Java SAXParser類代碼示例

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
@Test
public void test() throws SAXException, ParserConfigurationException, IOException {
    Schema schema = SchemaFactory.newInstance("http://www.w3.org/2001/XMLSchema").newSchema(new StreamSource(new StringReader(xmlSchema)));

    SAXParserFactory saxParserFactory = SAXParserFactory.newInstance();
    saxParserFactory.setNamespaceAware(true);
    saxParserFactory.setSchema(schema);
    // saxParserFactory.setFeature("http://java.sun.com/xml/schema/features/report-ignored-element-content-whitespace",
    // true);

    SAXParser saxParser = saxParserFactory.newSAXParser();

    XMLReader xmlReader = saxParser.getXMLReader();

    xmlReader.setContentHandler(new MyContentHandler());

    // InputStream input =
    // ClassLoader.getSystemClassLoader().getResourceAsStream("test/test.xml");

    InputStream input = getClass().getResourceAsStream("Bug6946312.xml");
    System.out.println("Parse InputStream:");
    xmlReader.parse(new InputSource(input));
    if (!charEvent) {
        Assert.fail("missing character event");
    }
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
private static SAXParser getSAXParser(
    boolean validating,
    JspDocumentParser jspDocParser)
    throws Exception {

    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);

    // Preserve xmlns attributes
    factory.setFeature(
        "http://xml.org/sax/features/namespace-prefixes",
        true);
    factory.setValidating(validating);
    //factory.setFeature(
    //    "http://xml.org/sax/features/validation",
    //    validating);
    
    // Configure the parser
    SAXParser saxParser = factory.newSAXParser();
    XMLReader xmlReader = saxParser.getXMLReader();
    xmlReader.setProperty(LEXICAL_HANDLER_PROPERTY, jspDocParser);
    xmlReader.setErrorHandler(jspDocParser);

    return saxParser;
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Testing set MaxOccursLimit to 10000 in the secure processing enabled for
 * SAXParserFactory.
 *
 * @throws Exception If any errors occur.
 */
@Test
public void testMaxOccurLimitPos() throws Exception {
    String schema_file = XML_DIR + "toys.xsd";
    String xml_file = XML_DIR + "toys.xml";
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setValidating(true);
    factory.setFeature(FEATURE_SECURE_PROCESSING, true);
    setSystemProperty(SP_MAX_OCCUR_LIMIT, String.valueOf(10000));
    SAXParser parser = factory.newSAXParser();
    parser.setProperty(JAXP_SCHEMA_LANGUAGE, W3C_XML_SCHEMA_NS_URI);
    parser.setProperty(JAXP_SCHEMA_SOURCE, new File(schema_file));
    try (InputStream is = new FileInputStream(xml_file)) {
        MyErrorHandler eh = new MyErrorHandler();
        parser.parse(is, eh);
        assertFalse(eh.isAnyError());
    }
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Configure schema validation as recommended by the JAXP 1.2 spec.
 * The <code>properties</code> object may contains information about
 * the schema local and language. 
 * @param properties parser optional info
 */
private static void configureOldXerces(SAXParser parser, 
                                       Properties properties) 
        throws ParserConfigurationException, 
               SAXNotSupportedException {

    String schemaLocation = (String)properties.get("schemaLocation");
    String schemaLanguage = (String)properties.get("schemaLanguage");

    try{
        if (schemaLocation != null) {
            parser.setProperty(JAXP_SCHEMA_LANGUAGE, schemaLanguage);
            parser.setProperty(JAXP_SCHEMA_SOURCE, schemaLocation);
        }
    } catch (SAXNotRecognizedException e){
        log.info(parser.getClass().getName() + ": " 
                                    + e.getMessage() + " not supported."); 
    }

}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Create a <code>SAXParser</code> configured to support XML Schema and DTD
 * @param properties parser specific properties/features
 * @return an XML Schema/DTD enabled <code>SAXParser</code>
 */
public static SAXParser newSAXParser(Properties properties)
        throws ParserConfigurationException, 
               SAXException,
               SAXNotRecognizedException{ 

    SAXParserFactory factory = 
                    (SAXParserFactory)properties.get("SAXParserFactory");
    SAXParser parser = factory.newSAXParser();
    String schemaLocation = (String)properties.get("schemaLocation");
    String schemaLanguage = (String)properties.get("schemaLanguage");

    try{
        if (schemaLocation != null) {
            parser.setProperty(JAXP_SCHEMA_LANGUAGE, schemaLanguage);
            parser.setProperty(JAXP_SCHEMA_SOURCE, schemaLocation);
        }
    } catch (SAXNotRecognizedException e){
        log.info(parser.getClass().getName() + ": "  
                                    + e.getMessage() + " not supported."); 
    }
    return parser;
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Test default handler that transverses XML and  print all visited node.
 *
 * @throws Exception If any errors occur.
 */
@Test
public void testDefaultHandler() throws Exception {
    String outputFile = USER_DIR + "DefaultHandler.out";
    String goldFile = GOLDEN_DIR + "DefaultHandlerGF.out";
    String xmlFile = XML_DIR + "namespace1.xml";

    SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setNamespaceAware(true);
    SAXParser saxparser = spf.newSAXParser();

    MyDefaultHandler handler = new MyDefaultHandler(outputFile);
    File file = new File(xmlFile);
    String Absolutepath = file.getAbsolutePath();
    String newAbsolutePath = Absolutepath;
    if (File.separatorChar == '\\')
            newAbsolutePath = Absolutepath.replace('\\', '/');
    saxparser.parse("file:///" + newAbsolutePath, handler);

    assertTrue(compareWithGold(goldFile, outputFile));

}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * <p><b>Description:</b> Test the conrefs are handled by the SAXParser.</p>
 * <p><b>Bug ID:</b> #15</p>
 *
 * @author adrian_sorop
 *
 * @throws Exception
 */
public void testSaxParserConref() throws Exception {
  File ditaFile = new File(TestUtil.getPath("issue-15_1/topics"),"topic2.dita");
  assertTrue("UNABLE TO LOAD FILE", ditaFile.exists());
  URL url = URLUtil.correct(ditaFile);
  
  SAXParserFactory factory = SAXParserFactory.newInstance();
  // Ignore the DTD declaration
  factory.setValidating(false);
  factory.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
  factory.setFeature("http://xml.org/sax/features/validation", false);
  
  SAXParser parser = factory.newSAXParser();
  SaxContentHandler handler= new SaxContentHandler(url);
  parser.parse(ditaFile, handler);
  
  List<ReferencedResource> referredFiles = new ArrayList<ReferencedResource>();
  referredFiles.addAll(handler.getDitaMapHrefs());
  
  assertEquals("Two files should have been referred.", 2, referredFiles.size());
  
  assertTrue("Should be a content reference to topicConref.dita but was" + referredFiles.get(1).getLocation(), 
      referredFiles.get(1).getLocation().toString().contains("issue-15_1/topics/topicConref.dita"));
  assertTrue("Should be a xref to topic3.dita", 
      referredFiles.get(0).getLocation().toString().contains("issue-15_1/topics/topic3.dita"));
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Test with valid input source, parser should parse the XML document
 * successfully.
 *
 * @param saxparser a SAXParser instance.
 * @throws Exception If any errors occur.
 */
@Test(dataProvider = "parser-provider")
public void testParse25(SAXParser saxparser) throws Exception {
    try (FileInputStream instream = new FileInputStream(
            new File(XML_DIR, "parsertest.xml"))) {
        saxparser.parse(instream, new DefaultHandler(),
            new File(XML_DIR).toURI().toASCIIString());
    }
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
public void parse(InputStream xml, OutputStream finf, String workingDirectory) throws Exception {
    StAXDocumentSerializer documentSerializer = new StAXDocumentSerializer();
    documentSerializer.setOutputStream(finf);

    SAX2StAXWriter saxTostax = new SAX2StAXWriter(documentSerializer);

    SAXParserFactory saxParserFactory = SAXParserFactory.newInstance();
    saxParserFactory.setNamespaceAware(true);
    SAXParser saxParser = saxParserFactory.newSAXParser();

    XMLReader reader = saxParser.getXMLReader();
    reader.setProperty("http://xml.org/sax/properties/lexical-handler", saxTostax);
    reader.setContentHandler(saxTostax);

    if (workingDirectory != null) {
        reader.setEntityResolver(createRelativePathResolver(workingDirectory));
    }
    reader.parse(new InputSource(xml));

    xml.close();
    finf.close();
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
private static SAXParser allowFileAccess(SAXParser saxParser, boolean disableSecureProcessing) throws SAXException {

        // if feature secure processing enabled, nothing to do, file is allowed,
        // or user is able to control access by standard JAXP mechanisms
        if (disableSecureProcessing) {
            return saxParser;
        }

        try {
            saxParser.setProperty(ACCESS_EXTERNAL_SCHEMA, "file");
            LOGGER.log(Level.FINE, Messages.format(Messages.JAXP_SUPPORTED_PROPERTY, ACCESS_EXTERNAL_SCHEMA));
        } catch (SAXException ignored) {
            // nothing to do; support depends on version JDK or SAX implementation
            LOGGER.log(Level.CONFIG, Messages.format(Messages.JAXP_UNSUPPORTED_PROPERTY, ACCESS_EXTERNAL_SCHEMA), ignored);
        }
        return saxParser;
    }
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**Parses the XML to fetch parameters.
 * @param inputFile, source XML  
 * @return true, if XML is successfully parsed.
 * @throws Exception 
 */
public boolean parseXML(File inputFile,UIComponentRepo componentRepo) throws ParserConfigurationException, SAXException, IOException{
     LOGGER.debug("Parsing target XML for separating Parameters");
        SAXParserFactory factory = SAXParserFactory.newInstance();
        SAXParser saxParser;
	try {
		factory.setFeature(Constants.DISALLOW_DOCTYPE_DECLARATION,true);
		saxParser = factory.newSAXParser();
		XMLHandler xmlhandler = new XMLHandler(componentRepo);
		saxParser.parse(inputFile, xmlhandler);
		return true;
	} catch (ParserConfigurationException | SAXException | IOException exception) {
		 LOGGER.error("Parsing failed...",exception);
		throw exception; 
	}
  }
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Reads a {@link CategoryDataset} from a stream.
 *
 * @param in  the stream.
 *
 * @return A dataset.
 *
 * @throws IOException if there is a problem reading the file.
 */
public static CategoryDataset readCategoryDatasetFromXML(final InputStream in) throws IOException {

    CategoryDataset result = null;

    final SAXParserFactory factory = SAXParserFactory.newInstance();
    try {
        final SAXParser parser = factory.newSAXParser();
        final CategoryDatasetHandler handler = new CategoryDatasetHandler();
        parser.parse(in, handler);
        result = handler.getDataset();
    }
    catch (SAXException e) {
        System.out.println(e.getMessage());
    }
    catch (ParserConfigurationException e2) {
        System.out.println(e2.getMessage());
    }
    return result;

}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
@Test
public void testInstance() throws ParserConfigurationException, SAXException, IOException {
    System.out.println(Bug6963468Test.class.getResource("Bug6963468.xsd").getPath());
    File schemaFile = new File(Bug6963468Test.class.getResource("Bug6963468.xsd").getPath());
    SAXParser parser = createParser(schemaFile);

    try {
        parser.parse(Bug6963468Test.class.getResource("Bug6963468.xml").getPath(), new DefaultHandler());
    } catch (SAXException e) {
        e.printStackTrace();
        Assert.fail("Fatal Error: " + strException(e));
    }

}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
protected static SAXParser createParser() throws Exception {
    SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setNamespaceAware(true);
    spf.setValidating(true);
    SAXParser parser = spf.newSAXParser();
    parser.setProperty("http://java.sun.com/xml/jaxp/properties/schemaLanguage", "http://www.w3.org/2001/XMLSchema");

    return parser;
}
 

import javax.xml.parsers.SAXParser; //導入依賴的package包/類
/**
 * Find the line number of a target in an Ant script, or some other line in an XML file.
 * Able to find a certain element with a certain attribute matching a given value.
 * See also AntTargetNode.TargetOpenCookie.
 * @param file an Ant script or other XML file
 * @param match the attribute value to match (e.g. target name)
 * @param elementLocalName the (local) name of the element to look for
 * @param elementAttributeName the name of the attribute to match on
 * @return the line number (0-based), or -1 if not found
 */
static final int findLine(FileObject file, final String match, final String elementLocalName, final String elementAttributeName) throws IOException, SAXException, ParserConfigurationException {
    InputSource in = new InputSource(file.getURL().toString());
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setNamespaceAware(true);
    SAXParser parser = factory.newSAXParser();
    final int[] line = new int[] {-1};
    class Handler extends DefaultHandler {
        private Locator locator;
        public void setDocumentLocator(Locator l) {
            locator = l;
        }
        public void startElement(String uri, String localname, String qname, Attributes attr) throws SAXException {
            if (line[0] == -1) {
                if (localname.equals(elementLocalName) && match.equals(attr.getValue(elementAttributeName))) { // NOI18N
                    line[0] = locator.getLineNumber() - 1;
                }
            }
        }
    }
    parser.parse(in, new Handler());
    return line[0];
}