Example usage for org.xml.sax InputSource InputSource

Introduction

In this page you can find the example usage for org.xml.sax InputSource InputSource.

Prototype

public InputSource(Reader characterStream) 

Source Link

Document

Create a new input source with a character stream.

Usage

From source file:Main.java

/**
 * Uses the current DocumentBuilderFactory to converts a String
 * representation of XML into a Document.
 *
 * @param xml XML serialized as a String
 * @param nameSpaceAware determines whether the constructed Document
 * is name-space aware/*from w  w w .ja v  a 2 s .co m*/
 * @return Document
 */
public static Document stringToDocument(String xml, boolean nameSpaceAware) {
    Document document = null;
    try {
        if (xml != null) {
            StringReader reader = new StringReader(xml);
            InputSource input = new InputSource(reader);
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            factory.setNamespaceAware(nameSpaceAware);
            factory.setValidating(false);
            DocumentBuilder builder = factory.newDocumentBuilder();

            document = builder.parse(input);
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }

    return document;
}

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From source file:Main.java

/**
 * Converts the xml into a document//from  w  w w .j a va 2 s  . c  o m
 * 
 * @param xml   the xml formated string
 * @return      a new document
 * @throws SAXException
 * @throws IOException
 * @throws ParserConfigurationException
 */
public static Document xmlToDoc(String xml) throws SAXException, IOException, ParserConfigurationException {
    Document doc = DocumentBuilderFactory.newInstance().newDocumentBuilder()
            .parse(new InputSource(new StringReader(xml)));

    return doc;
}

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From source file:Main.java

/**
 * Utility to get the bytes uri.//from  ww  w  . j a v a  2 s  . c o  m
 * Does NOT handle authenticated URLs,
 * use getInputSourceFromURI(uri, username, password)
 *
 * @param uri the resource to get
 */
public static InputSource getInputSourceFromURI(String uri) {
    return new InputSource(uri);
}

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From source file:Main.java

public static Vector<HashMap> xmlToVector222(InputStream is, String xpath) {
    try {//from  ww w.  j  ava  2  s.c o  m
        XPathFactory factory = XPathFactory.newInstance();
        XPath xPath = factory.newXPath();
        InputSource inputSource = new InputSource(is);

        NodeList nodes = (NodeList) xPath.evaluate(xpath, inputSource, XPathConstants.NODESET);
        Vector<HashMap> vector = new Vector<HashMap>();

        for (int x = 0; x < nodes.getLength(); x++) {
            NodeList nodeList = nodes.item(x).getChildNodes();
            HashMap hashmap = new HashMap();
            for (int y = 0; y < nodeList.getLength(); y++) {
                Node node = nodeList.item(y);
                if (!node.getNodeName().equals("#text")) {
                    hashmap.put(node.getNodeName(), node.getTextContent());
                }
            }
            vector.add(hashmap);
        }
        return vector;
    } catch (Exception ex) {
        ex.printStackTrace();
        return new Vector();
    }
}

---

From source file:Main.java

@SuppressWarnings("unchecked")
public static <T> T readXMLFromString(Class<?> class1, String content)
        throws JAXBException, FileNotFoundException, SAXException, ParserConfigurationException {
    JAXBContext context = JAXBContext.newInstance(class1);
    Unmarshaller um = context.createUnmarshaller();

    SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);
    spf.setFeature("http://xml.org/sax/features/validation", false);

    XMLReader xr = (XMLReader) spf.newSAXParser().getXMLReader();
    try (StringReader reader = new StringReader(content)) {
        SAXSource source = new SAXSource(xr, new InputSource(reader));

        T obj = (T) um.unmarshal(source);
        return obj;
    }/* w w  w.  j a  va 2 s  . c  o  m*/
}

---

From source file:net.sf.joost.Main.java

/**
 * Entry point//from www. j  a  va  2s  .c  o  m
 * @param args array of strings containing the parameter for Joost and
 * at least two URLs addressing xml-source and stx-sheet
 */
public static void main(String[] args) {
    // input filename
    String xmlFile = null;

    // the currently last processor (as XMLFilter)
    Processor processor = null;

    // output filename (optional)
    String outFile = null;

    // custom message emitter class name (optional)
    String meClassname = null;

    // log4j properties filename (optional)
    String log4jProperties = null;

    // log4j message level (this is an object of the class Level)
    Level log4jLevel = null;

    // set to true if a command line parameter was wrong
    boolean wrongParameter = false;

    // set to true if -help was specified on the command line
    boolean printHelp = false;

    // set to true if -pdf was specified on the command line
    boolean doFOP = false;

    // set to true if -nodecl was specified on the command line
    boolean nodecl = false;

    // set to true if -noext was specified on the command line
    boolean noext = false;

    // set to true if -doe was specified on the command line
    boolean doe = false;

    // debugging
    boolean dontexit = false;

    // timings
    boolean measureTime = false;
    long timeStart = 0, timeEnd = 0;

    // needed for evaluating parameter assignments
    int index;

    // serializer SAX -> XML text
    StreamEmitter emitter = null;

    // filenames for the usage and version info
    final String USAGE = "usage.txt", VERSION = "version.txt";

    try {

        // parse command line argument list
        for (int i = 0; i < args.length; i++) {
            if (args[i].trim().length() == 0) {
                // empty parameter? ingore
            }
            // all options start with a '-', but a single '-' means stdin
            else if (args[i].charAt(0) == '-' && args[i].length() > 1) {
                if ("-help".equals(args[i])) {
                    printHelp = true;
                    continue;
                } else if ("-version".equals(args[i])) {
                    printResource(VERSION);
                    logInfoAndExit();
                } else if ("-pdf".equals(args[i])) {
                    doFOP = true;
                    continue;
                } else if ("-nodecl".equals(args[i])) {
                    nodecl = true;
                    continue;
                } else if ("-noext".equals(args[i])) {
                    noext = true;
                    continue;
                } else if ("-doe".equals(args[i])) {
                    doe = true;
                    continue;
                } else if ("-wait".equals(args[i])) {
                    dontexit = true; // undocumented
                    continue;
                } else if ("-time".equals(args[i])) {
                    measureTime = true;
                    continue;
                } else if ("-o".equals(args[i])) {
                    // this option needs a parameter
                    if (++i < args.length && args[i].charAt(0) != '-') {
                        if (outFile != null) {
                            System.err.println("Option -o already specified with " + outFile);
                            wrongParameter = true;
                        } else
                            outFile = args[i];
                        continue;
                    } else {
                        if (outFile != null)
                            System.err.println("Option -o already specified with " + outFile);
                        else
                            System.err.println("Option -o requires a filename");
                        i--;
                        wrongParameter = true;
                    }
                } else if ("-m".equals(args[i])) {
                    // this option needs a parameter
                    if (++i < args.length && args[i].charAt(0) != '-') {
                        if (meClassname != null) {
                            System.err.println("Option -m already specified with " + meClassname);
                            wrongParameter = true;
                        } else
                            meClassname = args[i];
                        continue;
                    } else {
                        if (meClassname != null)
                            System.err.println("Option -m already specified with " + meClassname);
                        else
                            System.err.println("Option -m requires a classname");
                        i--;
                        wrongParameter = true;
                    }
                } else if (DEBUG && "-log-properties".equals(args[i])) {
                    // this option needs a parameter
                    if (++i < args.length && args[i].charAt(0) != '-') {
                        log4jProperties = args[i];
                        continue;
                    } else {
                        System.err.println("Option -log-properties requires " + "a filename");
                        wrongParameter = true;
                    }
                } else if (DEBUG && "-log-level".equals(args[i])) {
                    // this option needs a parameter
                    if (++i < args.length && args[i].charAt(0) != '-') {
                        if ("off".equals(args[i])) {
                            log4jLevel = Level.OFF;
                            continue;
                        } else if ("debug".equals(args[i])) {
                            log4jLevel = Level.DEBUG;
                            continue;
                        } else if ("info".equals(args[i])) {
                            log4jLevel = Level.INFO;
                            continue;
                        } else if ("warn".equals(args[i])) {
                            log4jLevel = Level.WARN;
                            continue;
                        } else if ("error".equals(args[i])) {
                            log4jLevel = Level.ERROR;
                            continue;
                        } else if ("fatal".equals(args[i])) {
                            log4jLevel = Level.FATAL;
                            continue;
                        } else if ("all".equals(args[i])) {
                            log4jLevel = Level.ALL;
                            continue;
                        } else {
                            System.err.println("Unknown parameter for -log-level: " + args[i]);
                            wrongParameter = true;
                            continue;
                        }
                    } else {
                        System.err.println("Option -log-level requires a " + "parameter");
                        wrongParameter = true;
                    }
                } else {
                    System.err.println("Unknown option " + args[i]);
                    wrongParameter = true;
                }
            }
            // command line argument is not an option with a leading '-'
            else if ((index = args[i].indexOf('=')) != -1) {
                // parameter assignment
                if (processor != null)
                    processor.setParameter(args[i].substring(0, index), args[i].substring(index + 1));
                else {
                    System.err.println("Assignment " + args[i] + " must follow an stx-sheet parameter");
                    wrongParameter = true;
                }
                continue;
            } else if (xmlFile == null) {
                xmlFile = args[i];
                continue;
            } else {
                // xmlFile != null, i.e. this is an STX sheet
                ParseContext pContext = new ParseContext();
                pContext.allowExternalFunctions = !noext;
                if (measureTime)
                    timeStart = System.currentTimeMillis();
                Processor proc = new Processor(new InputSource(args[i]), pContext);
                if (nodecl)
                    proc.outputProperties.setProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
                if (measureTime) {
                    timeEnd = System.currentTimeMillis();
                    System.err.println("Parsing " + args[i] + ": " + (timeEnd - timeStart) + " ms");
                }

                if (processor != null)
                    proc.setParent(processor); // XMLFilter chain
                processor = proc;
            }
        }

        // PDF creation requested
        if (doFOP && outFile == null) {
            System.err.println("Option -pdf requires option -o");
            wrongParameter = true;
        }

        // missing filenames
        if (!printHelp && processor == null) {
            if (xmlFile == null)
                System.err.println("Missing filenames for XML source and " + "STX transformation sheet");
            else
                System.err.println("Missing filename for STX transformation " + "sheet");
            wrongParameter = true;
        }

        if (meClassname != null && !wrongParameter) {
            // create object
            StxEmitter messageEmitter = null;
            try {
                messageEmitter = (StxEmitter) Class.forName(meClassname).newInstance();
            } catch (ClassNotFoundException ex) {
                System.err.println("Class not found: " + ex.getMessage());
                wrongParameter = true;
            } catch (InstantiationException ex) {
                System.err.println("Instantiation failed: " + ex.getMessage());
                wrongParameter = true;
            } catch (IllegalAccessException ex) {
                System.err.println("Illegal access: " + ex.getMessage());
                wrongParameter = true;
            } catch (ClassCastException ex) {
                System.err.println(
                        "Wrong message emitter: " + meClassname + " doesn't implement the " + StxEmitter.class);
                wrongParameter = true;
            }
            if (messageEmitter != null) { // i.e. no exception occurred
                // set message emitter for all processors in the filter chain
                Processor p = processor;
                do {
                    p.setMessageEmitter(messageEmitter);
                    Object o = p.getParent();
                    if (o instanceof Processor)
                        p = (Processor) o;
                    else
                        p = null;
                } while (p != null);
            }
        }

        if (printHelp) {
            printResource(VERSION);
            printResource(USAGE);
            logInfoAndExit();
        }

        if (wrongParameter) {
            System.err.println("Specify -help to get a detailed help message");
            System.exit(1);
        }

        if (DEBUG) {
            // use specified log4j properties file
            if (log4jProperties != null)
                PropertyConfigurator.configure(log4jProperties);

            // set log level specified on the the command line
            if (log4jLevel != null)
                Logger.getRootLogger().setLevel(log4jLevel);
        }

        // The first processor re-uses its XMLReader for parsing the input
        // xmlFile.
        // For a real XMLFilter usage you have to call
        // processor.setParent(yourXMLReader)

        // Connect a SAX consumer
        if (doFOP) {
            // pass output events to FOP
            //              // Version 1: use a FOPEmitter object as XMLFilter
            //              processor.setContentHandler(
            //                 new FOPEmitter(
            //                    new java.io.FileOutputStream(outFile)));

            // Version 2: use a static method to retrieve FOP's content
            // handler and use it directly
            processor.setContentHandler(FOPEmitter.getFOPContentHandler(new java.io.FileOutputStream(outFile)));
        } else {
            // Create XML output
            if (outFile != null) {
                emitter = StreamEmitter.newEmitter(outFile, processor.outputProperties);
                emitter.setSystemId(new File(outFile).toURI().toString());
            } else
                emitter = StreamEmitter.newEmitter(System.out, processor.outputProperties);
            processor.setContentHandler(emitter);
            processor.setLexicalHandler(emitter);
            // the previous line is a short-cut for
            // processor.setProperty(
            //    "http://xml.org/sax/properties/lexical-handler", emitter);

            emitter.setSupportDisableOutputEscaping(doe);
        }

        InputSource is;
        if (xmlFile.equals("-")) {
            is = new InputSource(System.in);
            is.setSystemId("<stdin>");
            is.setPublicId("");
        } else
            is = new InputSource(xmlFile);

        // Ready for take-off
        if (measureTime)
            timeStart = System.currentTimeMillis();

        processor.parse(is);

        if (measureTime) {
            timeEnd = System.currentTimeMillis();
            System.err.println("Processing " + xmlFile + ": " + (timeEnd - timeStart) + " ms");
        }

        //           // check if the Processor copy constructor works
        //           Processor pr = new Processor(processor);
        //           java.util.Properties props = new java.util.Properties();
        //           props.put("encoding", "ISO-8859-2");
        //           StreamEmitter em =
        //              StreamEmitter.newEmitter(System.err, props);
        //           pr.setContentHandler(em);
        //           pr.setLexicalHandler(em);
        //           pr.parse(is);
        //           // end check

        // this is for debugging with the Java Memory Profiler
        if (dontexit) {
            System.err.println("Press Enter to exit");
            System.in.read();
        }

    } catch (java.io.IOException ex) {
        System.err.println(ex.toString());
        System.exit(1);
    } catch (SAXException ex) {
        if (emitter != null) {
            try {
                // flushes the internal BufferedWriter, i.e. outputs
                // the intermediate result
                emitter.endDocument();
            } catch (SAXException exx) {
                // ignore
            }
        }
        Exception embedded = ex.getException();
        if (embedded != null) {
            if (embedded instanceof TransformerException) {
                TransformerException te = (TransformerException) embedded;
                SourceLocator sl = te.getLocator();
                String systemId;
                // ensure that systemId is not null; is this a bug?
                if (sl != null && (systemId = sl.getSystemId()) != null) {
                    // remove the "file://" scheme prefix if it is present
                    if (systemId.startsWith("file://"))
                        systemId = systemId.substring(7);
                    else if (systemId.startsWith("file:"))
                        // bug in JDK 1.4 / Crimson? (see rfc1738)
                        systemId = systemId.substring(5);
                    System.err.println(systemId + ":" + sl.getLineNumber() + ":" + sl.getColumnNumber() + ": "
                            + te.getMessage());
                } else
                    System.err.println(te.getMessage());
            } else {
                // Fatal: this mustn't happen
                embedded.printStackTrace(System.err);
            }
        } else
            System.err.println(ex.toString());
        System.exit(1);
    }
}

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From source file:Main.java

public static Document loadDocument(InputStream is)
        throws ParserConfigurationException, SAXException, IOException {

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();

    //skip DTD validation
    builder.setEntityResolver(new EntityResolver() {

        public InputSource resolveEntity(String publicId, String systemId) throws SAXException, IOException {
            return new InputSource(new StringReader(""));
        }/*  w w  w. java 2 s  .c om*/
    });

    return builder.parse(is);
}

---

From source file:Main.java

/** Forms an <code>InputSource</code> for parsing XML documents
 *  from a file. Assumes a default character encoding. Returns
 *  <code>null</code> if any of the exceptions is thrown.
 *
 * @param file The file./* w ww . j a  v a2  s.co  m*/
 * @return An <code>InputSource</code> representation.
 */
public static InputSource getInputSource(File file) {
    InputSource retVal = null;
    try {
        retVal = new InputSource(new BufferedReader(new FileReader(file)));
    } catch (Exception ex) {
        ex.printStackTrace();
        return null;
    }
    return retVal;
}

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From source file:Main.java

/**
 * Formats an XML string for pretty printing. Requires Java 1.6.
 * //  ww  w .j  av a2  s  .co  m
 * Taken from http://stackoverflow.com/questions/139076/how-to-pretty-print-xml-from-java
 * 
 * @param xml
 * @return pretty-print formatted XML
 */
public static String prettyPrintXml(String xml) {
    try {
        final InputSource src = new InputSource(new StringReader(xml));
        final Node document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(src)
                .getDocumentElement();
        final Boolean keepDeclaration = Boolean.valueOf(xml.startsWith("<?xml"));

        //May need this: System.setProperty(DOMImplementationRegistry.PROPERTY,"com.sun.org.apache.xerces.internal.dom.DOMImplementationSourceImpl");

        final DOMImplementationRegistry registry = DOMImplementationRegistry.newInstance();
        final DOMImplementationLS impl = (DOMImplementationLS) registry.getDOMImplementation("LS");
        final LSSerializer writer = impl.createLSSerializer();

        writer.getDomConfig().setParameter("format-pretty-print", Boolean.TRUE); // Set this to true if the output needs to be beautified.
        writer.getDomConfig().setParameter("xml-declaration", keepDeclaration); // Set this to true if the declaration is needed to be outputted.

        return writer.writeToString(document);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

---

From source file:Main.java

/**
 * Parses an XML document from an input stream.
 * @param in the input stream//  w  ww  .j a v  a  2s. c om
 * @return the parsed DOM
 * @throws SAXException if the XML is not valid
 * @throws IOException if there is a problem reading from the input stream
 */
public static Document toDocument(InputStream in) throws SAXException, IOException {
    return toDocument(new InputSource(in));
}

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