Exemple #1
0
        public override int evalNodeSet(VTDNav vn)
        {
            // TODO Auto-generated method stub
            int i = -1;

            if (cached)
            {
                if (count < ens.size_Renamed_Field)
                {
                    i = ens.intAt(count);
                    vn.recoverNode(i);
                    count++;
                    return(i);
                }
                else
                {
                    return(-1);
                }
            }
            else
            {
                cached = true;

                if (ens == null)
                {
                    ens = new FastIntBuffer(8);//page size 64
                }
                //record node set
                while ((i = e.evalNodeSet(vn)) != -1)
                {
                    ens.append(i);
                }
                e.reset(vn);
                if (ens.size_Renamed_Field > 0)
                {
                    i = ens.intAt(count);//count should be zero
                    vn.recoverNode(i);
                    count++;
                    return(i);
                }
                else
                {
                    return(-1);
                }
            }
        }
Exemple #2
0
        private bool compNodeSetNodeSet(Expr left, Expr right, VTDNav vn, int op)
        {
            int i, i1 = 0, stackSize, s1;

            try
            {
                if (fib1 == null)
                {
                    fib1 = new FastIntBuffer(BUF_SZ_EXP);
                }
                vn.push2();
                stackSize = vn.contextStack2.size;
                while ((i = left.evalNodeSet(vn)) != -1)
                {
                    i1 = getStringVal(vn, i);
                    if (i1 != -1)
                    {
                        fib1.append(i1);
                    }
                }
                left.reset(vn);
                vn.contextStack2.size = stackSize;
                vn.pop2();
                vn.push2();
                stackSize = vn.contextStack2.size;
                while ((i = right.evalNodeSet(vn)) != -1)
                {
                    i1 = getStringVal(vn, i);
                    if (i1 != -1)
                    {
                        s1 = fib1.size_Renamed_Field;
                        for (int k = 0; k < s1; k++)
                        {
                            bool b = compareVV(fib1.intAt(k), vn, i1, op);
                            if (b)
                            {
                                fib1.size_Renamed_Field = 0;
                                vn.contextStack2.size   = stackSize;
                                vn.pop2();
                                right.reset(vn);
                                return(true);
                            }
                        }
                    }
                }
                vn.contextStack2.size = stackSize;
                vn.pop2();
                right.reset(vn);
                fib1.size_Renamed_Field = 0;
                return(false);
            }
            catch (Exception e)
            {
                fib1.size_Renamed_Field = 0;
                throw new System.SystemException("Undefined behavior");
            }
        }
Exemple #3
0
        protected internal bool checkNsUniqueness(int i)
        {
            for (int j = 0; j < fib.size_Renamed_Field; j++)
            {
                if (vn.compareTokens(fib.intAt(j), vn, i) == 0)
                {
                    return(false);
                }
            }

            fib.append(i);
            return(true);
        }
Exemple #4
0
        /// <summary>
        /// This function is called within VTDGen and 
        /// VTDNav's writeIndex
        /// </summary>
        /// <param name="version"></param>
        /// <param name="encodingType"></param>
        /// <param name="ns"></param>
        /// <param name="byteOrder"></param>
        /// <param name="nestDepth"></param>
        /// <param name="LCLevel"></param>
        /// <param name="rootIndex"></param>
        /// <param name="xmlDoc"></param>
        /// <param name="docOffset"></param>
        /// <param name="docLen"></param>
        /// <param name="vtdBuffer"></param>
        /// <param name="l1Buffer"></param>
        /// <param name="l2Buffer"></param>
        /// <param name="l3Buffer"></param>
        /// <param name="os"></param>
        /// <returns></returns>
        public static void writeIndex_L3(byte version,
            int encodingType,
            bool ns,
            bool byteOrder,
            int nestDepth,
            int LCLevel,
            int rootIndex,
            byte[] xmlDoc,
            int docOffset,
            int docLen,
            FastLongBuffer vtdBuffer,
            FastLongBuffer l1Buffer,
            FastLongBuffer l2Buffer,
            FastIntBuffer l3Buffer,
            System.IO.Stream os)
        {
            if (xmlDoc == null
                || docLen <= 0
                || vtdBuffer == null
                || l1Buffer == null
                || l2Buffer == null
                || l3Buffer == null
                || LCLevel != 3)
            {
                throw new System.ArgumentException("Invalid argument for writeIndex ");
            }
            if (vtdBuffer.size_Renamed_Field == 0)
            {
                throw new IndexWriteException("VTDBuffer can't be zero length");
            }
            int i;

            System.IO.BinaryWriter dos = new System.IO.BinaryWriter(os);
            // first 4 bytes
            byte[] ba = new byte[4];
            ba[0] = (byte)version; // version # is 1 
            ba[1] = (byte)encodingType;
            if (BitConverter.IsLittleEndian == false)
                ba[2] = (byte)(ns ? 0xe0 : 0xa0); // big endien
            else
                ba[2] = (byte)(ns ? 0xc0 : 0x80);
            ba[3] = (byte)nestDepth;
            dos.Write(ba);
            // second 4 bytes
            ba[0] = 0;
            ba[1] = 4;
            ba[2] = (byte)((rootIndex & 0xff00) >> 8);
            ba[3] = (byte)(rootIndex & 0xff);
            dos.Write(ba);
            // 2 reserved 32-bit words set to zero
            ba[1] = ba[2] = ba[3] = 0;
            dos.Write(ba);
            dos.Write(ba);
            dos.Write(ba);
            dos.Write(ba);
            // write XML doc in bytes
            dos.Write((long)docLen);
            dos.Write(xmlDoc, docOffset, docLen);
            //dos.Write(xmlDoc, docOffset, docLen);
            // zero padding to make it integer multiple of 64 bits
            if ((docLen & 0x07) != 0)
            {
                int t = (((docLen >> 3) + 1) << 3) - docLen;
                for (; t > 0; t--)
                    dos.Write((System.Byte)0);
            }
            // write VTD

            dos.Write((long)vtdBuffer.size_Renamed_Field);
            if (docOffset != 0)
            {
                for (i = 0; i < vtdBuffer.size_Renamed_Field; i++)
                {
                    dos.Write(adjust(vtdBuffer.longAt(i), -docOffset));
                }
            }
            else
            {
                for (i = 0; i < vtdBuffer.size_Renamed_Field; i++)
                {
                    dos.Write(vtdBuffer.longAt(i));
                }
            }
            // write L1 
            dos.Write((long)l1Buffer.size_Renamed_Field);
            for (i = 0; i < l1Buffer.size_Renamed_Field; i++)
            {
                dos.Write(l1Buffer.longAt(i));
            }
            // write L2
            dos.Write((long)l2Buffer.size_Renamed_Field);
            for (i = 0; i < l2Buffer.size_Renamed_Field; i++)
            {
                dos.Write(l2Buffer.longAt(i));
            }
            // write L3
            dos.Write((long)l3Buffer.size_Renamed_Field);
            for (i = 0; i < l3Buffer.size_Renamed_Field; i++)
            {
                dos.Write(l3Buffer.intAt(i));
            }
            // pad zero if # of l3 entry is odd
            if ((l3Buffer.size_Renamed_Field & 1) != 0)
                dos.Write(0);
            dos.Close();
        }
Exemple #5
0
        /// <summary>
        /// 
        /// </summary>
        /// <returns></returns>
        public ElementFragmentNs getElementFragmentNs()
        {
            if (this.ns == false)
                throw new NavException("getElementFragmentNS can only be called ");

            FastIntBuffer fib = new FastIntBuffer(3); // init size 8

            //fill the fib with integer 
            // first get the list of name space nodes 
            int[] ia = context;
            int d = ia[0]; // -1 for document node, 0 for root element;
            int c = getCurrentIndex2();


            int len = (c == 0 || c == rootIndex) ? 0 :
                (getTokenLength(c) & 0xffff); // get the length of qualified node

            // put the neighboring ATTR_NS nodes into the array
            // and record the total # of them	     
            int i = 0;
            int count = 0;
            if (d > 0)
            { // depth > 0 every node except document and root element
                int k = getCurrentIndex2() + 1;
                if (k < this.vtdSize)
                {
                    while (k < this.vtdSize)
                    {
                        int type = this.getTokenType(k);
                        if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS)
                        {
                            if (type == VTDNav.TOKEN_ATTR_NS)
                            {
                                fib.append(k);
                                //System.out.println(" ns name ==>" + toString(k));
                            }
                            k += 2;
                        }
                        else
                            break;
                        
                        //type = this.getTokenType(k);
                    }
                }
                count = fib.size_Renamed_Field;
                d--;
                while (d >= 0)
                {
                    // then search for ns node in the vinicity of the ancestor nodes
                    if (d > 0)
                    {
                        // starting point
                        k = ia[d] + 1;
                    }
                    else
                    {
                        // starting point
                        k = this.rootIndex + 1;
                    }
                    if (k < this.vtdSize)
                    {
                        while (k < this.vtdSize)
                        {
                            int type = this.getTokenType(k);
                            if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS)
                            {
                                bool unique = true;
                                if (type == VTDNav.TOKEN_ATTR_NS)
                                {
                                    for (int z = 0; z < fib.size_Renamed_Field; z++)
                                    {
                                        //System.out.println("fib size ==> "+fib.size_Renamed_Field);
                                        //if (fib.size_Renamed_Field == 4) ;
                                        if (matchTokens(fib.intAt(z), this, k))
                                        {
                                            unique = false;
                                            break;
                                        }

                                    }
                                    if (unique)
                                        fib.append(k);
                                }
                            }
                            k += 2;
                            //type = this.getTokenType(k);
                        }
                    }
                    d--;
                }
                // System.out.println("count ===> "+count);
                // then restore the name space node by shifting the array
                int newSz = fib.size_Renamed_Field - count;
                for (i = 0; i < newSz; i++)
                {
                    fib.modifyEntry(i, fib.intAt(i + count));
                }
                fib.size_Renamed_Field = newSz;
            }

            long l = getElementFragment();
            return new ElementFragmentNs(this, l, fib, len);
        }
        /// <summary> Return a byte array with namespace compensation
        /// witht the orginal encoding format
        /// </summary>
        /// <returns>
        ///
        /// </returns>
        public byte[] toBytes()
        {
            byte[] ba = new byte[Size];

            int os  = (int)l;
            int len = (int)(l >> 32);
            int os1 = 0;

            byte[] xml = vn.getXML().getBytes();
            if (stLen == 0)
            {
                Array.Copy(xml, os, ba, 0, len);
                return(ba);
            }
            int enc  = vn.getEncoding();
            int temp = 0;

            switch (enc)
            {
            case VTDNav.FORMAT_UTF_16BE:
            case VTDNav.FORMAT_UTF_16LE: temp = (stLen + 1) << 1; break;

            default:
                temp = stLen + 1;
                break;
            }
            Array.Copy(xml, os, ba, 0, temp);

            //namespace compensation
            os1 += temp;

            int tos = 0, tlen = 0;

            for (int i = 0; i < fib.size_Renamed_Field; i++)
            {
                //System.out.println("i ==>"+fib.intAt(i));
                switch (enc)
                {
                case VTDNav.FORMAT_UTF_16BE:

                    Array.Copy(ws, 0, ba, os1, 2);
                    os1 += 2;
                    tos  = vn.getTokenOffset(fib.intAt(i)) << 1;
                    tlen = (vn.getTokenLength(fib.intAt(i)) & 0xffff) << 1;
                    Array.Copy(xml, tos, ba, os1, tlen);
                    os1 += tlen;

                    Array.Copy(ws, 2, ba, os1, 2);
                    os1 += 2;
                    tos  = (vn.getTokenOffset(fib.intAt(i) + 1) - 1) << 1;
                    tlen = ((vn.getTokenLength(fib.intAt(i) + 1) & 0xffff) + 2) << 1;
                    Array.Copy(xml, tos, ba, os1, tlen);
                    os1 += tlen;
                    break;

                case VTDNav.FORMAT_UTF_16LE:

                    Array.Copy(ws, 1, ba, os1, 2);
                    os1 += 2;
                    tos  = vn.getTokenOffset(fib.intAt(i)) << 1;
                    tlen = (vn.getTokenLength(fib.intAt(i)) & 0xffff) << 1;
                    Array.Copy(xml, tos, ba, os1, tlen);
                    os1 += tlen;

                    Array.Copy(ws, 3, ba, os1, 2);
                    os1 += 2;
                    tos  = (vn.getTokenOffset(fib.intAt(i) + 1) - 1) << 1;
                    tlen = ((vn.getTokenLength(fib.intAt(i) + 1) & 0xffff) + 2) << 1;
                    Array.Copy(xml, tos, ba, os1, tlen);
                    os1 += tlen;
                    break;

                default:

                    Array.Copy(ws, 1, ba, os1, 1);
                    os1++;
                    tos  = vn.getTokenOffset(fib.intAt(i));
                    tlen = (vn.getTokenLength(fib.intAt(i)) & 0xffff);
                    Array.Copy(xml, tos, ba, os1, tlen);
                    os1 += tlen;
                    Array.Copy(ws, 3, ba, os1, 1);

                    os1++;
                    tos  = vn.getTokenOffset(fib.intAt(i) + 1) - 1;
                    tlen = (vn.getTokenLength(fib.intAt(i) + 1) & 0xffff) + 2;
                    Array.Copy(xml, tos, ba, os1, tlen);
                    os1 += tlen;
                    break;
                }
            }
            switch (enc)
            {
            case VTDNav.FORMAT_UTF_16BE:
            case VTDNav.FORMAT_UTF_16LE:
                temp = (stLen + 1) << 1; break;

            default:
                temp = stLen + 1;
                break;
            }
            Array.Copy(xml, os + temp, ba, os1, len - temp);
            return(ba);
        }
Exemple #7
0
        /// <summary>
        ///
        ///  This method set the cursor in VTDNav to the nodes as recorded
        ///  in NodeRecorder, and return the output of "getCurrentIndex()"
        ///  It is important to notice that you can only go forward, not
        ///  backward
        ///
        /// </summary>
        /// <returns> @return int</returns>
        public int iterate()
        {
            int j, i;

            if (count < fib.size_Renamed_Field)
            {
                i = fib.intAt(count);
                bool b = (i >= 0);
                if (b == false)
                {
                    i = i & 0x7fffffff;
                }
                switch (i)
                {
                case 0xff:
                    vn.context[0] = -1;
                    vn.atTerminal = false;
                    count++;
                    break;

                case 0:
                    vn.context[0] = 0;
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 1);
                        count        += 2;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count++;
                    }

                    break;

                case 1:
                    vn.context[0] = 1;
                    vn.context[1] = fib.intAt(count + 1);
                    vn.l1index    = fib.intAt(count + 2);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 3);
                        count        += 4;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += 3;
                    }

                    break;

                case 2:
                    vn.context[0] = 2;
                    vn.context[1] = fib.intAt(count + 1);
                    vn.context[2] = fib.intAt(count + 2);
                    vn.l1index    = fib.intAt(count + 3);
                    vn.l2lower    = fib.intAt(count + 4);
                    vn.l2upper    = fib.intAt(count + 5);
                    vn.l2index    = fib.intAt(count + 6);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 7);
                        count        += 8;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += 7;
                    }

                    break;

                case 3:
                    vn.context[0] = 3;
                    vn.context[1] = fib.intAt(count + 1);
                    vn.context[2] = fib.intAt(count + 2);
                    vn.context[3] = fib.intAt(count + 3);
                    vn.l1index    = fib.intAt(count + 4);
                    vn.l2lower    = fib.intAt(count + 5);
                    vn.l2upper    = fib.intAt(count + 6);
                    vn.l2index    = fib.intAt(count + 7);
                    vn.l3lower    = fib.intAt(count + 8);
                    vn.l3upper    = fib.intAt(count + 9);
                    vn.l3index    = fib.intAt(count + 10);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 11);
                        count        += 12;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += 11;
                    }

                    break;

                default:
                    if (vn.shallowDepth)
                    {
                        // vn.context[0] = i;
                        for (j = 0; j < i; j++)
                        {
                            vn.context[j] = fib.intAt(count + j);
                        }
                        vn.l1index = fib.intAt(count + i);
                        vn.l2lower = fib.intAt(count + i + 1);
                        vn.l2upper = fib.intAt(count + i + 2);
                        vn.l2index = fib.intAt(count + i + 3);
                        vn.l3lower = fib.intAt(count + i + 4);
                        vn.l3upper = fib.intAt(count + i + 5);
                        vn.l3index = fib.intAt(count + i + 6);
                        if (b == false)
                        {
                            vn.atTerminal = true;
                            vn.LN         = fib.intAt(count + 11);
                            count        += i + 9;
                        }
                        else
                        {
                            vn.atTerminal = false;
                            count        += i + 8;
                        }
                        break;
                    }
                    else
                    {
                        VTDNav_L5 vnl = (VTDNav_L5)vn;
                        switch (i)
                        {
                        case 4:
                            vn.context[0] = 4;
                            vn.context[1] = fib.intAt(count + 1);
                            vn.context[2] = fib.intAt(count + 2);
                            vn.context[3] = fib.intAt(count + 3);
                            vn.context[4] = fib.intAt(count + 4);
                            vn.l1index    = fib.intAt(count + 5);
                            vn.l2lower    = fib.intAt(count + 6);
                            vn.l2upper    = fib.intAt(count + 7);
                            vn.l2index    = fib.intAt(count + 8);
                            vn.l3lower    = fib.intAt(count + 9);
                            vn.l3upper    = fib.intAt(count + 10);
                            vn.l3index    = fib.intAt(count + 11);
                            vnl.l4lower   = fib.intAt(count + 12);
                            vnl.l4upper   = fib.intAt(count + 13);
                            vnl.l4index   = fib.intAt(count + 14);
                            if (b == false)
                            {
                                vn.atTerminal = true;
                                vn.LN         = fib.intAt(count + 15);
                                count        += 16;
                            }
                            else
                            {
                                vn.atTerminal = false;
                                count        += 15;
                            }

                            break;

                        case 5:
                            vn.context[0] = 5;
                            vn.context[1] = fib.intAt(count + 1);
                            vn.context[2] = fib.intAt(count + 2);
                            vn.context[3] = fib.intAt(count + 3);
                            vn.context[4] = fib.intAt(count + 4);
                            vn.context[5] = fib.intAt(count + 5);
                            vn.l1index    = fib.intAt(count + 6);
                            vn.l2lower    = fib.intAt(count + 7);
                            vn.l2upper    = fib.intAt(count + 8);
                            vn.l2index    = fib.intAt(count + 9);
                            vn.l3lower    = fib.intAt(count + 10);
                            vn.l3upper    = fib.intAt(count + 11);
                            vn.l3index    = fib.intAt(count + 12);
                            vnl.l4lower   = fib.intAt(count + 13);
                            vnl.l4upper   = fib.intAt(count + 14);
                            vnl.l4index   = fib.intAt(count + 15);
                            vnl.l5lower   = fib.intAt(count + 16);
                            vnl.l5upper   = fib.intAt(count + 17);
                            vnl.l5index   = fib.intAt(count + 18);
                            if (b == false)
                            {
                                vn.atTerminal = true;
                                vn.LN         = fib.intAt(count + 19);
                                count        += 20;
                            }
                            else
                            {
                                vn.atTerminal = false;
                                count        += 19;
                            }

                            break;

                        default:
                            vn.context[0] = i;
                            for (j = 1; j < i; j++)
                            {
                                vn.context[j] = fib.intAt(count + j);
                            }
                            vn.l1index  = fib.intAt(count + i);
                            vn.l2lower  = fib.intAt(count + i + 1);
                            vn.l2upper  = fib.intAt(count + i + 2);
                            vn.l2index  = fib.intAt(count + i + 3);
                            vn.l3lower  = fib.intAt(count + i + 4);
                            vn.l3upper  = fib.intAt(count + i + 5);
                            vn.l3index  = fib.intAt(count + i + 6);
                            vnl.l4lower = fib.intAt(count + i + 7);
                            vnl.l4upper = fib.intAt(count + i + 8);
                            vnl.l4index = fib.intAt(count + i + 9);
                            vnl.l5lower = fib.intAt(count + i + 10);
                            vnl.l5upper = fib.intAt(count + i + 11);
                            vnl.l5index = fib.intAt(count + i + 12);
                            if (b == false)
                            {
                                vn.atTerminal = true;
                                vn.LN         = fib.intAt(count + i + 13);
                                count        += i + 15;
                            }
                            else
                            {
                                vn.atTerminal = false;
                                count        += i + 14;
                            }
                            break;
                        }
                    }
                    break;
                }
                position++;
                return(vn.getCurrentIndex());
            }
            return(-1);
        }
Exemple #8
0
        /// <summary>
        /// This function is called within VTDGen and
        /// VTDNav's writeIndex
        /// </summary>
        /// <param name="version"></param>
        /// <param name="encodingType"></param>
        /// <param name="ns"></param>
        /// <param name="byteOrder"></param>
        /// <param name="nestDepth"></param>
        /// <param name="LCLevel"></param>
        /// <param name="rootIndex"></param>
        /// <param name="xmlDoc"></param>
        /// <param name="docOffset"></param>
        /// <param name="docLen"></param>
        /// <param name="vtdBuffer"></param>
        /// <param name="l1Buffer"></param>
        /// <param name="l2Buffer"></param>
        /// <param name="l3Buffer"></param>
        /// <param name="os"></param>
        /// <returns></returns>
        public static void writeIndex_L3(byte version,
                                         int encodingType,
                                         bool ns,
                                         bool byteOrder,
                                         int nestDepth,
                                         int LCLevel,
                                         int rootIndex,
                                         byte[] xmlDoc,
                                         int docOffset,
                                         int docLen,
                                         FastLongBuffer vtdBuffer,
                                         FastLongBuffer l1Buffer,
                                         FastLongBuffer l2Buffer,
                                         FastIntBuffer l3Buffer,
                                         System.IO.Stream os)
        {
            if (xmlDoc == null ||
                docLen <= 0 ||
                vtdBuffer == null ||
                l1Buffer == null ||
                l2Buffer == null ||
                l3Buffer == null ||
                LCLevel != 3)
            {
                throw new System.ArgumentException("Invalid argument for writeIndex ");
            }
            if (vtdBuffer.size_Renamed_Field == 0)
            {
                throw new IndexWriteException("VTDBuffer can't be zero length");
            }
            int i;

            System.IO.BinaryWriter dos = new System.IO.BinaryWriter(os);
            // first 4 bytes
            byte[] ba = new byte[4];
            ba[0] = (byte)version; // version # is 1
            ba[1] = (byte)encodingType;
            if (BitConverter.IsLittleEndian == false)
            {
                ba[2] = (byte)(ns ? 0xe0 : 0xa0); // big endien
            }
            else
            {
                ba[2] = (byte)(ns ? 0xc0 : 0x80);
            }
            ba[3] = (byte)nestDepth;
            dos.Write(ba);
            // second 4 bytes
            ba[0] = 0;
            ba[1] = 4;
            ba[2] = (byte)((rootIndex & 0xff00) >> 8);
            ba[3] = (byte)(rootIndex & 0xff);
            dos.Write(ba);
            // 2 reserved 32-bit words set to zero
            ba[1] = ba[2] = ba[3] = 0;
            dos.Write(ba);
            dos.Write(ba);
            dos.Write(ba);
            dos.Write(ba);
            // write XML doc in bytes
            dos.Write((long)docLen);
            dos.Write(xmlDoc, docOffset, docLen);
            //dos.Write(xmlDoc, docOffset, docLen);
            // zero padding to make it integer multiple of 64 bits
            if ((docLen & 0x07) != 0)
            {
                int t = (((docLen >> 3) + 1) << 3) - docLen;
                for (; t > 0; t--)
                {
                    dos.Write((System.Byte) 0);
                }
            }
            // write VTD

            dos.Write((long)vtdBuffer.size_Renamed_Field);
            if (docOffset != 0)
            {
                for (i = 0; i < vtdBuffer.size_Renamed_Field; i++)
                {
                    dos.Write(adjust(vtdBuffer.longAt(i), -docOffset));
                }
            }
            else
            {
                for (i = 0; i < vtdBuffer.size_Renamed_Field; i++)
                {
                    dos.Write(vtdBuffer.longAt(i));
                }
            }
            // write L1
            dos.Write((long)l1Buffer.size_Renamed_Field);
            for (i = 0; i < l1Buffer.size_Renamed_Field; i++)
            {
                dos.Write(l1Buffer.longAt(i));
            }
            // write L2
            dos.Write((long)l2Buffer.size_Renamed_Field);
            for (i = 0; i < l2Buffer.size_Renamed_Field; i++)
            {
                dos.Write(l2Buffer.longAt(i));
            }
            // write L3
            dos.Write((long)l3Buffer.size_Renamed_Field);
            for (i = 0; i < l3Buffer.size_Renamed_Field; i++)
            {
                dos.Write(l3Buffer.intAt(i));
            }
            // pad zero if # of l3 entry is odd
            if ((l3Buffer.size_Renamed_Field & 1) != 0)
            {
                dos.Write(0);
            }
            dos.Close();
        }
Exemple #9
0
        /// <summary>
        ///
        ///  This method set the cursor in VTDNav to the nodes as recorded
        ///  in NodeRecorder, and return the output of "getCurrentIndex()"
        ///  It is important to notice that you can only go forward, not
        ///  backward
        ///
        /// </summary>
        /// <returns> @return int</returns>
        public int iterate()
        {
            int j, i;

            if (count < fib.size())
            {
                i = fib.intAt(count);
                bool b = (i >= 0);
                if (b == false)
                {
                    i = i & 0x7fffffff;
                }
                switch (i)
                {
                case 0xff:
                    vn.context[0] = -1;
                    vn.atTerminal = false;
                    count++;
                    break;

                case 0:
                    vn.context[0] = 0;
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 1);
                        count        += 2;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count++;
                    }

                    break;

                case 1:
                    vn.context[0] = 1;
                    vn.context[1] = fib.intAt(count + 1);
                    vn.l1index    = fib.intAt(count + 2);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 3);
                        count        += 4;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += 3;
                    }

                    break;

                case 2:
                    vn.context[0] = 2;
                    vn.context[1] = fib.intAt(count + 1);
                    vn.context[2] = fib.intAt(count + 2);
                    vn.l1index    = fib.intAt(count + 3);
                    vn.l2lower    = fib.intAt(count + 4);
                    vn.l2upper    = fib.intAt(count + 5);
                    vn.l2index    = fib.intAt(count + 6);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 7);
                        count        += 8;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += 7;
                    }

                    break;

                case 3:
                    vn.context[0] = 3;
                    vn.context[1] = fib.intAt(count + 1);
                    vn.context[2] = fib.intAt(count + 2);
                    vn.context[3] = fib.intAt(count + 3);
                    vn.l1index    = fib.intAt(count + 4);
                    vn.l2lower    = fib.intAt(count + 5);
                    vn.l2upper    = fib.intAt(count + 6);
                    vn.l2index    = fib.intAt(count + 7);
                    vn.l3lower    = fib.intAt(count + 8);
                    vn.l3upper    = fib.intAt(count + 9);
                    vn.l3index    = fib.intAt(count + 10);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 11);
                        count        += 12;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += 11;
                    }

                    break;

                default:
                    vn.context[0] = i;
                    for (j = 1; j < i; j++)
                    {
                        vn.context[j] = fib.intAt(count + j);
                    }
                    vn.l1index = fib.intAt(count + i);
                    vn.l2lower = fib.intAt(count + i + 1);
                    vn.l2upper = fib.intAt(count + i + 2);
                    vn.l2index = fib.intAt(count + i + 3);
                    vn.l3lower = fib.intAt(count + i + 4);
                    vn.l3upper = fib.intAt(count + i + 5);
                    vn.l3index = fib.intAt(count + i + 6);
                    if (b == false)
                    {
                        vn.atTerminal = true;
                        vn.LN         = fib.intAt(count + 11);
                        count        += i + 8;
                    }
                    else
                    {
                        vn.atTerminal = false;
                        count        += i + 7;
                    }
                    break;
                }
                position++;
                return(vn.getCurrentIndex());
            }
            return(-1);
        }