Example usage for org.xml.sax.helpers AttributesImpl AttributesImpl

Introduction

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

Prototype

public AttributesImpl() 

Source Link

Document

Construct a new, empty AttributesImpl object.

Usage

From source file:org.apache.cocoon.generation.TextGenerator.java

/**
 * Generate XML data./*from   w ww  . j  av a  2 s.c om*/
 *
 * @throws IOException
 * @throws ProcessingException
 * @throws SAXException
 */
public void generate() throws IOException, SAXException, ProcessingException {
    InputStreamReader in = null;

    try {
        final InputStream sis = this.inputSource.getInputStream();
        if (sis == null) {
            throw new ProcessingException("Source '" + this.inputSource.getURI() + "' not found");
        }

        if (encoding != null) {
            in = new InputStreamReader(sis, encoding);
        } else {
            in = new InputStreamReader(sis);
        }
    } catch (SourceException se) {
        throw new ProcessingException("Error during resolving of '" + this.source + "'.", se);
    }

    LocatorImpl locator = new LocatorImpl();

    locator.setSystemId(this.inputSource.getURI());
    locator.setLineNumber(1);
    locator.setColumnNumber(1);

    contentHandler.setDocumentLocator(locator);
    contentHandler.startDocument();
    contentHandler.startPrefixMapping("", URI);

    AttributesImpl atts = new AttributesImpl();
    if (localizable) {
        atts.addAttribute("", "source", "source", "CDATA", locator.getSystemId());
        atts.addAttribute("", "line", "line", "CDATA", String.valueOf(locator.getLineNumber()));
        atts.addAttribute("", "column", "column", "CDATA", String.valueOf(locator.getColumnNumber()));
    }

    contentHandler.startElement(URI, "text", "text", atts);

    LineNumberReader reader = new LineNumberReader(in);
    String line;
    String newline = null;

    while (true) {
        if (newline == null) {
            line = convertNonXmlChars(reader.readLine());
        } else {
            line = newline;
        }
        if (line == null) {
            break;
        }
        newline = convertNonXmlChars(reader.readLine());
        if (newline != null) {
            line += SystemUtils.LINE_SEPARATOR;
        }
        locator.setLineNumber(reader.getLineNumber());
        locator.setColumnNumber(1);
        contentHandler.characters(line.toCharArray(), 0, line.length());
        if (newline == null) {
            break;
        }
    }
    reader.close();
    contentHandler.endElement(URI, "text", "text");
    contentHandler.endPrefixMapping("");
    contentHandler.endDocument();
}

---

From source file:org.apache.cocoon.generation.TextGenerator2.java

/**
 * Generate XML data./*from   w ww  .  ja  va 2 s. c om*/
 *
 * @throws IOException
 * @throws ProcessingException
 * @throws SAXException
 */
public void generate() throws IOException, SAXException, ProcessingException {
    InputStreamReader in = null;
    try {
        final InputStream sis = this.inputSource.getInputStream();
        if (sis == null) {
            throw new ProcessingException("Source '" + this.inputSource.getURI() + "' not found");
        }
        if (encoding != null) {
            in = new InputStreamReader(sis, encoding);
        } else {
            in = new InputStreamReader(sis);
        }
    } catch (SourceException se) {
        throw new ProcessingException("Error during resolving of '" + this.source + "'.", se);
    }
    LocatorImpl locator = new LocatorImpl();
    locator.setSystemId(this.inputSource.getURI());
    locator.setLineNumber(1);
    locator.setColumnNumber(1);
    /* Do not pass the source URI to the contentHandler, assuming that that is the LexicalTransformer. It does not have to be.
      contentHandler.setDocumentLocator(locator);
    */
    contentHandler.startDocument();
    AttributesImpl atts = new AttributesImpl();
    if (localizable) {
        atts.addAttribute("", "source", "source", "CDATA", locator.getSystemId());
        atts.addAttribute("", "line", "line", "CDATA", String.valueOf(locator.getLineNumber()));
        atts.addAttribute("", "column", "column", "CDATA", String.valueOf(locator.getColumnNumber()));
    }
    String nsPrefix = this.element.contains(":") ? this.element.replaceFirst(":.+$", "") : "";
    String localName = this.element.replaceFirst("^.+:", "");
    if (this.namespace.length() > 1)
        contentHandler.startPrefixMapping(nsPrefix, this.namespace);
    contentHandler.startElement(this.namespace, localName, this.element, atts);
    LineNumberReader reader = new LineNumberReader(in);
    String line;
    String newline = null;
    while (true) {
        if (newline == null) {
            line = convertNonXmlChars(reader.readLine());
        } else {
            line = newline;
        }
        if (line == null) {
            break;
        }
        newline = convertNonXmlChars(reader.readLine());
        if (newline != null) {
            line += SystemUtils.LINE_SEPARATOR;
        }
        locator.setLineNumber(reader.getLineNumber());
        locator.setColumnNumber(1);
        contentHandler.characters(line.toCharArray(), 0, line.length());
        if (newline == null) {
            break;
        }
    }
    reader.close();
    contentHandler.endElement(this.namespace, localName, this.element);
    if (this.namespace.length() > 1)
        contentHandler.endPrefixMapping(nsPrefix);
    contentHandler.endDocument();
}

---

From source file:org.apache.cocoon.generation.XPathDirectoryGenerator.java

/**
 * Performs an XPath query on the file./*w w  w  .j av a  2s.c  o  m*/
 *
 * @param xmlFile the File the XPath is performed on.
 *
 * @throws SAXException if something goes wrong while adding the XML snippet.
 */
protected void performXPathQuery(File xmlFile) throws SAXException {
    this.doc = null;

    Source source = null;

    try {
        source = resolver.resolveURI(xmlFile.toURL().toExternalForm());
        this.doc = this.parser.parseDocument(SourceUtil.getInputSource(source));
    } catch (SAXException e) {
        getLogger().error("Warning:" + xmlFile.getName() + " is not a valid XML file. Ignoring.", e);
    } catch (ProcessingException e) {
        getLogger().error("Warning: Problem while reading the file " + xmlFile.getName() + ". Ignoring.", e);
    } catch (IOException e) {
        getLogger().error("Warning: Problem while reading the file " + xmlFile.getName() + ". Ignoring.", e);
    } finally {
        resolver.release(source);
    }

    if (doc != null) {
        NodeList nl = (null == this.prefixResolver)
                ? this.processor.selectNodeList(this.doc.getDocumentElement(), this.xpath)
                : this.processor.selectNodeList(this.doc.getDocumentElement(), this.xpath, this.prefixResolver);
        AttributesImpl attributes = new AttributesImpl();
        attributes.addAttribute("", QUERY_ATTR_NAME, QUERY_ATTR_NAME, "CDATA", xpath);
        super.contentHandler.startElement(URI, XPATH_NODE_NAME, PREFIX + ":" + XPATH_NODE_NAME, attributes);

        DOMStreamer ds = new DOMStreamer(super.xmlConsumer);

        for (int i = 0; i < nl.getLength(); i++) {
            ds.stream(nl.item(i));
        }

        super.contentHandler.endElement(URI, XPATH_NODE_NAME, PREFIX + ":" + XPATH_NODE_NAME);
    }
}

---

From source file:org.apache.cocoon.generation.XPathTraversableGenerator.java

/**
 * Performs an XPath query on the source.
 * @param in  the Source the XPath is performed on.
 * @throws SAXException  if something goes wrong while adding the XML snippet.
 *//* w  w  w  .  j  a v  a2  s  .com*/
protected void performXPathQuery(TraversableSource in) throws SAXException {
    doc = null;
    try {
        doc = this.parser.parseDocument(SourceUtil.getInputSource(in));
    } catch (SAXException se) {
        getLogger().error("Warning:" + in.getName() + " is not a valid XML document. Ignoring");
    } catch (Exception e) {
        this.getLogger().error("Unable to resolve and parse document" + e);
    }
    if (doc != null) {
        NodeList nl = processor.selectNodeList(doc.getDocumentElement(), xpath, this.prefixResolver);
        final String id = in.getName();
        AttributesImpl attributes = new AttributesImpl();
        attributes.addAttribute("", RESULT_DOCID_ATTR, RESULT_DOCID_ATTR, " CDATA", id);
        attributes.addAttribute("", QUERY_ATTR_NAME, QUERY_ATTR_NAME, "CDATA", xpath);
        super.contentHandler.startElement(URI, XPATH_NODE_NAME, PREFIX + ":" + XPATH_NODE_NAME, attributes);
        DOMStreamer ds = new DOMStreamer(super.xmlConsumer);
        for (int i = 0; i < nl.getLength(); i++) {
            ds.stream(nl.item(i));
        }
        super.contentHandler.endElement(URI, XPATH_NODE_NAME, PREFIX + ":" + XPATH_NODE_NAME);
    }
}

---

From source file:org.apache.cocoon.transformation.DASLTransformer.java

protected void performSearchMethod(String query) throws SAXException {
    OptionsMethod optionsMethod = null;/*  w  w  w.j a va2 s.co  m*/
    SearchMethod searchMethod = null;
    try {
        DOMStreamer propertyStreamer = new DOMStreamer(this.xmlConsumer);
        optionsMethod = new OptionsMethod(this.targetUrl);
        searchMethod = new SearchMethod(this.targetUrl, query);
        HttpURL url = new HttpURL(this.targetUrl);
        HttpState state = new HttpState();
        state.setCredentials(null, new UsernamePasswordCredentials(url.getUser(), url.getPassword()));
        HttpConnection conn = new HttpConnection(url.getHost(), url.getPort());

        // eventcaching stuff
        SourceValidity extraValidity = makeWebdavEventValidity(url);
        if (extraValidity != null && m_validity != null)
            m_validity.add(extraValidity);
        // end eventcaching stuff

        WebdavResource resource = new WebdavResource(new HttpURL(this.targetUrl));
        if (!resource.exists()) {
            throw new SAXException("The WebDAV resource don't exist");
        }
        optionsMethod.execute(state, conn);
        if (!optionsMethod.isAllowed("SEARCH")) {
            throw new SAXException("The server doesn't support the SEARCH method");
        }
        int httpstatus = searchMethod.execute(state, conn);

        this.contentHandler.startElement(DASL_QUERY_NS, RESULT_ROOT_TAG, PREFIX + ":" + RESULT_ROOT_TAG,
                XMLUtils.EMPTY_ATTRIBUTES);

        // something might have gone wrong, report it
        // 207 = multistatus webdav response
        if (httpstatus != 207) {

            this.contentHandler.startElement(DASL_QUERY_NS, ERROR_ROOT_TAG, PREFIX + ":" + ERROR_ROOT_TAG,
                    XMLUtils.EMPTY_ATTRIBUTES);

            // dump whatever the server said
            propertyStreamer.stream(searchMethod.getResponseDocument());

            this.contentHandler.endElement(DASL_QUERY_NS, ERROR_ROOT_TAG, PREFIX + ":" + ERROR_ROOT_TAG);

        } else {
            // show results

            Enumeration enumeration = searchMethod.getAllResponseURLs();

            while (enumeration.hasMoreElements()) {
                String path = (String) enumeration.nextElement();
                Enumeration properties = searchMethod.getResponseProperties(path);
                AttributesImpl attr = new AttributesImpl();
                attr.addAttribute(DASL_QUERY_NS, PATH_NODE_NAME, PREFIX + ":" + PATH_NODE_NAME, "CDATA", path);

                this.contentHandler.startElement(DASL_QUERY_NS, RESOURCE_NODE_NAME,
                        PREFIX + ":" + RESOURCE_NODE_NAME, attr);
                while (properties.hasMoreElements()) {
                    BaseProperty metadata = (BaseProperty) properties.nextElement();
                    Element propertyElement = metadata.getElement();
                    propertyStreamer.stream(propertyElement);
                }

                this.contentHandler.endElement(DASL_QUERY_NS, RESOURCE_NODE_NAME,
                        PREFIX + ":" + RESOURCE_NODE_NAME);
            }
        }

        this.contentHandler.endElement(DASL_QUERY_NS, RESULT_ROOT_TAG, PREFIX + ":" + RESULT_ROOT_TAG);
    } catch (SAXException e) {
        throw new SAXException("Unable to fetch the query data:", e);
    } catch (HttpException e1) {
        this.getLogger().error("Unable to contact Webdav server", e1);
        throw new SAXException("Unable to connect with server: ", e1);
    } catch (IOException e2) {
        throw new SAXException("Unable to connect with server: ", e2);
    } catch (NullPointerException e) {
        throw new SAXException("Unable to fetch the query data:", e);
    } catch (Exception e) {
        throw new SAXException("Generic Error:", e);
    } finally {
        // cleanup
        if (searchMethod != null)
            searchMethod.releaseConnection();
        if (optionsMethod != null)
            optionsMethod.releaseConnection();
    }
}

---

From source file:org.apache.cocoon.transformation.PatternTransformer.java

/**
 * @throws SAXException/*from  ww  w. j  av  a  2 s  .  co  m*/
 */
private void search() throws SAXException {
    if (buffer.length() <= 0)
        return;

    char[] text = buffer.toString().toCharArray();

    String lexemesymbol;
    String lexemetext;
    String[] groups = null;
    int lexemeindex = 0;
    int position = 0;

    output.setLength(0);
    do {
        lexemesymbol = null;
        lexemetext = null;

        for (lexemeindex = automaton.getLexemeCount() - 1; lexemeindex >= 0; lexemeindex--) {
            processor.setPatternAutomaton(automaton.getLexemeDefinition(lexemeindex));

            if ((processor.match(text, position))
                    && ((lexemetext == null) || (processor.getGroup().length() >= lexemetext.length()))) {
                lexemesymbol = automaton.getLexemeSymbol(lexemeindex);
                lexemetext = processor.getGroup();
                if (this.groups) {
                    groups = new String[processor.getGroupCount()];
                    for (int group = 0; group < processor.getGroupCount(); group++)
                        groups[group] = processor.getGroup(group);
                }
            }
        }

        if ((lexemetext != null) && (lexemetext.length() > 0)) {
            if (lexemesymbol != null) {
                if (logger != null)
                    logger.debug("Recognize token " + lexemesymbol + " with " + Decoder.toString(lexemetext));

                if (output.length() > 0)
                    contentHandler.characters(output.toString().toCharArray(), 0, output.length());

                output.setLength(0);

                contentHandler.startPrefixMapping("", NS);

                AttributesImpl atts = new AttributesImpl();

                atts.addAttribute("", "symbol", "symbol", "CDATA", lexemesymbol);
                atts.addAttribute("", "text", "text", "CDATA", lexemetext);
                contentHandler.startElement(NS, "lexeme", "lexeme", atts);

                if (this.groups) {
                    for (int group = 0; group < groups.length; group++) {
                        contentHandler.startElement(NS, "group", "group", XMLUtils.EMPTY_ATTRIBUTES);
                        contentHandler.characters(groups[group].toCharArray(), 0, groups[group].length());
                        contentHandler.endElement(NS, "group", "group");
                    }
                }

                contentHandler.endElement(NS, "lexeme", "lexeme");
                contentHandler.endPrefixMapping("");
            } else if (logger != null)
                logger.debug("Ignore lexeme with " + Decoder.toString(lexemetext));

            position += lexemetext.length();
        } else {
            output.append(text[position]);
            position++;
        }
    } while (position < text.length);

    if (output.length() > 0)
        contentHandler.characters(output.toString().toCharArray(), 0, output.length());

    buffer.setLength(0);
}

---

From source file:org.apache.fop.events.model.EventModel.java

/** {@inheritDoc} */
public void toSAX(ContentHandler handler) throws SAXException {
    AttributesImpl atts = new AttributesImpl();
    String elName = "event-model";
    handler.startElement("", elName, elName, atts);
    Iterator iter = getProducers();
    while (iter.hasNext()) {
        ((XMLizable) iter.next()).toSAX(handler);
    }/*from ww  w  .  ja  va  2s . co m*/
    handler.endElement("", elName, elName);
}

---

From source file:org.apache.fop.render.svg.EmbeddedSVGImageHandler.java

/** {@inheritDoc} */
public void handleImage(RenderingContext context, Image image, final Rectangle pos) throws IOException {
    SVGRenderingContext svgContext = (SVGRenderingContext) context;
    ImageXMLDOM svg = (ImageXMLDOM) image;
    ContentHandler handler = svgContext.getContentHandler();
    AttributesImpl atts = new AttributesImpl();
    atts.addAttribute("", "x", "x", CDATA, SVGUtil.formatMptToPt(pos.x));
    atts.addAttribute("", "y", "y", CDATA, SVGUtil.formatMptToPt(pos.y));
    atts.addAttribute("", "width", "width", CDATA, SVGUtil.formatMptToPt(pos.width));
    atts.addAttribute("", "height", "height", CDATA, SVGUtil.formatMptToPt(pos.height));
    try {//w  w  w.j a  v  a2 s .com

        Document doc = (Document) svg.getDocument();
        Element svgEl = (Element) doc.getDocumentElement();
        if (svgEl.getAttribute("viewBox").length() == 0) {
            log.warn("SVG doesn't have a viewBox. The result might not be scaled correctly!");
        }

        TransformerFactory tFactory = TransformerFactory.newInstance();
        Transformer transformer = tFactory.newTransformer();
        DOMSource src = new DOMSource(svg.getDocument());
        SAXResult res = new SAXResult(new DelegatingFragmentContentHandler(handler) {

            private boolean topLevelSVGFound = false;

            private void setAttribute(AttributesImpl atts, String localName, String value) {
                int index;
                index = atts.getIndex("", localName);
                if (index < 0) {
                    atts.addAttribute("", localName, localName, CDATA, value);
                } else {
                    atts.setAttribute(index, "", localName, localName, CDATA, value);
                }
            }

            public void startElement(String uri, String localName, String name, Attributes atts)
                    throws SAXException {
                if (!topLevelSVGFound && SVG_ELEMENT.getNamespaceURI().equals(uri)
                        && SVG_ELEMENT.getLocalName().equals(localName)) {
                    topLevelSVGFound = true;
                    AttributesImpl modAtts = new AttributesImpl(atts);
                    setAttribute(modAtts, "x", SVGUtil.formatMptToPt(pos.x));
                    setAttribute(modAtts, "y", SVGUtil.formatMptToPt(pos.y));
                    setAttribute(modAtts, "width", SVGUtil.formatMptToPt(pos.width));
                    setAttribute(modAtts, "height", SVGUtil.formatMptToPt(pos.height));
                    super.startElement(uri, localName, name, modAtts);
                } else {
                    super.startElement(uri, localName, name, atts);
                }
            }

        });
        transformer.transform(src, res);
    } catch (TransformerException te) {
        throw new IOException(te.getMessage());
    }
}

---

From source file:org.apache.fop.render.svg.SVGDataUrlImageHandler.java

/** {@inheritDoc} */
public void handleImage(RenderingContext context, Image image, Rectangle pos) throws IOException {
    SVGRenderingContext svgContext = (SVGRenderingContext) context;
    ImageRawStream raw = (ImageRawStream) image;
    InputStream in = raw.createInputStream();
    try {/*w  ww.ja  va2s  . co  m*/
        ContentHandler handler = svgContext.getContentHandler();
        String url = DataURLUtil.createDataURL(in, raw.getMimeType());
        AttributesImpl atts = new AttributesImpl();
        addAttribute(atts, IFConstants.XLINK_HREF, url);
        atts.addAttribute("", "x", "x", CDATA, Integer.toString(pos.x));
        atts.addAttribute("", "y", "y", CDATA, Integer.toString(pos.y));
        atts.addAttribute("", "width", "width", CDATA, Integer.toString(pos.width));
        atts.addAttribute("", "height", "height", CDATA, Integer.toString(pos.height));
        try {
            handler.startElement(NAMESPACE, "image", "image", atts);
            handler.endElement(NAMESPACE, "image", "image");
        } catch (SAXException e) {
            throw new IOException(e.getMessage());
        }
    } finally {
        IOUtils.closeQuietly(in);
    }
}

---

From source file:org.apache.fop.render.svg.SVGDocumentHandler.java

/** {@inheritDoc} */
public void startPage(int index, String name, String pageMasterName, Dimension size) throws IFException {
    if (this.multiFileUtil != null) {
        prepareHandlerWithOutputStream(index);
    } else {//from w ww . ja  v  a  2 s . c o  m
        if (this.simpleResult == null) {
            //Only one page is supported with this approach at the moment
            throw new IFException("Only one page is supported for output with the given Result instance!",
                    null);
        }
        super.setResult(this.simpleResult);
        this.simpleResult = null;
    }

    try {
        handler.startDocument();
        handler.startPrefixMapping("", NAMESPACE);
        handler.startPrefixMapping(XLINK_PREFIX, XLINK_NAMESPACE);
        AttributesImpl atts = new AttributesImpl();
        XMLUtil.addAttribute(atts, "version", "1.1"); //SVG 1.1
        /*
        XMLUtil.addAttribute(atts, "index", Integer.toString(index));
        XMLUtil.addAttribute(atts, "name", name);
        */
        XMLUtil.addAttribute(atts, "width", SVGUtil.formatMptToPt(size.width) + "pt");
        XMLUtil.addAttribute(atts, "height", SVGUtil.formatMptToPt(size.height) + "pt");
        XMLUtil.addAttribute(atts, "viewBox",
                "0 0 " + SVGUtil.formatMptToPt(size.width) + " " + SVGUtil.formatMptToPt(size.height));
        handler.startElement("svg", atts);

        try {
            Transformer transformer = tFactory.newTransformer();
            Source src = new DOMSource(this.reusedParts.getDocumentElement());
            Result res = new SAXResult(new DelegatingFragmentContentHandler(this.handler));
            transformer.transform(src, res);
        } catch (TransformerConfigurationException tce) {
            throw new IFException("Error setting up a Transformer", tce);
        } catch (TransformerException te) {
            if (te.getCause() instanceof SAXException) {
                throw (SAXException) te.getCause();
            } else {
                throw new IFException("Error while serializing reused parts", te);
            }
        }
    } catch (SAXException e) {
        throw new IFException("SAX error in startPage()", e);
    }
}

---

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