Example usage for javax.xml.parsers DocumentBuilderFactory setIgnoringComments

List of usage examples for javax.xml.parsers DocumentBuilderFactory setIgnoringComments

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Introduction

In this page you can find the example usage for javax.xml.parsers DocumentBuilderFactory setIgnoringComments.

Prototype


public void setIgnoringComments(boolean ignoreComments)

Source Link

Document

Specifies that the parser produced by this code will ignore comments.

Usage

From source file:org.apache.jxtadoop.conf.Configuration.java

private void loadResource(Properties properties, Object name, boolean quiet) {
    try {//  w ww.j  a va2  s.  co  m
        DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
        //ignore all comments inside the xml file
        docBuilderFactory.setIgnoringComments(true);

        //allow includes in the xml file
        docBuilderFactory.setNamespaceAware(true);
        try {
            docBuilderFactory.setXIncludeAware(true);
        } catch (UnsupportedOperationException e) {
            LOG.error("Failed to set setXIncludeAware(true) for parser " + docBuilderFactory + ":" + e, e);
        }
        DocumentBuilder builder = docBuilderFactory.newDocumentBuilder();
        Document doc = null;
        Element root = null;

        if (name instanceof URL) { // an URL resource
            URL url = (URL) name;
            if (url != null) {
                if (!quiet) {
                    LOG.info("parsing " + url);
                }
                doc = builder.parse(url.toString());
            }
        } else if (name instanceof String) { // a CLASSPATH resource
            URL url = getResource((String) name);
            if (url != null) {
                if (!quiet) {
                    LOG.info("parsing " + url);
                }
                doc = builder.parse(url.toString());
            }
        } else if (name instanceof Path) { // a file resource
            // Can't use FileSystem API or we get an infinite loop
            // since FileSystem uses Configuration API.  Use java.io.File instead.
            File file = new File(((Path) name).toUri().getPath()).getAbsoluteFile();
            if (file.exists()) {
                if (!quiet) {
                    LOG.info("parsing " + file);
                }
                InputStream in = new BufferedInputStream(new FileInputStream(file));
                try {
                    doc = builder.parse(in);
                } finally {
                    in.close();
                }
            }
        } else if (name instanceof InputStream) {
            try {
                doc = builder.parse((InputStream) name);
            } finally {
                ((InputStream) name).close();
            }
        } else if (name instanceof Element) {
            root = (Element) name;
        }

        if (doc == null && root == null) {
            if (quiet)
                return;
            throw new RuntimeException(name + " not found");
        }

        if (root == null) {
            root = doc.getDocumentElement();
        }
        if (!"configuration".equals(root.getTagName()))
            LOG.fatal("bad conf file: top-level element not <configuration>");
        NodeList props = root.getChildNodes();
        for (int i = 0; i < props.getLength(); i++) {
            Node propNode = props.item(i);
            if (!(propNode instanceof Element))
                continue;
            Element prop = (Element) propNode;
            if ("configuration".equals(prop.getTagName())) {
                loadResource(properties, prop, quiet);
                continue;
            }
            if (!"property".equals(prop.getTagName()))
                LOG.warn("bad conf file: element not <property>");
            NodeList fields = prop.getChildNodes();
            String attr = null;
            String value = null;
            boolean finalParameter = false;
            for (int j = 0; j < fields.getLength(); j++) {
                Node fieldNode = fields.item(j);
                if (!(fieldNode instanceof Element))
                    continue;
                Element field = (Element) fieldNode;
                if ("name".equals(field.getTagName()) && field.hasChildNodes())
                    attr = ((Text) field.getFirstChild()).getData().trim();
                if ("value".equals(field.getTagName()) && field.hasChildNodes())
                    value = ((Text) field.getFirstChild()).getData();
                if ("final".equals(field.getTagName()) && field.hasChildNodes())
                    finalParameter = "true".equals(((Text) field.getFirstChild()).getData());
            }

            // Ignore this parameter if it has already been marked as 'final'
            if (attr != null && value != null) {
                if (!finalParameters.contains(attr)) {
                    properties.setProperty(attr, value);
                    if (finalParameter)
                        finalParameters.add(attr);
                } else {
                    LOG.warn(name + ":a attempt to override final parameter: " + attr + ";  Ignoring.");
                }
            }
        }

    } catch (IOException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (DOMException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (SAXException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (ParserConfigurationException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    }
}

From source file:org.apache.myfaces.shared_impl.webapp.webxml.WebXmlParser.java

public WebXml parse() {
    _webXml = new WebXml();

    try {/*from  www.jav a 2s  .  com*/
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        dbf.setIgnoringElementContentWhitespace(true);
        dbf.setIgnoringComments(true);
        dbf.setNamespaceAware(true);
        dbf.setValidating(false);
        //            dbf.setAttribute(JAXP_SCHEMA_LANGUAGE, W3C_XML_SCHEMA);

        DocumentBuilder db = dbf.newDocumentBuilder();
        db.setEntityResolver(new _EntityResolver());
        db.setErrorHandler(new MyFacesErrorHandler(log));

        InputSource is = createContextInputSource(null, WEB_XML_PATH);

        if (is == null) {
            URL url = _context.getResource(WEB_XML_PATH);
            log.debug("No web-xml found at : " + (url == null ? " null " : url.toString()));
            return _webXml;
        }

        Document document = db.parse(is);

        Element webAppElem = document.getDocumentElement();
        if (webAppElem == null || !webAppElem.getNodeName().equals("web-app")) {
            throw new FacesException("No valid web-app root element found!");
        }

        readWebApp(webAppElem);

        return _webXml;
    } catch (Exception e) {
        log.fatal("Unable to parse web.xml", e);
        throw new FacesException(e);
    }
}

From source file:org.apache.oozie.cli.OozieCLI.java

private Properties parse(InputStream is, Properties conf) throws IOException {
    try {/*from www  .ja  v  a  2 s.  c om*/
        DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
        docBuilderFactory.setNamespaceAware(true);
        // support for includes in the xml file
        docBuilderFactory.setXIncludeAware(true);
        // ignore all comments inside the xml file
        docBuilderFactory.setIgnoringComments(true);
        docBuilderFactory.setExpandEntityReferences(false);
        docBuilderFactory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
        DocumentBuilder builder = docBuilderFactory.newDocumentBuilder();
        Document doc = builder.parse(is);
        return parseDocument(doc, conf);
    } catch (SAXException e) {
        throw new IOException(e);
    } catch (ParserConfigurationException e) {
        throw new IOException(e);
    }
}

From source file:org.apache.rahas.impl.util.SAMLUtilsTest.java

private static boolean equals(String element1, String element2)
        throws ParserConfigurationException, IOException, SAXException {

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setNamespaceAware(true);//  ww w.j a v  a  2 s.  c  om
    dbf.setCoalescing(true);
    dbf.setIgnoringElementContentWhitespace(true);
    dbf.setIgnoringComments(true);
    DocumentBuilder db = dbf.newDocumentBuilder();

    Document doc1 = db.parse(new ByteArrayInputStream(element1.getBytes("UTF-8")));
    doc1.normalizeDocument();

    Document doc2 = db.parse(new ByteArrayInputStream(element1.getBytes("UTF-8")));
    doc2.normalizeDocument();

    return doc1.isEqualNode(doc2);
}

From source file:org.apache.safe.service.Configuration.java

private void loadResource(Properties properties, Object name) {
    try {/*from   w  w  w.  j  a  va2 s .c o  m*/
        DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
        //ignore all comments inside the xml file
        docBuilderFactory.setIgnoringComments(true);

        //allow includes in the xml file
        docBuilderFactory.setNamespaceAware(true);
        try {
            docBuilderFactory.setXIncludeAware(true);
        } catch (UnsupportedOperationException e) {
            LOG.error("Failed to set setXIncludeAware(true) for parser " + docBuilderFactory + ":" + e, e);
        }
        DocumentBuilder builder = docBuilderFactory.newDocumentBuilder();
        Document doc = null;
        Element root = null;

        if (name instanceof URL) { // an URL resource
            URL url = (URL) name;
            if (url != null) {
                doc = builder.parse(url.toString());
            }
        } else if (name instanceof String) { // a CLASSPATH resource
            URL url = getResource((String) name);
            if (url != null) {
                doc = builder.parse(url.toString());
            }
        } else if (name instanceof InputStream) {
            try {
                doc = builder.parse((InputStream) name);
            } finally {
                ((InputStream) name).close();
            }
        } else if (name instanceof Element) {
            root = (Element) name;
        }

        if (doc == null && root == null) {
            throw new RuntimeException(name + " not found");
        }

        if (root == null) {
            root = doc.getDocumentElement();
        }
        if (!"configuration".equals(root.getTagName()))
            LOG.fatal("bad conf file: top-level element not <configuration>");
        NodeList props = root.getChildNodes();
        for (int i = 0; i < props.getLength(); i++) {
            Node propNode = props.item(i);
            if (!(propNode instanceof Element))
                continue;
            Element prop = (Element) propNode;
            if ("configuration".equals(prop.getTagName())) {
                loadResource(properties, prop);
                continue;
            }
            if (!"property".equals(prop.getTagName()))
                LOG.warn("bad conf file: element not <property>");
            NodeList fields = prop.getChildNodes();
            String attr = null;
            String value = null;
            boolean finalParameter = false;
            for (int j = 0; j < fields.getLength(); j++) {
                Node fieldNode = fields.item(j);
                if (!(fieldNode instanceof Element))
                    continue;
                Element field = (Element) fieldNode;
                if ("name".equals(field.getTagName()) && field.hasChildNodes())
                    attr = ((Text) field.getFirstChild()).getData().trim();
                if ("value".equals(field.getTagName()) && field.hasChildNodes())
                    value = ((Text) field.getFirstChild()).getData();
                if ("final".equals(field.getTagName()) && field.hasChildNodes())
                    finalParameter = "true".equals(((Text) field.getFirstChild()).getData());
            }

            // Ignore this parameter if it has already been marked as 'final'
            if (attr != null) {
                if (value != null) {
                    properties.setProperty(attr, value);
                }
            }

        }

    } catch (IOException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (DOMException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (SAXException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (ParserConfigurationException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    }
}

From source file:org.apache.safe.service.FileBasedAuthorizationService.java

void loadResource(InputStream input) {
    try {//from   w  w w. j av a  2 s.  c o  m
        DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
        //ignore all comments inside the xml file
        docBuilderFactory.setIgnoringComments(true);

        //allow includes in the xml file
        docBuilderFactory.setNamespaceAware(true);
        try {
            docBuilderFactory.setXIncludeAware(true);
        } catch (UnsupportedOperationException e) {
            LOG.error("Failed to set setXIncludeAware(true) for parser " + docBuilderFactory + ":" + e, e);
        }
        DocumentBuilder builder = docBuilderFactory.newDocumentBuilder();
        Document doc = null;
        Element root = null;

        try {
            doc = builder.parse((InputStream) input);
        } finally {
            ((InputStream) input).close();
        }

        if (doc == null && root == null) {
            throw new RuntimeException(input + " not found");
        }

        if (root == null) {
            root = doc.getDocumentElement();
        }
        if (!"acls".equals(root.getTagName()))
            LOG.fatal("bad conf file: top-level element not <acls>");
        NodeList props = root.getChildNodes();
        for (int i = 0; i < props.getLength(); i++) {
            Node propNode = props.item(i);
            if (!(propNode instanceof Element))
                continue;
            Element prop = (Element) propNode;
            if (!"acl".equals(prop.getTagName()))
                LOG.warn("bad conf file: element not <acl>");
            NodeList fields = prop.getChildNodes();
            String key = null;
            String users = null;
            String groups = null;
            for (int j = 0; j < fields.getLength(); j++) {
                Node fieldNode = fields.item(j);
                if (!(fieldNode instanceof Element))
                    continue;
                Element field = (Element) fieldNode;
                if ("key".equals(field.getTagName()) && field.hasChildNodes())
                    key = ((Text) field.getFirstChild()).getData().trim();
                if ("users".equals(field.getTagName()) && field.hasChildNodes())
                    users = ((Text) field.getFirstChild()).getData().trim();
                if ("groups".equals(field.getTagName()) && field.hasChildNodes())
                    groups = ((Text) field.getFirstChild()).getData();

                if (key != null) {
                    Set<String> userSet = null;
                    Set<String> groupSet = null;

                    if (users != null && !users.isEmpty()) {
                        userSet = new HashSet<String>(Arrays.asList(users.split(",")));
                    }
                    if (groups != null && !groups.isEmpty()) {
                        groupSet = new HashSet<String>(Arrays.asList(groups.split(",")));
                    }
                    ACL acl = new ACL(userSet, groupSet);
                    acls.put(key, acl);
                }
            }
        }
    } catch (IOException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (DOMException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (SAXException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    } catch (ParserConfigurationException e) {
        LOG.fatal("error parsing conf file: " + e);
        throw new RuntimeException(e);
    }
}

From source file:org.apache.servicemix.jbi.deployer.utils.ManagementSupport.java

private static Document parse(String result) throws ParserConfigurationException, SAXException, IOException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setNamespaceAware(true);//from www .  ja  v a 2 s.c  om
    factory.setIgnoringElementContentWhitespace(true);
    factory.setIgnoringComments(true);
    DocumentBuilder builder = factory.newDocumentBuilder();
    return builder.parse(new InputSource(new StringReader(result)));
}

From source file:org.apache.sling.urlrewriter.internal.SlingUrlRewriteFilter.java

private Document createDocument(final String rules) {
    if (StringUtils.isBlank(rules)) {
        logger.warn("given rules are blank");
        return null;
    }/*w  w w. jav a2 s  . c om*/

    final DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setValidating(true);
    factory.setNamespaceAware(true);
    factory.setIgnoringComments(true);
    factory.setIgnoringElementContentWhitespace(true);

    try {
        final String systemId = "";
        final ConfHandler confHandler = new ConfHandler(systemId);
        final DocumentBuilder documentBuilder = factory.newDocumentBuilder();
        documentBuilder.setErrorHandler(confHandler);
        documentBuilder.setEntityResolver(confHandler);

        final InputStream inputStream = new ByteArrayInputStream(rules.getBytes("UTF-8"));
        final Document document = documentBuilder.parse(inputStream); // , systemId);
        IOUtils.closeQuietly(inputStream);
        return document;
    } catch (Exception e) {
        logger.error("error creating document from rules property", e);
        return null;
    }
}

From source file:org.apache.sysml.conf.DMLConfig.java

/**
 * Method to parse configuration/*from   w ww . j a  va 2s .co m*/
 * @throws ParserConfigurationException
 * @throws SAXException
 * @throws IOException
 */
private void parseConfig() throws ParserConfigurationException, SAXException, IOException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setIgnoringComments(true); //ignore XML comments
    DocumentBuilder builder = factory.newDocumentBuilder();
    Document domTree = null;
    if (_fileName.startsWith("hdfs:") || _fileName.startsWith("gpfs:")) // config file from DFS
    {
        if (!LocalFileUtils.validateExternalFilename(_fileName, true))
            throw new IOException("Invalid (non-trustworthy) hdfs config filename.");
        FileSystem DFS = FileSystem.get(ConfigurationManager.getCachedJobConf());
        Path configFilePath = new Path(_fileName);
        domTree = builder.parse(DFS.open(configFilePath));
    } else // config from local file system
    {
        if (!LocalFileUtils.validateExternalFilename(_fileName, false))
            throw new IOException("Invalid (non-trustworthy) local config filename.");
        domTree = builder.parse(_fileName);
    }

    _xmlRoot = domTree.getDocumentElement();
}

From source file:org.apache.sysml.conf.DMLConfig.java

/**
 * Method to update the key value/*from   w  w  w  .  j  av  a  2s .  c om*/
 * @param paramName parameter name
 * @param paramValue parameter value
 * @throws DMLRuntimeException if DMLRuntimeException occurs
 */
public void setTextValue(String paramName, String paramValue) throws DMLRuntimeException {
    if (_xmlRoot != null)
        DMLConfig.setTextValue(_xmlRoot, paramName, paramValue);
    else {
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
        factory.setIgnoringComments(true); //ignore XML comments
        DocumentBuilder builder;
        try {
            builder = factory.newDocumentBuilder();
            String configString = "<root><" + paramName + ">" + paramValue + "</" + paramName + "></root>";
            Document domTree = builder.parse(new ByteArrayInputStream(configString.getBytes("UTF-8")));
            _xmlRoot = domTree.getDocumentElement();
        } catch (Exception e) {
            throw new DMLRuntimeException("Unable to set config value", e);
        }
    }
}