexConvertingUtility.toHexString(t.getTag().readId()).replace(" ", ""));
    }

    for (TagSelector selector : asr.getSourceMap().get(name).getTagSelectors().values()) {
        ArrayList<String> removeString = new ArrayList<String>();
        for (String tag : tagListSet) {
            BigInteger mask = new BigInteger(selector.getMask(), 16);
            BigInteger value = new BigInteger(selector.getValue(), 16);
            BigInteger tagBig = new BigInteger(tag, 16);
            if (selector.getInclusiveFlag()) {
                if (!tagBig.and(mask).equals(tagBig.and(value))) {
                    removeString.add(tag);
                }
            } else {
                if (tagBig.and(mask).equals(tagBig.and(value))) {
                    removeString.add(tag);
                }
            }
        }
        for (String i : removeString) {
            tagListSet.remove(i);
        }
    }

    arg.getReturnValue().clear();
    EPCCommon.format_echo(arg, asr);

    String retVal = "";

    for (String tag : tagListSet) {
        retVal += tag + EPCCommon.NEWLINE;
    }

    if (tagListSet.size() == 0) {
        retVal += "(no tags)" + EPCCommon.NEWLINE;
    }

    arg.getReturnValue().add(retVal);

    arg.getReturnValue().add(EPCCommon.NEWLINE);

    EPCCommon.prompt(arg, asr);
    return arg;
}

From source file:dap4.dap4.Dap4Print.java

protected String valueString(Object value, DapType basetype) throws DataException {
    if (value == null)
        return "null";
    AtomicType atype = basetype.getAtomicType();
    boolean unsigned = atype.isUnsigned();
    switch (atype) {
    case Int8://from  ww  w  .  j  a  v a  2s . c  o m
    case UInt8:
        long lvalue = ((Byte) value).longValue();
        if (unsigned)
            lvalue &= 0xFFL;
        return String.format("%d", lvalue);
    case Int16:
    case UInt16:
        lvalue = ((Short) value).longValue();
        if (unsigned)
            lvalue &= 0xFFFFL;
        return String.format("%d", lvalue);
    case Int32:
    case UInt32:
        lvalue = ((Integer) value).longValue();
        if (unsigned)
            lvalue &= 0xFFFFFFFFL;
        return String.format("%d", lvalue);
    case Int64:
    case UInt64:
        lvalue = ((Long) value).longValue();
        if (unsigned) {
            BigInteger b = BigInteger.valueOf(lvalue);
            b = b.and(DapUtil.BIG_UMASK64);
            return b.toString();
        } else
            return String.format("%d", lvalue);
    case Float32:
        return String.format("%f", ((Float) value).floatValue());
    case Float64:
        return String.format("%f", ((Double) value).doubleValue());
    case Char:
        return "'" + ((Character) value).toString() + "'";
    case String:
    case URL:
        return "\"" + ((String) value) + "\"";
    case Opaque:
        ByteBuffer opaque = (ByteBuffer) value;
        String s = "0x";
        for (int i = 0; i < opaque.limit(); i++) {
            byte b = opaque.get(i);
            char c = hexchar((b >> 4) & 0xF);
            s += c;
            c = hexchar((b) & 0xF);
            s += c;
        }
        return s;
    case Enum:
        return valueString(value, ((DapEnum) basetype).getBaseType());
    default:
        break;
    }
    throw new DataException("Unknown type: " + basetype);
}

From source file:org.rifidi.emulator.reader.alien.commandhandler.AlienTag.java

/**
 * Gets and sets the type of the tag to return.
 * /*w ww.j  av  a2  s  .  c  o  m*/
 * @param arg
 *            The CommandObject which contains the information from the
 *            method.
 * @param asr
 *            An Alien Shared Resources Object which is needed for access to
 *            Radio, TagMemory and so on
 * @return The CommandObject, unmodified if the command was a get, modified
 *         if the command is a set.
 */
public CommandObject tagType(CommandObject arg, AbstractReaderSharedResources asr) {

    ArrayList<Object> retValArray = new ArrayList<Object>();
    if (arg.getArguments().size() > 0) {

        if (!AlienCommon.checkIntegerArg(arg)) {
            ArrayList<Object> retVal;
            String i = arg.getCurrentQueryName();
            ArrayList<Object> tempVal = new ArrayList<Object>();
            tempVal.add(i);
            retVal = new AlienExceptionHandler().invalidCommandError(tempVal, "Integer", arg);
            arg.setReturnValue(retVal);
            return arg;
        }

        Integer intVal = new Integer(((String) arg.getArguments().get(0)));
        if (intVal < 1 || intVal > 31) {
            // Here we have to catch a possible range-based error
            if (!arg.getPromptSuppress()) {
                retValArray.add(arg.getCurrentQueryName() + AlienCommon.NEWLINE
                        + "Error 10: Value out of range.  Legal limits" + " are between 1 and 31."
                        + AlienCommon.NEWLINE + AlienCommon.ENDOFREPLY + AlienCommon.NONZEROPROMPT);
            } else {
                retValArray.add(arg.getCurrentQueryName() + AlienCommon.NEWLINE
                        + "Error 10: Value out of range.  Legal limits" + " are between 1 and 31."
                        + AlienCommon.ENDOFREPLY);
            }
            arg.setReturnValue(retValArray);
            return arg;
        }

        BigInteger newInt = new BigInteger(String.valueOf(intVal.intValue()));
        BigInteger sixteen = new BigInteger("16");
        BigInteger four = new BigInteger("4");
        BigInteger two = new BigInteger("2");
        BigInteger one = new BigInteger("1");

        HashSet<TagGen> types = new HashSet<TagGen>();

        // Doing bitwise operations with BigInteger. If any of the 3 least
        // significant bits are 1, we read gen1 tags
        if (newInt.and(four).intValue() != 0 || newInt.and(two).intValue() != 0
                || newInt.and(one).intValue() != 0) {
            types.add(TagGen.GEN1);
        }

        // If the most significant bit is 1, we read gen2 tags
        if (newInt.and(sixteen).intValue() != 0) {
            types.add(TagGen.GEN2);
        }

        AlienTagMemory tm = (AlienTagMemory) asr.getTagMemory();
        tm.setTagTypeSelection(types);
    }

    return AlienCommon.getter_setter(arg, asr);
}

From source file:android_network.hetnet.vpn_service.ServiceSinkhole.java

public static List<InetAddress> getDns(Context context) {
    List<InetAddress> listDns = new ArrayList<>();
    List<String> sysDns = Util.getDefaultDNS(context);

    // Get custom DNS servers
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    String vpnDns1 = prefs.getString("dns", null);
    String vpnDns2 = prefs.getString("dns2", null);
    Log.i(TAG, "DNS system=" + TextUtils.join(",", sysDns) + " VPN1=" + vpnDns1 + " VPN2=" + vpnDns2);

    if (vpnDns1 != null)
        try {/*from  w  w w .j  av a 2 s  .  co  m*/
            InetAddress dns = InetAddress.getByName(vpnDns1);
            if (!(dns.isLoopbackAddress() || dns.isAnyLocalAddress()))
                listDns.add(dns);
        } catch (Throwable ignored) {
        }

    if (vpnDns2 != null)
        try {
            InetAddress dns = InetAddress.getByName(vpnDns2);
            if (!(dns.isLoopbackAddress() || dns.isAnyLocalAddress()))
                listDns.add(dns);
        } catch (Throwable ex) {
            Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        }

    // Use system DNS servers only when no two custom DNS servers specified
    if (listDns.size() <= 1)
        for (String def_dns : sysDns)
            try {
                InetAddress ddns = InetAddress.getByName(def_dns);
                if (!listDns.contains(ddns) && !(ddns.isLoopbackAddress() || ddns.isAnyLocalAddress()))
                    listDns.add(ddns);
            } catch (Throwable ex) {
                Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
            }

    // Remove local DNS servers when not routing LAN
    boolean lan = prefs.getBoolean("lan", false);
    if (lan) {
        List<InetAddress> listLocal = new ArrayList<>();
        try {
            Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
            if (nis != null)
                while (nis.hasMoreElements()) {
                    NetworkInterface ni = nis.nextElement();
                    if (ni != null && ni.isUp() && !ni.isLoopback()) {
                        List<InterfaceAddress> ias = ni.getInterfaceAddresses();
                        if (ias != null)
                            for (InterfaceAddress ia : ias) {
                                InetAddress hostAddress = ia.getAddress();
                                BigInteger host = new BigInteger(1, hostAddress.getAddress());

                                int prefix = ia.getNetworkPrefixLength();
                                BigInteger mask = BigInteger.valueOf(-1)
                                        .shiftLeft(hostAddress.getAddress().length * 8 - prefix);

                                for (InetAddress dns : listDns)
                                    if (hostAddress.getAddress().length == dns.getAddress().length) {
                                        BigInteger ip = new BigInteger(1, dns.getAddress());

                                        if (host.and(mask).equals(ip.and(mask))) {
                                            Log.i(TAG, "Local DNS server host=" + hostAddress + "/" + prefix
                                                    + " dns=" + dns);
                                            listLocal.add(dns);
                                        }
                                    }
                            }
                    }
                }
        } catch (Throwable ex) {
            Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        }

        List<InetAddress> listDns4 = new ArrayList<>();
        List<InetAddress> listDns6 = new ArrayList<>();
        try {
            listDns4.add(InetAddress.getByName("8.8.8.8"));
            listDns4.add(InetAddress.getByName("8.8.4.4"));
            listDns6.add(InetAddress.getByName("2001:4860:4860::8888"));
            listDns6.add(InetAddress.getByName("2001:4860:4860::8844"));

        } catch (Throwable ex) {
            Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        }

        for (InetAddress dns : listLocal) {
            listDns.remove(dns);
            if (dns instanceof Inet4Address) {
                if (listDns4.size() > 0) {
                    listDns.add(listDns4.get(0));
                    listDns4.remove(0);
                }
            } else {
                if (listDns6.size() > 0) {
                    listDns.add(listDns6.get(0));
                    listDns6.remove(0);
                }
            }
        }
    }

    // Prefer IPv4 addresses
    Collections.sort(listDns, new Comparator<InetAddress>() {
        @Override
        public int compare(InetAddress a, InetAddress b) {
            boolean a4 = (a instanceof Inet4Address);
            boolean b4 = (b instanceof Inet4Address);
            if (a4 && !b4)
                return -1;
            else if (!a4 && b4)
                return 1;
            else
                return 0;
        }
    });

    return listDns;
}

From source file:eu.faircode.netguard.ServiceSinkhole.java

public static List<InetAddress> getDns(Context context) {
    List<InetAddress> listDns = new ArrayList<>();
    List<String> sysDns = Util.getDefaultDNS(context);

    // Get custom DNS servers
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    boolean ip6 = prefs.getBoolean("ip6", true);
    String vpnDns1 = prefs.getString("dns", null);
    String vpnDns2 = prefs.getString("dns2", null);
    Log.i(TAG, "DNS system=" + TextUtils.join(",", sysDns) + " VPN1=" + vpnDns1 + " VPN2=" + vpnDns2);

    if (vpnDns1 != null)
        try {//from  w w w  .j a  v a2  s  .  co m
            InetAddress dns = InetAddress.getByName(vpnDns1);
            if (!(dns.isLoopbackAddress() || dns.isAnyLocalAddress()) && (ip6 || dns instanceof Inet4Address))
                listDns.add(dns);
        } catch (Throwable ignored) {
        }

    if (vpnDns2 != null)
        try {
            InetAddress dns = InetAddress.getByName(vpnDns2);
            if (!(dns.isLoopbackAddress() || dns.isAnyLocalAddress()) && (ip6 || dns instanceof Inet4Address))
                listDns.add(dns);
        } catch (Throwable ex) {
            Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        }

    // Use system DNS servers only when no two custom DNS servers specified
    if (listDns.size() <= 1)
        for (String def_dns : sysDns)
            try {
                InetAddress ddns = InetAddress.getByName(def_dns);
                if (!listDns.contains(ddns) && !(ddns.isLoopbackAddress() || ddns.isAnyLocalAddress())
                        && (ip6 || ddns instanceof Inet4Address))
                    listDns.add(ddns);
            } catch (Throwable ex) {
                Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
            }

    // Remove local DNS servers when not routing LAN
    boolean lan = prefs.getBoolean("lan", false);
    boolean use_hosts = prefs.getBoolean("filter", false) && prefs.getBoolean("use_hosts", false);
    if (lan && use_hosts) {
        List<InetAddress> listLocal = new ArrayList<>();
        try {
            Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
            if (nis != null)
                while (nis.hasMoreElements()) {
                    NetworkInterface ni = nis.nextElement();
                    if (ni != null && ni.isUp() && !ni.isLoopback()) {
                        List<InterfaceAddress> ias = ni.getInterfaceAddresses();
                        if (ias != null)
                            for (InterfaceAddress ia : ias) {
                                InetAddress hostAddress = ia.getAddress();
                                BigInteger host = new BigInteger(1, hostAddress.getAddress());

                                int prefix = ia.getNetworkPrefixLength();
                                BigInteger mask = BigInteger.valueOf(-1)
                                        .shiftLeft(hostAddress.getAddress().length * 8 - prefix);

                                for (InetAddress dns : listDns)
                                    if (hostAddress.getAddress().length == dns.getAddress().length) {
                                        BigInteger ip = new BigInteger(1, dns.getAddress());

                                        if (host.and(mask).equals(ip.and(mask))) {
                                            Log.i(TAG, "Local DNS server host=" + hostAddress + "/" + prefix
                                                    + " dns=" + dns);
                                            listLocal.add(dns);
                                        }
                                    }
                            }
                    }
                }
        } catch (Throwable ex) {
            Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        }

        List<InetAddress> listDns4 = new ArrayList<>();
        List<InetAddress> listDns6 = new ArrayList<>();
        try {
            listDns4.add(InetAddress.getByName("8.8.8.8"));
            listDns4.add(InetAddress.getByName("8.8.4.4"));
            if (ip6) {
                listDns6.add(InetAddress.getByName("2001:4860:4860::8888"));
                listDns6.add(InetAddress.getByName("2001:4860:4860::8844"));
            }

        } catch (Throwable ex) {
            Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        }

        for (InetAddress dns : listLocal) {
            listDns.remove(dns);
            if (dns instanceof Inet4Address) {
                if (listDns4.size() > 0) {
                    listDns.add(listDns4.get(0));
                    listDns4.remove(0);
                }
            } else {
                if (listDns6.size() > 0) {
                    listDns.add(listDns6.get(0));
                    listDns6.remove(0);
                }
            }
        }
    }

    return listDns;
}

From source file:com.peterbochs.PeterBochsDebugger.java

private void updateInstructionUsingBochs(BigInteger address) {
    try {/*from ww w . ja  v  a  2 s .  c o  m*/
        final int maximumLine = 400;
        String command;
        jStatusLabel.setText("Updating instruction");
        if (address == null) {
            BigInteger cs = CommonLib.string2BigInteger(this.registerPanel.jCSTextField.getText());
            BigInteger eip = CommonLib.string2BigInteger(this.registerPanel.eipTextField.getText());
            eip = eip.and(CommonLib.string2BigInteger("0xffffffffffffffff"));
            command = "disasm cs:0x" + eip.toString(16) + " 0x" + cs.toString(16) + ":0x"
                    + eip.add(BigInteger.valueOf(0x400)).toString(16);
        } else {
            command = "disasm " + address + " " + address.add(BigInteger.valueOf(0x400));
        }
        commandReceiver.clearBuffer();
        commandReceiver.shouldShow = false;
        sendCommand(command);
        commandReceiver.waitUntilHaveLine(30);
        String result = commandReceiver.getCommandResultUntilEnd();
        String lines[] = result.split("\n");
        if (lines.length > 0) {
            InstructionTableModel model = (InstructionTableModel) instructionTable.getModel();
            jStatusProgressBar.setMaximum(lines.length - 1);
            for (int x = 0; x < lines.length && x < maximumLine; x++) {
                jStatusProgressBar.setValue(x);
                try {
                    lines[x] = lines[x].replaceFirst("\\<.*\\>", "");
                    String strs[] = lines[x].split(":");
                    int secondColon = lines[x].indexOf(":", lines[x].indexOf(":") + 1);

                    // load cCode
                    String pcStr = strs[0].trim();
                    BigInteger pc = CommonLib.string2BigInteger("0x" + pcStr);
                    if (pc == null) {
                        continue;
                    }
                    String s[] = getCCode(pc, false);
                    String lineNo[] = getCCode(pc, true);
                    if (s != null && lineNo != null) {
                        for (int index = 0; index < s.length; index++) {
                            model.addRow(new String[] { "",
                                    "cCode : 0x" + pc.toString(16) + " : " + lineNo[index], s[index], "" });
                        }
                    }
                    // end load cCode
                    model.addRow(new String[] { "", "0x" + pc.toString(16),
                            lines[x].substring(secondColon + 1).trim().split(";")[0].trim(),
                            lines[x].split(";")[1] });
                } catch (Exception ex) {
                    ex.printStackTrace();
                }
            }

            model.removeNonOrderInstruction();
            model.fireTableDataChanged();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:com.peterbochs.PeterBochsDebugger.java

private void jRefreshAddressTranslateButtonActionPerformed(ActionEvent evt) {
    AddressTranslateTableModel model = (AddressTranslateTableModel) this.jAddressTranslateTable2.getModel();

    if (jSearchAddressRadioButton1.isSelected()) {
        if (!this.jAddressTextField.getText().contains(":")
                || this.jAddressTextField.getText().replaceAll("[^:]", "").length() != 1) {
            JOptionPane.showMessageDialog(this,
                    "Error, please input <segment selector>:<offset>\n\ne.g. : 0x10:0x12345678", "Error",
                    JOptionPane.ERROR_MESSAGE);
            return;
        }/*  www . java  2  s.  c  o m*/
        BigInteger segSelector = CommonLib.string2BigInteger(this.jAddressTextField.getText().split(":")[0]);
        BigInteger address = CommonLib.string2BigInteger(this.jAddressTextField.getText().split(":")[1]);

        // for (int x = 0; x < model.getRowCount(); x++) {
        // if (model.searchType.get(x).equals(1) &&
        // model.searchSegSelector.get(x).equals(segSelector) &&
        // model.searchAddress.get(x).equals(address)) {
        // return;
        // }
        // }

        model.searchType.add(1);
        model.searchSegSelector.add(segSelector);
        model.searchAddress.add(address);

        model.virtualAddress.add(address);
        BigInteger segNo = segSelector.shiftRight(3);
        model.segNo.add(segNo);

        // read GDT descriptor
        int descriptor[] = PeterBochsCommonLib
                .getMemoryFromBochs(CommonLib.string2BigInteger(this.registerPanel.jGDTRTextField.getText())
                        .add(segNo.multiply(BigInteger.valueOf(8))), 8);
        BigInteger baseAddress = CommonLib.getBigInteger(descriptor[2], descriptor[3], descriptor[4],
                descriptor[7], 0, 0, 0, 0);
        BigInteger linearAddress = baseAddress.add(address);
        model.baseAddress.add(baseAddress);
        model.linearAddress.add(linearAddress);

        BigInteger pdNo = CommonLib.getBigInteger(linearAddress, 31, 22);
        model.pdNo.add(pdNo);
        int pdeBytes[] = PeterBochsCommonLib
                .getMemoryFromBochs(CommonLib.string2BigInteger(this.registerPanel.jCR3TextField.getText())
                        .add(pdNo.multiply(BigInteger.valueOf(4))), 4);
        BigInteger pde = CommonLib.getBigInteger(pdeBytes, 0);
        model.pde.add(pde);

        BigInteger ptNo = CommonLib.getBigInteger(linearAddress, 21, 12);
        model.ptNo.add(ptNo);
        BigInteger pageTableBaseAddress = pde.and(CommonLib.string2BigInteger("0xfffff000"));
        int pteBytes[] = PeterBochsCommonLib
                .getMemoryFromBochs(pageTableBaseAddress.add(ptNo.multiply(BigInteger.valueOf(4))), 4);
        BigInteger pte = CommonLib.getBigInteger(pteBytes, 0);
        BigInteger pagePhysicalAddress = pte.and(CommonLib.string2BigInteger("0xfffff000"));
        model.pte.add(pte);

        BigInteger physicalAddress = pagePhysicalAddress.add(CommonLib.getBigInteger(linearAddress, 11, 0));
        model.physicalAddress.add(physicalAddress);
        int bytesAtPhysicalAddress[] = PeterBochsCommonLib.getMemoryFromBochs(physicalAddress, 8);
        model.bytes.add(PeterBochsCommonLib.convertToString(bytesAtPhysicalAddress));

        model.fireTableDataChanged();
    } else if (jSearchAddressRadioButton2.isSelected()) {
        // for (int x = 0; x < model.getRowCount(); x++) {
        // if (model.searchType.get(x).equals(2) &&
        // model.searchAddress.get(x).equals(CommonLib.string2long(this.jAddressTextField.getText())))
        // {
        // return;
        // }
        // }
        BigInteger address = CommonLib.string2BigInteger(this.jAddressTextField.getText());

        model.searchType.add(2);
        model.searchAddress.add(address);

        BigInteger baseAddress = BigInteger.ZERO;
        BigInteger linearAddress = baseAddress.add(address);
        model.baseAddress.add(baseAddress);
        model.linearAddress.add(linearAddress);

        BigInteger pdNo = CommonLib.getBigInteger(linearAddress, 31, 22);
        model.pdNo.add(pdNo);
        int pdeBytes[] = PeterBochsCommonLib
                .getMemoryFromBochs(CommonLib.string2BigInteger(this.registerPanel.jCR3TextField.getText())
                        .add(pdNo.multiply(BigInteger.valueOf(4))), 4);
        BigInteger pde = CommonLib.getBigInteger(pdeBytes, 0);
        model.pde.add(pde);

        BigInteger ptNo = CommonLib.getBigInteger(linearAddress, 21, 12);
        model.ptNo.add(ptNo);
        BigInteger pageTableBaseAddress = pde.and(CommonLib.string2BigInteger("0xfffff000"));
        int pteBytes[] = PeterBochsCommonLib
                .getMemoryFromBochs(pageTableBaseAddress.add(ptNo.multiply(BigInteger.valueOf(4))), 4);
        BigInteger pte = CommonLib.getBigInteger(pteBytes, 0);
        BigInteger pagePhysicalAddress = pte.and(CommonLib.string2BigInteger("0xfffff000"));
        model.pte.add(pte);

        BigInteger physicalAddress = pagePhysicalAddress.add(CommonLib.getBigInteger(linearAddress, 11, 0));
        model.physicalAddress.add(physicalAddress);
        int bytesAtPhysicalAddress[] = PeterBochsCommonLib.getMemoryFromBochs(physicalAddress, 8);
        model.bytes.add(PeterBochsCommonLib.convertToString(bytesAtPhysicalAddress));

        model.fireTableDataChanged();
    } else if (jSearchAddressRadioButton3.isSelected()) {
        for (int x = 0; x < model.getRowCount(); x++) {
            if (model.searchType.get(x).equals(3) && model.searchAddress.get(x)
                    .equals(CommonLib.string2long(this.jAddressTextField.getText()))) {
                return;
            }
        }
        BigInteger addr = CommonLib.string2BigInteger(this.jAddressTextField.getText());
        model.searchType.add(3);
        model.searchSegSelector.add(BigInteger.ZERO);
        model.searchAddress.add(addr);
        model.virtualAddress.add(BigInteger.ZERO);
        model.segNo.add(BigInteger.ZERO);
        model.linearAddress.add(BigInteger.ZERO);
        model.pdNo.add(BigInteger.ZERO);
        model.ptNo.add(BigInteger.ZERO);
        model.physicalAddress.add(BigInteger.ZERO);
        model.bytes.add("");

        model.fireTableDataChanged();
    }
}