in src/org/apache/xerces/impl/XMLDocumentFragmentScannerImpl.java [1591:1790]
public boolean dispatch(boolean complete)
throws IOException, XNIException {
try {
boolean again;
do {
again = false;
switch (fScannerState) {
case SCANNER_STATE_CONTENT: {
if (fEntityScanner.skipChar('<')) {
setScannerState(SCANNER_STATE_START_OF_MARKUP);
again = true;
}
else if (fEntityScanner.skipChar('&')) {
setScannerState(SCANNER_STATE_REFERENCE);
again = true;
}
else {
do {
int c = scanContent();
if (c == '<') {
fEntityScanner.scanChar();
setScannerState(SCANNER_STATE_START_OF_MARKUP);
break;
}
else if (c == '&') {
fEntityScanner.scanChar();
setScannerState(SCANNER_STATE_REFERENCE);
break;
}
else if (c != -1 && isInvalidLiteral(c)) {
if (XMLChar.isHighSurrogate(c)) {
// special case: surrogates
fStringBuffer.clear();
if (scanSurrogates(fStringBuffer)) {
// call handler
if (fDocumentHandler != null) {
fDocumentHandler.characters(fStringBuffer, null);
}
}
}
else {
reportFatalError("InvalidCharInContent",
new Object[] {
Integer.toString(c, 16)});
fEntityScanner.scanChar();
}
}
} while (complete);
}
break;
}
case SCANNER_STATE_START_OF_MARKUP: {
fMarkupDepth++;
if (fEntityScanner.skipChar('/')) {
if (scanEndElement() == 0) {
if (elementDepthIsZeroHook()) {
return true;
}
}
setScannerState(SCANNER_STATE_CONTENT);
}
else if (isValidNameStartChar(fEntityScanner.peekChar())) {
scanStartElement();
setScannerState(SCANNER_STATE_CONTENT);
}
else if (fEntityScanner.skipChar('!')) {
if (fEntityScanner.skipChar('-')) {
if (!fEntityScanner.skipChar('-')) {
reportFatalError("InvalidCommentStart",
null);
}
setScannerState(SCANNER_STATE_COMMENT);
again = true;
}
else if (fEntityScanner.skipString("[CDATA[")) {
setScannerState(SCANNER_STATE_CDATA);
again = true;
}
else if (!scanForDoctypeHook()) {
reportFatalError("MarkupNotRecognizedInContent",
null);
}
}
else if (fEntityScanner.skipChar('?')) {
setScannerState(SCANNER_STATE_PI);
again = true;
}
else if (isValidNameStartHighSurrogate(fEntityScanner.peekChar())) {
scanStartElement();
setScannerState(SCANNER_STATE_CONTENT);
}
else {
reportFatalError("MarkupNotRecognizedInContent",
null);
setScannerState(SCANNER_STATE_CONTENT);
}
break;
}
case SCANNER_STATE_COMMENT: {
scanComment();
setScannerState(SCANNER_STATE_CONTENT);
break;
}
case SCANNER_STATE_PI: {
scanPI();
setScannerState(SCANNER_STATE_CONTENT);
break;
}
case SCANNER_STATE_CDATA: {
scanCDATASection(complete);
setScannerState(SCANNER_STATE_CONTENT);
break;
}
case SCANNER_STATE_REFERENCE: {
fMarkupDepth++;
// NOTE: We need to set the state beforehand
// because the XMLEntityHandler#startEntity
// callback could set the state to
// SCANNER_STATE_TEXT_DECL and we don't want
// to override that scanner state.
setScannerState(SCANNER_STATE_CONTENT);
if (fEntityScanner.skipChar('#')) {
scanCharReference();
}
else {
scanEntityReference();
}
break;
}
case SCANNER_STATE_TEXT_DECL: {
// scan text decl
if (fEntityScanner.skipString("<?xml")) {
fMarkupDepth++;
// NOTE: special case where entity starts with a PI
// whose name starts with "xml" (e.g. "xmlfoo")
if (isValidNameChar(fEntityScanner.peekChar())) {
fStringBuffer.clear();
fStringBuffer.append("xml");
if (fNamespaces) {
while (isValidNCName(fEntityScanner.peekChar())) {
fStringBuffer.append((char)fEntityScanner.scanChar());
}
}
else {
while (isValidNameChar(fEntityScanner.peekChar())) {
fStringBuffer.append((char)fEntityScanner.scanChar());
}
}
String target = fSymbolTable.addSymbol(fStringBuffer.ch, fStringBuffer.offset, fStringBuffer.length);
scanPIData(target, fTempString);
}
// standard text declaration
else {
scanXMLDeclOrTextDecl(true);
}
}
// now that we've straightened out the readers, we can read in chunks:
fEntityManager.fCurrentEntity.mayReadChunks = true;
setScannerState(SCANNER_STATE_CONTENT);
break;
}
case SCANNER_STATE_ROOT_ELEMENT: {
if (scanRootElementHook()) {
return true;
}
setScannerState(SCANNER_STATE_CONTENT);
break;
}
case SCANNER_STATE_DOCTYPE: {
reportFatalError("DoctypeIllegalInContent",
null);
setScannerState(SCANNER_STATE_CONTENT);
}
}
} while (complete || again);
}
// encoding errors
catch (MalformedByteSequenceException e) {
fErrorReporter.reportError(e.getDomain(), e.getKey(),
e.getArguments(), XMLErrorReporter.SEVERITY_FATAL_ERROR, e);
return false;
}
catch (CharConversionException e) {
fErrorReporter.reportError(
XMLMessageFormatter.XML_DOMAIN,
"CharConversionFailure",
null,
XMLErrorReporter.SEVERITY_FATAL_ERROR, e);
return false;
}
// premature end of file
catch (EOFException e) {
endOfFileHook(e);
return false;
}
return true;
} // dispatch(boolean):boolean