/**
* SAX ContentHandler API.
*
* <p>Detect and use the oasis-xml-catalog PI if it occurs.
*/
public void processingInstruction(String target, String pidata) throws SAXException {
if (target.equals("oasis-xml-catalog")) {
URL catalog = null;
String data = pidata;
int pos = data.indexOf("catalog=");
if (pos >= 0) {
data = data.substring(pos + 8);
if (data.length() > 1) {
String quote = data.substring(0, 1);
data = data.substring(1);
pos = data.indexOf(quote);
if (pos >= 0) {
data = data.substring(0, pos);
try {
if (baseURL != null) {
catalog = new URL(baseURL, data);
} else {
catalog = new URL(data);
}
} catch (MalformedURLException mue) {
// nevermind
}
}
}
}
if (allowXMLCatalogPI) {
if (catalogManager.getAllowOasisXMLCatalogPI()) {
catalogManager.debug.message(4, "oasis-xml-catalog PI", pidata);
if (catalog != null) {
try {
catalogManager.debug.message(4, "oasis-xml-catalog", catalog.toString());
oasisXMLCatalogPI = true;
if (piCatalogResolver == null) {
piCatalogResolver = new CatalogResolver(true);
}
piCatalogResolver.getCatalog().parseCatalog(catalog.toString());
} catch (Exception e) {
catalogManager.debug.message(
3, "Exception parsing oasis-xml-catalog: " + catalog.toString());
}
} else {
catalogManager.debug.message(3, "PI oasis-xml-catalog unparseable: " + pidata);
}
} else {
catalogManager.debug.message(4, "PI oasis-xml-catalog ignored: " + pidata);
}
} else {
catalogManager.debug.message(
3, "PI oasis-xml-catalog occurred in an invalid place: " + pidata);
}
} else {
super.processingInstruction(target, pidata);
}
}
public void processingInstruction(String target, String data) throws SAXException {
StackContext stackEntry = stack.peek();
SaxEventBufferBuilder bufferBuilder = stackEntry.bufferBuilder;
if (bufferBuilder != null) {
bufferBuilder.processingInstruction(target, data);
}
super.processingInstruction(target, data);
}
public void processingInstruction(String target, String data) throws SAXException {
try {
indent();
writer.write("<?");
writer.write(target);
writer.write(" ");
writer.write(data);
writer.write("?>");
writePrintln();
lastOutputNodeType = Node.PROCESSING_INSTRUCTION_NODE;
super.processingInstruction(target, data);
} catch (IOException e) {
handleException(e);
}
}
/**
* Write a processing instruction.
*
* <p>Pass the event on down the filter chain for further processing.
*
* @param target The PI target.
* @param data The PI data.
* @exception org.xml.sax.SAXException If there is an error writing the PI, or if a handler
* further down the filter chain raises an exception.
* @see org.xml.sax.ContentHandler#processingInstruction(java.lang.String, java.lang.String)
*/
public void processingInstruction(String target, String data) throws SAXException {
try {
if (!startTagIsClosed) {
write('>');
startTagIsClosed = true;
}
write("<?");
write(target);
write(' ');
write(data);
write("?>");
if (elementLevel < 1) {
write('\n');
}
super.processingInstruction(target, data);
} catch (IOException e) {
throw new SAXException(e);
}
}
/**
* <i>[SAX ContentHandler interface support]</i> Receives notification of a processing
* instruction.
*/
public void processingInstruction(String target, String data) throws SAXException {
this.ensureInitialization();
super.processingInstruction(target, data);
}