package com.fr.third.javax.xml.stream;

import com.fr.third.javax.xml.stream.xerces.xni.parser.*;
import java.util.*;
import com.fr.third.javax.xml.stream.xerces.xni.*;
import com.fr.third.javax.xml.stream.xerces.impl.io.*;
import com.fr.third.javax.xml.stream.xerces.util.*;
import java.io.*;

import static com.fr.third.javax.xml.stream.xerces.util.XMLChar.isInvalid;

public class XMLEntityReaderImpl extends XMLEntityReader
{
    protected Entity.ScannedEntity fCurrentEntity;
    protected XMLEntityManager fEntityManager;
    private static final boolean DEBUG_ENCODINGS = false;
    private Vector listeners;
    public static final boolean[] validContent;
    public static final boolean[] validNames;
    private static final boolean DEBUG_BUFFER = false;
    private static final boolean DEBUG_SKIP_STRING = false;
    protected SymbolTable fSymbolTable;
    protected XMLErrorReporter fErrorReporter;
    int[] whiteSpaceLookup;
    int whiteSpaceLen;
    boolean whiteSpaceInfoNeeded;
    char[] scannedName;
    protected boolean fAllowJavaEncodings;
    protected static final String SYMBOL_TABLE = "http://apache.org/xml/properties/internal/symbol-table";
    protected static final String ERROR_REPORTER = "http://apache.org/xml/properties/internal/error-reporter";
    protected static final String ALLOW_JAVA_ENCODINGS = "http://apache.org/xml/features/allow-java-encodings";
    protected PropertyManager fPropertyManager;
    boolean isExternal;
    
    static {
        validContent = new boolean[127];
        validNames = new boolean[127];
        for (char i = ' '; i < '\u007f'; ++i) {
            XMLEntityReaderImpl.validContent[i] = true;
        }
        XMLEntityReaderImpl.validContent[9] = true;
        XMLEntityReaderImpl.validContent[10] = true;
        XMLEntityReaderImpl.validContent[38] = false;
        XMLEntityReaderImpl.validContent[60] = false;
        for (int j = 65; j <= 90; ++j) {
            XMLEntityReaderImpl.validNames[j] = true;
        }
        for (int j = 97; j <= 122; ++j) {
            XMLEntityReaderImpl.validNames[j] = true;
        }
        for (int j = 48; j <= 57; ++j) {
            XMLEntityReaderImpl.validNames[j] = true;
        }
        XMLEntityReaderImpl.validNames[45] = true;
        XMLEntityReaderImpl.validNames[46] = true;
        XMLEntityReaderImpl.validNames[58] = true;
        XMLEntityReaderImpl.validNames[95] = true;
    }
    
    public XMLEntityReaderImpl(final XMLEntityManager entityManager) {
        this.fCurrentEntity = null;
        this.listeners = new Vector();
        this.fSymbolTable = null;
        this.fErrorReporter = null;
        this.whiteSpaceLookup = new int[100];
        this.whiteSpaceLen = 0;
        this.whiteSpaceInfoNeeded = true;
        this.scannedName = null;
        this.fPropertyManager = null;
        this.isExternal = false;
        this.fEntityManager = entityManager;
    }
    
    public XMLEntityReaderImpl(final PropertyManager propertyManager, final XMLEntityManager entityManager) {
        this.fCurrentEntity = null;
        this.listeners = new Vector();
        this.fSymbolTable = null;
        this.fErrorReporter = null;
        this.whiteSpaceLookup = new int[100];
        this.whiteSpaceLen = 0;
        this.whiteSpaceInfoNeeded = true;
        this.scannedName = null;
        this.fPropertyManager = null;
        this.isExternal = false;
        this.fEntityManager = entityManager;
        this.reset(propertyManager);
    }
    
    public void reset(final PropertyManager propertyManager) {
        this.fSymbolTable = (SymbolTable)propertyManager.getProperty("http://apache.org/xml/properties/internal/symbol-table");
        this.fErrorReporter = (XMLErrorReporter)propertyManager.getProperty("http://apache.org/xml/properties/internal/error-reporter");
        this.fCurrentEntity = null;
        this.whiteSpaceLen = 0;
        this.whiteSpaceInfoNeeded = true;
        this.scannedName = null;
        this.listeners.clear();
    }
    
    public void reset(final XMLComponentManager componentManager) throws XMLConfigurationException {
        try {
            this.fAllowJavaEncodings = componentManager.getFeature("http://apache.org/xml/features/allow-java-encodings");
        }
        catch (XMLConfigurationException e) {
            this.fAllowJavaEncodings = false;
        }
        this.fSymbolTable = (SymbolTable)componentManager.getProperty("http://apache.org/xml/properties/internal/symbol-table");
        this.fErrorReporter = (XMLErrorReporter)componentManager.getProperty("http://apache.org/xml/properties/internal/error-reporter");
    }
    
    public void setCurrentEntity(final Entity.ScannedEntity scannedEntity) {
        this.fCurrentEntity = scannedEntity;
        if (this.fCurrentEntity != null) {
            this.isExternal = this.fCurrentEntity.isExternal();
        }
    }
    
    public Entity.ScannedEntity getCurrentEntity() {
        return this.fCurrentEntity;
    }
    
    public String getBaseSystemId() {
        return (this.fCurrentEntity != null && this.fCurrentEntity.entityLocation != null) ? this.fCurrentEntity.entityLocation.getExpandedSystemId() : null;
    }
    
    public int getLineNumber() {
        return (this.fCurrentEntity != null) ? this.fCurrentEntity.lineNumber : -1;
    }
    
    public int getColumnNumber() {
        return (this.fCurrentEntity != null) ? this.fCurrentEntity.columnNumber : -1;
    }
    
    public int getCharacterOffset() {
        return (this.fCurrentEntity != null) ? (this.fCurrentEntity.fTotalCountTillLastLoad + this.fCurrentEntity.position) : -1;
    }
    
    public String getExpandedSystemId() {
        return (this.fCurrentEntity != null && this.fCurrentEntity.entityLocation != null) ? this.fCurrentEntity.entityLocation.getExpandedSystemId() : null;
    }
    
    public String getLiteralSystemId() {
        return (this.fCurrentEntity != null && this.fCurrentEntity.entityLocation != null) ? this.fCurrentEntity.entityLocation.getLiteralSystemId() : null;
    }
    
    public String getPublicId() {
        return (this.fCurrentEntity != null && this.fCurrentEntity.entityLocation != null) ? this.fCurrentEntity.entityLocation.getPublicId() : null;
    }
    
    public void setVersion(final String version) {
        this.fCurrentEntity.version = version;
    }
    
    public String getVersion() {
        return this.fCurrentEntity.version;
    }
    
    public String getEncoding() {
        return this.fCurrentEntity.encoding;
    }
    
    public void setEncoding(final String encoding) throws IOException {
        if (this.fCurrentEntity.stream != null && (this.fCurrentEntity.encoding == null || !this.fCurrentEntity.encoding.equals(encoding))) {
            if (this.fCurrentEntity.encoding != null && this.fCurrentEntity.encoding.startsWith("UTF-16")) {
                final String ENCODING = encoding.toUpperCase(Locale.ENGLISH);
                if (ENCODING.equals("UTF-16")) {
                    return;
                }
                if (ENCODING.equals("ISO-10646-UCS-4")) {
                    if (this.fCurrentEntity.encoding.equals("UTF-16BE")) {
                        this.fCurrentEntity.reader = new UCSReader(this.fCurrentEntity.stream, (short)8);
                    }
                    else {
                        this.fCurrentEntity.reader = new UCSReader(this.fCurrentEntity.stream, (short)4);
                    }
                    return;
                }
                if (ENCODING.equals("ISO-10646-UCS-2")) {
                    if (this.fCurrentEntity.encoding.equals("UTF-16BE")) {
                        this.fCurrentEntity.reader = new UCSReader(this.fCurrentEntity.stream, (short)2);
                    }
                    else {
                        this.fCurrentEntity.reader = new UCSReader(this.fCurrentEntity.stream, (short)1);
                    }
                    return;
                }
            }
            this.fCurrentEntity.reader = this.createReader(this.fCurrentEntity.stream, encoding, null);
            this.fCurrentEntity.encoding = encoding;
        }
    }
    
    public boolean isExternal() {
        return this.fCurrentEntity.isExternal();
    }
    
    public int getChar(final int relative) throws IOException {
        if (this.arrangeCapacity(relative + 1, false)) {
            return this.fCurrentEntity.ch[this.fCurrentEntity.position + relative];
        }
        return -1;
    }
    
    public int peekChar() throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        final int c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
        if (this.isExternal) {
            return (c != 13) ? c : 10;
        }
        return c;
    }
    
    public int scanChar() throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        int c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
        if (c == 10 || (c == 13 && this.isExternal)) {
            final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
            ++fCurrentEntity.lineNumber;
            this.fCurrentEntity.columnNumber = 1;
            if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                this.invokeListeners(1);
                this.fCurrentEntity.ch[0] = (char)c;
                this.load(1, false);
            }
            if (c == 13 && this.isExternal) {
                if (this.fCurrentEntity.ch[this.fCurrentEntity.position++] != '\n') {
                    final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                    --fCurrentEntity2.position;
                }
                c = 10;
            }
        }
        final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
        ++fCurrentEntity3.columnNumber;
        return c;
    }
    
    public String scanNmtoken() throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        int offset = this.fCurrentEntity.position;
        boolean vc = false;
        while (true) {
            final char c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
            if (c < '\u007f') {
                vc = XMLEntityReaderImpl.validNames[c];
            }
            else {
                vc = XMLChar.isName(c);
            }
            if (!vc) {
                break;
            }
            if (++this.fCurrentEntity.position != this.fCurrentEntity.count) {
                continue;
            }
            final int length = this.fCurrentEntity.position - offset;
            this.invokeListeners(length);
            if (length == this.fCurrentEntity.fBufferSize) {
                final char[] tmp = new char[this.fCurrentEntity.fBufferSize * 2];
                System.arraycopy(this.fCurrentEntity.ch, offset, tmp, 0, length);
                this.fCurrentEntity.ch = tmp;
                final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                fCurrentEntity.fBufferSize *= 2;
            }
            else {
                System.arraycopy(this.fCurrentEntity.ch, offset, this.fCurrentEntity.ch, 0, length);
            }
            offset = 0;
            if (this.load(length, false)) {
                break;
            }
        }
        final int length = this.fCurrentEntity.position - offset;
        final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
        fCurrentEntity2.columnNumber += length;
        String symbol = null;
        if (length > 0) {
            symbol = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, offset, length);
        }
        return symbol;
    }
    
    public String scanName() throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        int offset = this.fCurrentEntity.position;
        if (XMLChar.isNameStart(this.fCurrentEntity.ch[offset])) {
            if (++this.fCurrentEntity.position == this.fCurrentEntity.count) {
                this.invokeListeners(1);
                this.fCurrentEntity.ch[0] = this.fCurrentEntity.ch[offset];
                offset = 0;
                if (this.load(1, false)) {
                    final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                    ++fCurrentEntity.columnNumber;
                    final String symbol = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, 0, 1);
                    this.scannedName = this.fSymbolTable.getCharArray();
                    return symbol;
                }
            }
            boolean vc = false;
            while (true) {
                final char c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
                if (c < '\u007f') {
                    vc = XMLEntityReaderImpl.validNames[c];
                }
                else {
                    vc = XMLChar.isName(c);
                }
                if (!vc) {
                    break;
                }
                if (++this.fCurrentEntity.position != this.fCurrentEntity.count) {
                    continue;
                }
                final int length = this.fCurrentEntity.position - offset;
                this.invokeListeners(length);
                if (length == this.fCurrentEntity.fBufferSize) {
                    final char[] tmp = new char[this.fCurrentEntity.fBufferSize * 2];
                    System.arraycopy(this.fCurrentEntity.ch, offset, tmp, 0, length);
                    this.fCurrentEntity.ch = tmp;
                    final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                    fCurrentEntity2.fBufferSize *= 2;
                }
                else {
                    System.arraycopy(this.fCurrentEntity.ch, offset, this.fCurrentEntity.ch, 0, length);
                }
                offset = 0;
                if (this.load(length, false)) {
                    break;
                }
            }
        }
        final int length2 = this.fCurrentEntity.position - offset;
        final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
        fCurrentEntity3.columnNumber += length2;
        String symbol2 = null;
        if (length2 > 0) {
            symbol2 = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, offset, length2);
            this.scannedName = this.fSymbolTable.getCharArray();
        }
        return symbol2;
    }
    
    public boolean scanQName(final QName qname) throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        int offset = this.fCurrentEntity.position;
        if (XMLChar.isNameStart(this.fCurrentEntity.ch[offset])) {
            if (++this.fCurrentEntity.position == this.fCurrentEntity.count) {
                this.invokeListeners(1);
                this.fCurrentEntity.ch[0] = this.fCurrentEntity.ch[offset];
                offset = 0;
                if (this.load(1, false)) {
                    final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                    ++fCurrentEntity.columnNumber;
                    final String name = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, 0, 1);
                    qname.setValues(null, name, name, null);
                    qname.characters = this.fSymbolTable.getCharArray();
                    return true;
                }
            }
            int index = -1;
            boolean vc = false;
            while (true) {
                final char c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
                if (c < '\u007f') {
                    vc = XMLEntityReaderImpl.validNames[c];
                }
                else {
                    vc = XMLChar.isName(c);
                }
                if (!vc) {
                    break;
                }
                if (c == ':') {
                    if (index != -1) {
                        break;
                    }
                    index = this.fCurrentEntity.position;
                }
                if (++this.fCurrentEntity.position != this.fCurrentEntity.count) {
                    continue;
                }
                final int length = this.fCurrentEntity.position - offset;
                this.invokeListeners(length);
                if (length == this.fCurrentEntity.fBufferSize) {
                    final char[] tmp = new char[this.fCurrentEntity.fBufferSize * 2];
                    System.arraycopy(this.fCurrentEntity.ch, offset, tmp, 0, length);
                    this.fCurrentEntity.ch = tmp;
                    final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                    fCurrentEntity2.fBufferSize *= 2;
                }
                else {
                    System.arraycopy(this.fCurrentEntity.ch, offset, this.fCurrentEntity.ch, 0, length);
                }
                if (index != -1) {
                    index -= offset;
                }
                offset = 0;
                if (this.load(length, false)) {
                    break;
                }
            }
            final int length2 = this.fCurrentEntity.position - offset;
            final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
            fCurrentEntity3.columnNumber += length2;
            if (length2 > 0) {
                String prefix = null;
                String localpart = null;
                final String rawname = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, offset, length2);
                qname.characters = this.fSymbolTable.getCharArray();
                if (index != -1) {
                    final int prefixLength = index - offset;
                    prefix = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, offset, prefixLength);
                    final int len = length2 - prefixLength - 1;
                    localpart = this.fSymbolTable.addSymbol(this.fCurrentEntity.ch, index + 1, len);
                }
                else {
                    localpart = rawname;
                }
                qname.setValues(prefix, localpart, rawname, null);
                return true;
            }
        }
        return false;
    }
    
    public int scanContent(final XMLString content) throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        else if (this.fCurrentEntity.position == this.fCurrentEntity.count - 1) {
            this.invokeListeners(0);
            this.fCurrentEntity.ch[0] = this.fCurrentEntity.ch[this.fCurrentEntity.count - 1];
            this.load(1, false);
            this.fCurrentEntity.position = 0;
        }
        int offset = this.fCurrentEntity.position;
        int c = this.fCurrentEntity.ch[offset];
        int newlines = 0;
        if (c == 10 || (c == 13 && this.isExternal)) {
            do {
                c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
                if (c == 13 && this.isExternal) {
                    ++newlines;
                    final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                    ++fCurrentEntity.lineNumber;
                    this.fCurrentEntity.columnNumber = 1;
                    if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                        offset = 0;
                        this.invokeListeners(newlines);
                        this.fCurrentEntity.position = newlines;
                        if (this.load(newlines, false)) {
                            break;
                        }
                    }
                    if (this.fCurrentEntity.ch[this.fCurrentEntity.position] == '\n') {
                        final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                        ++fCurrentEntity2.position;
                        ++offset;
                    }
                    else {
                        ++newlines;
                    }
                }
                else {
                    if (c != 10) {
                        final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
                        --fCurrentEntity3.position;
                        break;
                    }
                    ++newlines;
                    final Entity.ScannedEntity fCurrentEntity4 = this.fCurrentEntity;
                    ++fCurrentEntity4.lineNumber;
                    this.fCurrentEntity.columnNumber = 1;
                    if (this.fCurrentEntity.position != this.fCurrentEntity.count) {
                        continue;
                    }
                    offset = 0;
                    this.invokeListeners(newlines);
                    this.fCurrentEntity.position = newlines;
                    if (this.load(newlines, false)) {
                        break;
                    }
                    continue;
                }
            } while (this.fCurrentEntity.position < this.fCurrentEntity.count - 1);
            for (int i = offset; i < this.fCurrentEntity.position; ++i) {
                this.fCurrentEntity.ch[i] = '\n';
            }
            final int length = this.fCurrentEntity.position - offset;
            if (this.fCurrentEntity.position == this.fCurrentEntity.count - 1) {
                content.setValues(this.fCurrentEntity.ch, offset, length);
                return -1;
            }
        }
        boolean vc = false;
        while (this.fCurrentEntity.position < this.fCurrentEntity.count) {
            c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
            if (c < 127) {
                vc = XMLEntityReaderImpl.validContent[c];
            }
            else {
                vc = XMLChar.isContent(c);
            }
            if (!vc) {
                final Entity.ScannedEntity fCurrentEntity5 = this.fCurrentEntity;
                --fCurrentEntity5.position;
                break;
            }
        }
        final int length2 = this.fCurrentEntity.position - offset;
        final Entity.ScannedEntity fCurrentEntity6 = this.fCurrentEntity;
        fCurrentEntity6.columnNumber += length2 - newlines;
        content.setValues(this.fCurrentEntity.ch, offset, length2);
        if (this.fCurrentEntity.position != this.fCurrentEntity.count) {
            c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
            if (c == 13 && this.isExternal) {
                c = 10;
            }
        }
        else {
            c = -1;
        }
        return c;
    }
    
    public int scanLiteral(final int quote, final XMLString content) throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        else if (this.fCurrentEntity.position == this.fCurrentEntity.count - 1) {
            this.invokeListeners(0);
            this.fCurrentEntity.ch[0] = this.fCurrentEntity.ch[this.fCurrentEntity.count - 1];
            this.load(1, false);
            this.fCurrentEntity.position = 0;
        }
        int offset = this.fCurrentEntity.position;
        int c = this.fCurrentEntity.ch[offset];
        int newlines = 0;
        if (this.whiteSpaceInfoNeeded) {
            this.whiteSpaceLen = 0;
        }
        if (c == 10 || (c == 13 && this.isExternal)) {
            do {
                c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
                if (c == 13 && this.isExternal) {
                    ++newlines;
                    final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                    ++fCurrentEntity.lineNumber;
                    this.fCurrentEntity.columnNumber = 1;
                    if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                        this.invokeListeners(newlines);
                        offset = 0;
                        this.fCurrentEntity.position = newlines;
                        if (this.load(newlines, false)) {
                            break;
                        }
                    }
                    if (this.fCurrentEntity.ch[this.fCurrentEntity.position] == '\n') {
                        final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                        ++fCurrentEntity2.position;
                        ++offset;
                    }
                    else {
                        ++newlines;
                    }
                }
                else {
                    if (c != 10) {
                        final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
                        --fCurrentEntity3.position;
                        break;
                    }
                    ++newlines;
                    final Entity.ScannedEntity fCurrentEntity4 = this.fCurrentEntity;
                    ++fCurrentEntity4.lineNumber;
                    this.fCurrentEntity.columnNumber = 1;
                    if (this.fCurrentEntity.position != this.fCurrentEntity.count) {
                        continue;
                    }
                    offset = 0;
                    this.invokeListeners(newlines);
                    this.fCurrentEntity.position = newlines;
                    if (this.load(newlines, false)) {
                        break;
                    }
                    continue;
                }
            } while (this.fCurrentEntity.position < this.fCurrentEntity.count - 1);
            int i;
            for (i = 0, i = offset; i < this.fCurrentEntity.position; ++i) {
                this.fCurrentEntity.ch[i] = '\n';
                this.whiteSpaceLookup[this.whiteSpaceLen++] = i;
            }
            final int length = this.fCurrentEntity.position - offset;
            if (this.fCurrentEntity.position == this.fCurrentEntity.count - 1) {
                content.setValues(this.fCurrentEntity.ch, offset, length);
                return -1;
            }
        }
        boolean vc = true;
        while (this.fCurrentEntity.position < this.fCurrentEntity.count) {
            c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
            if ((c == quote && (!this.fCurrentEntity.literal || this.isExternal)) || c == 37) {
                final Entity.ScannedEntity fCurrentEntity5 = this.fCurrentEntity;
                --fCurrentEntity5.position;
                break;
            }
            if (c < 127) {
                vc = XMLEntityReaderImpl.validContent[c];
            }
            else {
                vc = XMLChar.isContent(c);
            }
            if (!vc) {
                final Entity.ScannedEntity fCurrentEntity6 = this.fCurrentEntity;
                --fCurrentEntity6.position;
                break;
            }
            if (!this.whiteSpaceInfoNeeded || (c != 32 && c != 9)) {
                continue;
            }
            if (this.whiteSpaceLen < this.whiteSpaceLookup.length) {
                this.whiteSpaceLookup[this.whiteSpaceLen++] = this.fCurrentEntity.position - 1;
            }
            else {
                final int[] tmp = new int[this.whiteSpaceLookup.length + 20];
                System.arraycopy(this.whiteSpaceLookup, 0, tmp, 0, this.whiteSpaceLookup.length);
                (this.whiteSpaceLookup = tmp)[this.whiteSpaceLen++] = this.fCurrentEntity.position - 1;
            }
        }
        final int length = this.fCurrentEntity.position - offset;
        final Entity.ScannedEntity fCurrentEntity7 = this.fCurrentEntity;
        fCurrentEntity7.columnNumber += length - newlines;
        content.setValues(this.fCurrentEntity.ch, offset, length);
        if (this.fCurrentEntity.position != this.fCurrentEntity.count) {
            c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
            if (c == quote && this.fCurrentEntity.literal) {
                c = -1;
            }
        }
        else {
            c = -1;
        }
        return c;
    }
    
    public boolean scanData(final String delimiter, final XMLStringBuffer buffer) throws IOException {
        boolean done = false;
        final int delimLen = delimiter.length();
        final char charAt0 = delimiter.charAt(0);
        do {
            if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                this.invokeListeners(0);
                this.load(0, true);
            }
            else if (this.fCurrentEntity.position >= this.fCurrentEntity.count - delimLen) {
                this.invokeListeners(this.fCurrentEntity.count - this.fCurrentEntity.position);
                System.arraycopy(this.fCurrentEntity.ch, this.fCurrentEntity.position, this.fCurrentEntity.ch, 0, this.fCurrentEntity.count - this.fCurrentEntity.position);
                this.load(this.fCurrentEntity.count - this.fCurrentEntity.position, false);
                this.fCurrentEntity.position = 0;
            }
            if (this.fCurrentEntity.position >= this.fCurrentEntity.count - delimLen) {
                this.invokeListeners(0);
                final int length = this.fCurrentEntity.count - this.fCurrentEntity.position;
                buffer.append(this.fCurrentEntity.ch, this.fCurrentEntity.position, length);
                final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                fCurrentEntity.columnNumber += this.fCurrentEntity.count;
                this.fCurrentEntity.position = this.fCurrentEntity.count;
                this.load(0, true);
                return false;
            }
            int offset = this.fCurrentEntity.position;
            int c = this.fCurrentEntity.ch[offset];
            int newlines = 0;
            if (c == 10 || (c == 13 && this.isExternal)) {
                do {
                    c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
                    if (c == 13 && this.isExternal) {
                        ++newlines;
                        final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                        ++fCurrentEntity2.lineNumber;
                        this.fCurrentEntity.columnNumber = 1;
                        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                            offset = 0;
                            this.invokeListeners(newlines);
                            this.fCurrentEntity.position = newlines;
                            if (this.load(newlines, false)) {
                                break;
                            }
                        }
                        if (this.fCurrentEntity.ch[this.fCurrentEntity.position] == '\n') {
                            final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
                            ++fCurrentEntity3.position;
                            ++offset;
                        }
                        else {
                            ++newlines;
                        }
                    }
                    else {
                        if (c != 10) {
                            final Entity.ScannedEntity fCurrentEntity4 = this.fCurrentEntity;
                            --fCurrentEntity4.position;
                            break;
                        }
                        ++newlines;
                        final Entity.ScannedEntity fCurrentEntity5 = this.fCurrentEntity;
                        ++fCurrentEntity5.lineNumber;
                        this.fCurrentEntity.columnNumber = 1;
                        if (this.fCurrentEntity.position != this.fCurrentEntity.count) {
                            continue;
                        }
                        offset = 0;
                        this.invokeListeners(newlines);
                        this.fCurrentEntity.position = newlines;
                        this.fCurrentEntity.count = newlines;
                        if (this.load(newlines, false)) {
                            break;
                        }
                        continue;
                    }
                } while (this.fCurrentEntity.position < this.fCurrentEntity.count - 1);
                for (int i = offset; i < this.fCurrentEntity.position; ++i) {
                    this.fCurrentEntity.ch[i] = '\n';
                }
                final int length2 = this.fCurrentEntity.position - offset;
                if (this.fCurrentEntity.position == this.fCurrentEntity.count - 1) {
                    buffer.append(this.fCurrentEntity.ch, offset, length2);
                    return true;
                }
            }
        Label_0949:
            while (this.fCurrentEntity.position < this.fCurrentEntity.count) {
                c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
                if (c == charAt0) {
                    final int delimOffset = this.fCurrentEntity.position - 1;
                    for (int j = 1; j < delimLen; ++j) {
                        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                            final Entity.ScannedEntity fCurrentEntity6 = this.fCurrentEntity;
                            fCurrentEntity6.position -= j;
                            break Label_0949;
                        }
                        c = this.fCurrentEntity.ch[this.fCurrentEntity.position++];
                        if (delimiter.charAt(j) != c) {
                            final Entity.ScannedEntity fCurrentEntity7 = this.fCurrentEntity;
                            fCurrentEntity7.position -= j;
                            break;
                        }
                    }
                    if (this.fCurrentEntity.position == delimOffset + delimLen) {
                        done = true;
                        break;
                    }
                }
                else {
                    if (c == 10 || (this.isExternal && c == 13)) {
                        final Entity.ScannedEntity fCurrentEntity8 = this.fCurrentEntity;
                        --fCurrentEntity8.position;
                        break;
                    }
                    if (isInvalid(c)) {
                        if(XMLChar.isHighSurrogate(c)){
                            this.fCurrentEntity.position--;
                            if (this.fCurrentEntity.position - offset > 0){
                                int length2 = this.fCurrentEntity.position - offset;
                                final Entity.ScannedEntity fCurrentEntity10 = this.fCurrentEntity;
                                fCurrentEntity10.columnNumber += length2 - newlines;
                                buffer.append(this.fCurrentEntity.ch, offset, length2);
                            }
                            final int high = this.scanChar();
                            final int low = this.peekChar();
                            if (!XMLChar.isLowSurrogate(low)) {
                                return false;
                            }
                            int x = XMLChar.supplemental((char)high, (char)low);
                            if (isInvalid(x)) {
                                return false;
                            }
                            buffer.append((char)high);
                            buffer.append((char)low);
                            offset = ++this.fCurrentEntity.position;
                            break;
                        }
                        final Entity.ScannedEntity fCurrentEntity9 = this.fCurrentEntity;
                        --fCurrentEntity9.position;
                        final int length2 = this.fCurrentEntity.position - offset;
                        final Entity.ScannedEntity fCurrentEntity10 = this.fCurrentEntity;
                        fCurrentEntity10.columnNumber += length2 - newlines;
                        buffer.append(this.fCurrentEntity.ch, offset, length2);
                        return true;
                    }
                    continue;
                }
            }
            int length2 = this.fCurrentEntity.position - offset;
            if (length2 != 0){
                final Entity.ScannedEntity fCurrentEntity11 = this.fCurrentEntity;
                fCurrentEntity11.columnNumber += length2 - newlines;
                if (done) {
                    length2 -= delimLen;
                }
                buffer.append(this.fCurrentEntity.ch, offset, length2);
            }
        } while (!done);
        return !done;
    }
    
    public boolean skipChar(final int c) throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        final int cc = this.fCurrentEntity.ch[this.fCurrentEntity.position];
        if (cc == c) {
            final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
            ++fCurrentEntity.position;
            if (c == 10) {
                final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                ++fCurrentEntity2.lineNumber;
                this.fCurrentEntity.columnNumber = 1;
            }
            else {
                final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
                ++fCurrentEntity3.columnNumber;
            }
            return true;
        }
        if (c == 10 && cc == 13 && this.isExternal) {
            if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                this.invokeListeners(1);
                this.fCurrentEntity.ch[0] = (char)cc;
                this.load(1, false);
            }
            final Entity.ScannedEntity fCurrentEntity4 = this.fCurrentEntity;
            ++fCurrentEntity4.position;
            if (this.fCurrentEntity.ch[this.fCurrentEntity.position] == '\n') {
                final Entity.ScannedEntity fCurrentEntity5 = this.fCurrentEntity;
                ++fCurrentEntity5.position;
            }
            final Entity.ScannedEntity fCurrentEntity6 = this.fCurrentEntity;
            ++fCurrentEntity6.lineNumber;
            this.fCurrentEntity.columnNumber = 1;
            return true;
        }
        return false;
    }
    
    public boolean isSpace(final char ch) {
        return ch == ' ' || ch == '\n' || ch == '\t' || ch == '\r';
    }
    
    public boolean skipSpaces() throws IOException {
        if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
            this.invokeListeners(0);
            this.load(0, true);
        }
        if (this.fCurrentEntity == null) {
            return false;
        }
        int c = this.fCurrentEntity.ch[this.fCurrentEntity.position];
        if (XMLChar.isSpace(c)) {
            do {
                boolean entityChanged = false;
                if (c == 10 || (this.isExternal && c == 13)) {
                    final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                    ++fCurrentEntity.lineNumber;
                    this.fCurrentEntity.columnNumber = 1;
                    if (this.fCurrentEntity.position == this.fCurrentEntity.count - 1) {
                        this.invokeListeners(0);
                        this.fCurrentEntity.ch[0] = (char)c;
                        entityChanged = this.load(1, true);
                        if (!entityChanged) {
                            this.fCurrentEntity.position = 0;
                        }
                        else if (this.fCurrentEntity == null) {
                            return true;
                        }
                    }
                    if (c == 13 && this.isExternal && this.fCurrentEntity.ch[++this.fCurrentEntity.position] != '\n') {
                        final Entity.ScannedEntity fCurrentEntity2 = this.fCurrentEntity;
                        --fCurrentEntity2.position;
                    }
                }
                else {
                    final Entity.ScannedEntity fCurrentEntity3 = this.fCurrentEntity;
                    ++fCurrentEntity3.columnNumber;
                }
                if (!entityChanged) {
                    final Entity.ScannedEntity fCurrentEntity4 = this.fCurrentEntity;
                    ++fCurrentEntity4.position;
                }
                if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                    this.invokeListeners(0);
                    this.load(0, true);
                    if (this.fCurrentEntity == null) {
                        return true;
                    }
                    continue;
                }
            } while (XMLChar.isSpace(c = this.fCurrentEntity.ch[this.fCurrentEntity.position]));
            return true;
        }
        return false;
    }
    
    public boolean arrangeCapacity(final int length) throws IOException {
        return this.arrangeCapacity(length, false);
    }
    
    public boolean arrangeCapacity(final int length, final boolean changeEntity) throws IOException {
        if (this.fCurrentEntity.count - this.fCurrentEntity.position >= length) {
            return true;
        }
        boolean entityChanged = false;
        while (this.fCurrentEntity.count - this.fCurrentEntity.position < length) {
            if (this.fCurrentEntity.ch.length - this.fCurrentEntity.position < length) {
                this.invokeListeners(0);
                System.arraycopy(this.fCurrentEntity.ch, this.fCurrentEntity.position, this.fCurrentEntity.ch, 0, this.fCurrentEntity.count - this.fCurrentEntity.position);
                final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                fCurrentEntity.count -= this.fCurrentEntity.position;
                this.fCurrentEntity.position = 0;
            }
            if (this.fCurrentEntity.count - this.fCurrentEntity.position < length) {
                final int pos = this.fCurrentEntity.position;
                this.invokeListeners(pos);
                entityChanged = this.load(this.fCurrentEntity.count, changeEntity);
                this.fCurrentEntity.position = pos;
                if (entityChanged) {
                    break;
                }
                continue;
            }
        }
        return this.fCurrentEntity.count - this.fCurrentEntity.position >= length;
    }
    
    public boolean skipString(final String s) throws IOException {
        final int length = s.length();
        if (this.arrangeCapacity(length, false)) {
            final int beforeSkip = this.fCurrentEntity.position;
            int afterSkip = this.fCurrentEntity.position + length - 1;
            int i = length - 1;
            while (s.charAt(i--) == this.fCurrentEntity.ch[afterSkip]) {
                if (afterSkip-- == beforeSkip) {
                    this.fCurrentEntity.position += length;
                    final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
                    fCurrentEntity.columnNumber += length;
                    return true;
                }
            }
        }
        return false;
    }
    
    public boolean skipString(final char[] s) throws IOException {
        final int length = s.length;
        if (this.arrangeCapacity(length, false)) {
            int beforeSkip = this.fCurrentEntity.position;
            final int afterSkip = this.fCurrentEntity.position + length;
            for (int i = 0; i < length; ++i) {
                if (this.fCurrentEntity.ch[beforeSkip++] != s[i]) {
                    return false;
                }
            }
            this.fCurrentEntity.position += length;
            final Entity.ScannedEntity fCurrentEntity = this.fCurrentEntity;
            fCurrentEntity.columnNumber += length;
            return true;
        }
        return false;
    }
    
    final boolean load(final int offset, final boolean changeEntity) throws IOException {
        this.fCurrentEntity.fTotalCountTillLastLoad += this.fCurrentEntity.fLastCount;
        final int length = this.fCurrentEntity.mayReadChunks ? (this.fCurrentEntity.ch.length - offset) : 64;
        final int count = this.fCurrentEntity.reader.read(this.fCurrentEntity.ch, offset, length);
        boolean entityChanged = false;
        if (count != -1) {
            if (count != 0) {
                this.fCurrentEntity.fLastCount = count;
                this.fCurrentEntity.count = count + offset;
                this.fCurrentEntity.position = offset;
            }
        }
        else {
            this.fCurrentEntity.count = offset;
            this.fCurrentEntity.position = offset;
            entityChanged = true;
            if (changeEntity) {
                this.fEntityManager.endEntity();
                if (this.fCurrentEntity == null) {
                    return true;
                }
                if (this.fCurrentEntity.position == this.fCurrentEntity.count) {
                    this.load(0, true);
                }
            }
        }
        return entityChanged;
    }
    
    protected Reader createReader(final InputStream inputStream, String encoding, final Boolean isBigEndian) throws IOException {
        if (encoding == null) {
            encoding = "UTF-8";
        }
        final String ENCODING = encoding.toUpperCase(Locale.ENGLISH);
        if (ENCODING.equals("UTF-8")) {
            return new UTF8Reader(inputStream, this.fCurrentEntity.fBufferSize, this.fErrorReporter.getMessageFormatter("http://www.w3.org/TR/1998/REC-xml-19980210"), this.fErrorReporter.getLocale());
        }
        if (ENCODING.equals("US-ASCII")) {
            return new ASCIIReader(inputStream, this.fCurrentEntity.fBufferSize, this.fErrorReporter.getMessageFormatter("http://www.w3.org/TR/1998/REC-xml-19980210"), this.fErrorReporter.getLocale());
        }
        if (ENCODING.equals("ISO-10646-UCS-4")) {
            if (isBigEndian != null) {
                final boolean isBE = isBigEndian;
                if (isBE) {
                    return new UCSReader(inputStream, (short)8);
                }
                return new UCSReader(inputStream, (short)4);
            }
            else {
                this.fErrorReporter.reportError("http://www.w3.org/TR/1998/REC-xml-19980210", "EncodingByteOrderUnsupported", new Object[] { encoding }, (short)2);
            }
        }
        if (ENCODING.equals("ISO-10646-UCS-2")) {
            if (isBigEndian != null) {
                final boolean isBE = isBigEndian;
                if (isBE) {
                    return new UCSReader(inputStream, (short)2);
                }
                return new UCSReader(inputStream, (short)1);
            }
            else {
                this.fErrorReporter.reportError("http://www.w3.org/TR/1998/REC-xml-19980210", "EncodingByteOrderUnsupported", new Object[] { encoding }, (short)2);
            }
        }
        final boolean validIANA = XMLChar.isValidIANAEncoding(encoding);
        final boolean validJava = XMLChar.isValidJavaEncoding(encoding);
        if (!validIANA || (this.fAllowJavaEncodings && !validJava)) {
            this.fErrorReporter.reportError("http://www.w3.org/TR/1998/REC-xml-19980210", "EncodingDeclInvalid", new Object[] { encoding }, (short)2);
            encoding = "ISO-8859-1";
        }
        String javaEncoding = EncodingMap.getIANA2JavaMapping(ENCODING);
        if (javaEncoding == null) {
            if (this.fAllowJavaEncodings) {
                javaEncoding = encoding;
            }
            else {
                this.fErrorReporter.reportError("http://www.w3.org/TR/1998/REC-xml-19980210", "EncodingDeclInvalid", new Object[] { encoding }, (short)2);
                javaEncoding = "ISO8859_1";
            }
        }
        return new InputStreamReader(inputStream, javaEncoding);
    }
    
    protected Object[] getEncodingName(final byte[] b4, final int count) {
        if (count < 2) {
            return new Object[] { "UTF-8", null };
        }
        final int b5 = b4[0] & 0xFF;
        final int b6 = b4[1] & 0xFF;
        if (b5 == 254 && b6 == 255) {
            return new Object[] { "UTF-16BE", new Boolean(true) };
        }
        if (b5 == 255 && b6 == 254) {
            return new Object[] { "UTF-16LE", new Boolean(false) };
        }
        if (count < 3) {
            return new Object[] { "UTF-8", null };
        }
        final int b7 = b4[2] & 0xFF;
        if (b5 == 239 && b6 == 187 && b7 == 191) {
            return new Object[] { "UTF-8", null };
        }
        if (count < 4) {
            return new Object[] { "UTF-8", null };
        }
        final int b8 = b4[3] & 0xFF;
        if (b5 == 0 && b6 == 0 && b7 == 0 && b8 == 60) {
            return new Object[] { "ISO-10646-UCS-4", new Boolean(true) };
        }
        if (b5 == 60 && b6 == 0 && b7 == 0 && b8 == 0) {
            return new Object[] { "ISO-10646-UCS-4", new Boolean(false) };
        }
        if (b5 == 0 && b6 == 0 && b7 == 60 && b8 == 0) {
            return new Object[] { "ISO-10646-UCS-4", null };
        }
        if (b5 == 0 && b6 == 60 && b7 == 0 && b8 == 0) {
            return new Object[] { "ISO-10646-UCS-4", null };
        }
        if (b5 == 0 && b6 == 60 && b7 == 0 && b8 == 63) {
            return new Object[] { "UTF-16BE", new Boolean(true) };
        }
        if (b5 == 60 && b6 == 0 && b7 == 63 && b8 == 0) {
            return new Object[] { "UTF-16LE", new Boolean(false) };
        }
        if (b5 == 76 && b6 == 111 && b7 == 167 && b8 == 148) {
            return new Object[] { "CP037", null };
        }
        return new Object[] { "UTF-8", null };
    }
    
    final void print() {
    }
    
    public void registerListener(final XMLBufferListener listener) {
        if (!this.listeners.contains(listener)) {
            this.listeners.add(listener);
        }
    }
    
    private void invokeListeners(final int loadPos) {
        for (int i = 0; i < this.listeners.size(); ++i) {
            final XMLBufferListener listener = (XMLBufferListener) this.listeners.get(i);
            listener.refresh(loadPos);
        }
    }
}