Examples with SAXParserFactoryImpl org.apache.xerces.jaxp.SAXParserFactoryImpl used on opensource projects

Example 1 with SAXParserFactoryImpl

use of org.apache.xerces.jaxp.SAXParserFactoryImpl in project intellij-community by JetBrains.

the class ValidateXmlActionHandler method createParser.

protected SAXParser createParser() throws SAXException, ParserConfigurationException {
    if (!needsDtdChecking() && !needsSchemaChecking() && !myForceChecking) {
        return null;
    }
    SAXParserFactory factory = new SAXParserFactoryImpl();
    boolean schemaChecking = false;
    if (hasDtdDeclaration()) {
        factory.setValidating(true);
    }
    if (needsSchemaChecking()) {
        factory.setValidating(true);
        factory.setNamespaceAware(true);
        //jdk 1.5 API
        try {
            factory.setXIncludeAware(true);
        } catch (NoSuchMethodError ignore) {
        }
        schemaChecking = true;
    }
    try {
        factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
    } catch (Exception ignore) {
    }
    SAXParser parser = factory.newSAXParser();
    parser.setProperty(ENTITY_RESOLVER_PROPERTY_NAME, myXmlResourceResolver);
    try {
        parser.getXMLReader().setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
    } catch (Exception ignore) {
    }
    if (schemaChecking) {
        // when dtd checking schema refs could not be validated @see http://marc.theaimsgroup.com/?l=xerces-j-user&m=112504202423704&w=2
        XMLGrammarPool grammarPool = getGrammarPool(myFile, myForceChecking);
        configureEntityManager(myFile, parser);
        parser.getXMLReader().setProperty(GRAMMAR_FEATURE_ID, grammarPool);
    }
    try {
        if (schemaChecking) {
            parser.setProperty(JAXPConstants.JAXP_SCHEMA_LANGUAGE, JAXPConstants.W3C_XML_SCHEMA);
            parser.getXMLReader().setFeature(SCHEMA_FULL_CHECKING_FEATURE_ID, true);
            if (Boolean.TRUE.equals(Boolean.getBoolean(XmlResourceResolver.HONOUR_ALL_SCHEMA_LOCATIONS_PROPERTY_KEY))) {
                parser.getXMLReader().setFeature("http://apache.org/xml/features/honour-all-schemaLocations", true);
            }
            parser.getXMLReader().setFeature("http://apache.org/xml/features/validation/warn-on-undeclared-elemdef", Boolean.TRUE);
            parser.getXMLReader().setFeature("http://apache.org/xml/features/validation/warn-on-duplicate-attdef", Boolean.TRUE);
        }
        parser.getXMLReader().setFeature("http://apache.org/xml/features/warn-on-duplicate-entitydef", Boolean.TRUE);
        parser.getXMLReader().setFeature("http://apache.org/xml/features/validation/unparsed-entity-checking", Boolean.FALSE);
    } catch (SAXNotRecognizedException ex) {
        // it is possible to continue work with configured parser
        LOG.info("Xml parser installation seems screwed", ex);
    }
    return parser;
}