/** Main method to allow PrettyPrinter to be used from the command-line. */
public static void main(String[] args) throws Exception {
if (args.length != 2) {
System.out.println(
"Usage: java " + PrettyPrinter.class.getName() + " [inputFilename] [outputFilename]");
System.exit(0);
}
String in_filename = args[0];
String out_filename = args[1];
// Get instances of our handlers
DocumentHandler prettyPrinter =
new PrettyPrinter(new FileOutputStream(out_filename), "iso-8859-1");
ErrorHandler errorHandler = new OntopiaErrorHandler();
InputSource inSource = new InputSource(new FileReader(in_filename));
// get parser instance and connect to our handlers
Parser parser = ParserFactory.makeParser("com.jclark.xml.sax.Driver");
parser.setDocumentHandler(prettyPrinter);
parser.setErrorHandler(errorHandler);
// beautify
parser.parse(inSource);
}
/**
* Parse an XML Catalog stream.
*
* @param catalog The catalog to which this catalog file belongs
* @param is The input stream from which the catalog will be read
* @throws MalformedURLException Improper fileUrl
* @throws IOException Error reading catalog file
* @throws CatalogException A Catalog exception
*/
public void readCatalog(Catalog catalog, InputStream is) throws IOException, CatalogException {
// Create an instance of the parser
if (parserFactory == null && parserClass == null) {
debug.message(1, "Cannot read SAX catalog without a parser");
throw new CatalogException(CatalogException.UNPARSEABLE);
}
debug = catalog.getCatalogManager().debug;
EntityResolver bResolver = catalog.getCatalogManager().getBootstrapResolver();
this.catalog = catalog;
try {
if (parserFactory != null) {
SAXParser parser = parserFactory.newSAXParser();
SAXParserHandler spHandler = new SAXParserHandler();
spHandler.setContentHandler(this);
if (bResolver != null) {
spHandler.setEntityResolver(bResolver);
}
parser.parse(new InputSource(is), spHandler);
} else {
Parser parser =
(Parser)
Class.forName(
parserClass,
true,
loader != null ? loader : this.getClass().getClassLoader())
.newInstance();
parser.setDocumentHandler(this);
if (bResolver != null) {
parser.setEntityResolver(bResolver);
}
parser.parse(new InputSource(is));
}
} catch (ClassNotFoundException cnfe) {
throw new CatalogException(CatalogException.UNPARSEABLE);
} catch (IllegalAccessException iae) {
throw new CatalogException(CatalogException.UNPARSEABLE);
} catch (InstantiationException ie) {
throw new CatalogException(CatalogException.UNPARSEABLE);
} catch (ParserConfigurationException pce) {
throw new CatalogException(CatalogException.UNKNOWN_FORMAT);
} catch (SAXException se) {
Exception e = se.getException();
// FIXME: there must be a better way
UnknownHostException uhe = new UnknownHostException();
FileNotFoundException fnfe = new FileNotFoundException();
if (e != null) {
if (e.getClass() == uhe.getClass()) {
throw new CatalogException(CatalogException.PARSE_FAILED, e.toString());
} else if (e.getClass() == fnfe.getClass()) {
throw new CatalogException(CatalogException.PARSE_FAILED, e.toString());
}
}
throw new CatalogException(se);
}
}
/**
* Creates Java Source code (Object model) for the given XML Schema
* @param InputSource - the InputSource representing the XML schema.
* @param packageName the package for the generated source files
**/
public void generateSource(InputSource source, String packageName) {
//-- get default parser from Configuration
Parser parser = null;
try {
parser = Configuration.getParser();
}
catch(RuntimeException rte) {}
if (parser == null) {
System.out.println("fatal error: unable to create SAX parser.");
return;
}
SchemaUnmarshaller schemaUnmarshaller = null;
try {
schemaUnmarshaller = new SchemaUnmarshaller();
} catch (SAXException e) {
// can never happen since a SAXException is thrown
// when we are dealing with an included schema
e.printStackTrace();
}
parser.setDocumentHandler(schemaUnmarshaller);
parser.setErrorHandler(schemaUnmarshaller);
try {
parser.parse(source);
}
catch(java.io.IOException ioe) {
System.out.println("error reading XML Schema file");
return;
}
catch(org.xml.sax.SAXException sx) {
Exception except = sx.getException();
if (except == null) except = sx;
if (except instanceof SAXParseException) {
SAXParseException spe = (SAXParseException)except;
System.out.println("SAXParseException: " + spe);
System.out.print(" - occured at line ");
System.out.print(spe.getLineNumber());
System.out.print(", column ");
System.out.println(spe.getColumnNumber());
}
else except.printStackTrace();
return;
}
Schema schema = schemaUnmarshaller.getSchema();
generateSource(schema, packageName);
} //-- generateSource
/**
* Parse the content given {@link org.xml.sax.InputSource} as XML using the specified {@link
* org.xml.sax.HandlerBase}. <i> Use of the DefaultHandler version of this method is recommended
* as the HandlerBase class has been deprecated in SAX 2.0</i>
*
* @param is The InputSource containing the content to be parsed.
* @param hb The SAX HandlerBase to use.
* @throws IllegalArgumentException If the <code>InputSource</code> object is <code>null</code>.
* @throws IOException If any IO errors occur.
* @throws SAXException If any SAX errors occur during processing.
* @see org.xml.sax.DocumentHandler
*/
public void parse(InputSource is, HandlerBase hb) throws SAXException, IOException {
if (is == null) {
throw new IllegalArgumentException("InputSource cannot be null");
}
Parser parser = this.getParser();
if (hb != null) {
parser.setDocumentHandler(hb);
parser.setEntityResolver(hb);
parser.setErrorHandler(hb);
parser.setDTDHandler(hb);
}
parser.parse(is);
}
public void parse(InputSource paramInputSource, HandlerBase paramHandlerBase)
throws SAXException, IOException {
if (paramInputSource == null) {
throw new IllegalArgumentException("InputSource cannot be null");
}
Parser localParser = getParser();
if (paramHandlerBase != null) {
localParser.setDocumentHandler(paramHandlerBase);
localParser.setEntityResolver(paramHandlerBase);
localParser.setErrorHandler(paramHandlerBase);
localParser.setDTDHandler(paramHandlerBase);
}
localParser.parse(paramInputSource);
}
/**
* Creates an XML Schema using the given InputSource. The InputSource must be for an XML instance
* document. The XML Schema created will be based on the specific XML instance document.
*
* @param source the InputSource for the XML document
*/
public Schema createSchema(InputSource source) throws IOException {
XMLInstance2SchemaHandler handler = new XMLInstance2SchemaHandler();
handler.setDefaultGroupOrder(_defaultGroup);
try {
Parser parser = _internalContext.getParser();
if (parser == null) {
throw new IOException("fatal error: unable to create SAX parser.");
}
parser.setDocumentHandler(handler);
parser.setErrorHandler(handler);
parser.parse(source);
} catch (org.xml.sax.SAXException sx) {
throw new NestedIOException(sx);
}
return handler.getSchema();
}
public void parse() throws IOException, SAXException, ParserConfigurationException {
// parser stuff figured out with great ease thanks to java examples in a nutshell By David
// Flanagan
// http://www.oreilly.com/catalog/jenut2/chapter/ch19.html
// Create a JAXP "parser factory" for creating SAX parsers
SAXParserFactory spf = SAXParserFactory.newInstance();
// Configure the parser factory for the type of parsers we require
spf.setValidating(false); // No validation required
// Now use the parser factory to create a SAXParser object
// Note that SAXParser is a JAXP class, not a SAX class
javax.xml.parsers.SAXParser sp = spf.newSAXParser();
// Create a SAX input source for the file argument
org.xml.sax.InputSource input = new InputSource(new FileReader(this.xmlFileLocation));
// Give the InputSource an absolute URL for the file, so that
// it can resolve relative URLs in a <!DOCTYPE> declaration, e.g.
input.setSystemId("file://" + new File(this.xmlFileLocation).getAbsolutePath());
// Finally, tell the parser to parse the input and notify the handler
// sp.parse(input, this);
// Instead of using the SAXParser.parse() method, which is part of the
// JAXP API, we could also use the SAX1 API directly. Note the
// difference between the JAXP class javax.xml.parsers.SAXParser and
// the SAX1 class org.xml.sax.Parser
//
org.xml.sax.Parser parser = sp.getParser(); // Get the SAX parser
if (this.resolveEntities) {
parser.setEntityResolver(this);
} else {
parser.setEntityResolver(new SAXFakeEntityResolver());
}
parser.setDocumentHandler(this); // Set main handler
parser.setErrorHandler(errorHandler); // Set error handler
parser.parse(input); // Parse!
}
public static void main(String[] args) throws IOException {
String filename = "z.xml"; // NOT LOCALIZABLE, main
try {
String uri = "file:" + new File(filename).getAbsolutePath(); // NOT LOCALIZABLE, main
//
// turn it into an in-memory object.
//
Parser parser = getParser();
parser.setDocumentHandler(new XmlParser());
parser.setErrorHandler(new MyErrorHandler());
parser.parse(uri);
} catch (SAXParseException err) {
Debug.trace(
"** Parsing error" // NOT LOCALIZABLE, main
+ ", line "
+ err.getLineNumber() // NOT LOCALIZABLE
+ ", uri "
+ err.getSystemId()); // NOT LOCALIZABLE
Debug.trace(" " + err.getMessage());
} catch (SAXException e) {
Exception x = e;
if (e.getException() != null) x = e.getException();
x.printStackTrace();
} catch (Throwable t) {
t.printStackTrace();
}
byte[] buf = new byte[256];
Debug.trace("Press ENTER to exit."); // NOT LOCALIZABLE
System.in.read(buf, 0, 256);
System.exit(0);
}
public synchronized void parse(InputSource input) throws SAXException, IOException {
_parser.parse(input);
}
public synchronized void parse(String input) throws SAXException, IOException {
_parser.parse(input);
}