Example usage for org.xml.sax Attributes getQName

List of usage examples for org.xml.sax Attributes getQName

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Introduction

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

Prototype

public abstract String getQName(int index);

Source Link

Document

Look up an attribute's XML qualified (prefixed) name by index.

Usage

From source file:org.easyxml.parser.EasySAXParser.java

@Override
public void startElement(String uri, String localName, String qName, Attributes attributes)
        throws SAXException {

    if (easyDocument == null) {
        easyDocument = new Document(qName);
        currentElement = easyDocument;/*www.  j  a v  a  2  s .com*/
        path = qName;
    } else {
        currentElement = new Element(qName, lastContainer);
        path += Element.DefaultElementPathSign + qName;
    }

    innerText.setLength(0);
    lastContainer = currentElement;

    int length = attributes.getLength();
    for (int i = 0; i < length; i++) {
        String name = attributes.getQName(i);
        String value = attributes.getValue(i);
        currentElement.addAttribute(name, value);
    }
}

From source file:org.eclipse.emf.mwe.internal.core.ast.parser.WorkflowParser.java

protected AbstractASTBase handleComp(final String name, final Attributes attributes) {
    if (attributes.getValue(FILE) != null) {
        final boolean inheritAll = attributes.getValue(INHERITALL) != null;
        final InclusionAST c = new InclusionAST(getLocation(), name, attributes.getValue(FILE),
                attributes.getValue(ID), inheritAll);
        if (attributes.getValue(CLASS) != null) {
            issues.addError("Attribute 'class' not allowed for inclusions : " + PROPERTY, c);
        }/*from  w  w  w.j  av a  2s.  c  o m*/
        for (int i = 0; i < attributes.getLength(); i++) {
            final String temp = attributes.getQName(i);
            if (!"".equals(temp) && !(FILE.equals(temp) || ID.equals(temp))) {
                c.addChild(new SimpleParamAST(getLocation(), temp, attributes.getValue(temp)));
            }
        }
        return c;
    } else if (attributes.getValue(IDREF) != null) {
        validateAttributes("reference " + name, attributes, new String[] { IDREF }, new String[0]);
        return new ReferenceAST(getLocation(), name, attributes.getValue(IDREF));
    } else if ((attributes.getValue(VALUE) != null) && (attributes.getValue(NAME) == null)) {
        validateAttributes("simpleparam " + name, attributes, new String[] { VALUE }, new String[] {});
        return new SimpleParamAST(getLocation(), name, attributes.getValue(VALUE));
    } else {
        final ComponentAST result = new ComponentAST(getLocation(), name, attributes.getValue(CLASS),
                attributes.getValue(ID));
        for (int i = 0; i < attributes.getLength(); i++) {
            final String temp = attributes.getQName(i);
            if (!"".equals(temp) && !(CLASS.equals(temp) || ID.equals(temp))) {
                result.addChild(new SimpleParamAST(getLocation(), temp, attributes.getValue(temp)));
            }
        }
        return result;
    }
}

From source file:org.eclipse.emf.mwe.internal.core.ast.parser.WorkflowParser.java

private void validateAttributes(final String eleName, final Attributes attributes, final String[] mandatory,
        final String[] optional) {
    final Set<String> mandatorySet = new HashSet<String>(Arrays.asList(mandatory));
    final Set<String> optionalSet = new HashSet<String>(Arrays.asList(optional));
    final Set<String> mandatoryFound = new HashSet<String>();
    for (int i = 0; i < attributes.getLength(); i++) {
        final String name = attributes.getQName(i);
        if ((name != null) && !name.trim().equals("")) {
            if (!(mandatorySet.contains(name) || optionalSet.contains(name))) {
                issues.addError("Unknown attribute " + name + " for element " + eleName, getLocation());
            }//from   ww w .ja  v  a  2 s  .com
        }
        if (mandatorySet.contains(name)) {
            mandatoryFound.add(name);
        }
    }
    mandatorySet.removeAll(mandatoryFound);
    if (!mandatorySet.isEmpty()) {
        for (final String name : mandatorySet) {
            issues.addError("Attribute " + name + " is mandatory for element " + eleName, getLocation());
        }
    }
}

From source file:org.eclipse.smila.connectivity.framework.crawler.web.parse.html.DOMBuilder.java

/**
 * Receive notification of the beginning of an element.
 * /* w  w  w .j  av a 2s . co  m*/
 * <p>
 * The Parser will invoke this method at the beginning of every element in the XML document; there will be a
 * corresponding endElement() event for every startElement() event (even when the element is empty). All of the
 * element's content will be reported, in order, before the corresponding endElement() event.
 * </p>
 * 
 * <p>
 * If the element name has a namespace prefix, the prefix will still be attached. Note that the attribute list
 * provided will contain only attributes with explicit values (specified or defaulted): #IMPLIED attributes will be
 * omitted.
 * </p>
 * 
 * @param ns
 *          The namespace of the node
 * @param localName
 *          The local part of the qualified name
 * @param name
 *          The element name.
 * @param atts
 *          The attributes attached to the element, if any.
 * 
 * @throws SAXException
 *           the SAX exception
 * 
 * @see #endElement
 * @see org.xml.sax.Attributes
 */
public void startElement(final String ns, final String localName, final String name, final Attributes atts)
        throws org.xml.sax.SAXException {

    Element elem;

    // Note that the namespace-aware call must be used to correctly
    // construct a Level 2 DOM, even for non-namespaced nodes.
    if ((null == ns) || (ns.length() == 0)) {
        elem = m_doc.createElementNS(null, name);
    } else {
        elem = m_doc.createElementNS(ns, name);
    }

    append(elem);

    try {
        final int nAtts = atts.getLength();

        if (0 != nAtts) {
            for (int i = 0; i < nAtts; i++) {

                // First handle a possible ID attribute
                if (atts.getType(i).equalsIgnoreCase("ID")) {
                    setIDAttribute(atts.getValue(i), elem);
                }

                String attrNS = atts.getURI(i);

                if ("".equals(attrNS)) {
                    attrNS = null; // DOM represents no-namespace as null
                }

                // System. out.println("attrNS: "+attrNS+", localName: "+atts.getQName(i)
                // +", qname: "+atts.getQName(i)+", value: "+atts.getValue(i));
                // Crimson won't let us set an xmlns: attribute on the DOM.
                final String attrQName = atts.getQName(i);

                // In SAX, xmlns: attributes have an empty namespace, while in DOM they should have the xmlns namespace
                if (attrQName.startsWith("xmlns:")) {
                    attrNS = "http://www.w3.org/2000/xmlns/";
                }

                // ALWAYS use the DOM Level 2 call!
                elem.setAttributeNS(attrNS, attrQName, atts.getValue(i));
            }
        }

        // append(elem);

        m_elemStack.push(elem);

        m_currentNode = elem;

        // append(elem);
    } catch (final java.lang.Exception de) {
        if (LOG.isErrorEnabled()) {
            LOG.error(de);
        }
        throw new org.xml.sax.SAXException(de);
    }

}

From source file:org.exolab.castor.xml.parsing.AttributeSetBuilder.java

/**
 * Processes the attributes and XML name space declarations found in the given SAX Attributes. The
 * global {@link AttributeSet} is cleared and updated with the attributes. XML name space
 * declarations are added to the set of name spaces in scope.
 * /* w ww .j  a v  a 2s  .c  o m*/
 * @param atts the Attributes to process (can be null).
 **/
private AttributeSet processAttributes(Attributes atts, AttributeSetImpl attributeSet) {
    // -- process attributes

    if (atts == null || atts.getLength() == 0) {
        return attributeSet;
    }

    boolean hasQNameAtts = false;
    // -- look for any potential namespace declarations
    // -- in case namespace processing was disable
    // -- on the parser
    for (int i = 0; i < atts.getLength(); i++) {
        String attName = atts.getQName(i);
        if (StringUtils.isNotEmpty(attName)) {
            if (!attName.equals(XMLNS) && !attName.startsWith(XMLNS_PREFIX)) {
                // -- check for prefix
                if (attName.indexOf(':') < 0) {
                    attributeSet.setAttribute(attName, atts.getValue(i), atts.getURI(i));
                } else
                    hasQNameAtts = true;
            }
        } else {
            // -- if attName is null or empty, just process as a normal
            // -- attribute
            attName = atts.getLocalName(i);
            if (!XMLNS.equals(attName)) {
                attributeSet.setAttribute(attName, atts.getValue(i), atts.getURI(i));
            }
        }
    }

    // return if there are no qualified name attributes
    if (!hasQNameAtts) {
        return attributeSet;
    }
    // -- if we found any qName-only atts, process those
    for (int i = 0; i < atts.getLength(); i++) {
        String attName = atts.getQName(i);
        if (StringUtils.isNotEmpty(attName)) {
            // -- process any non-namespace qName atts
            if ((!attName.equals(XMLNS)) && (!attName.startsWith(XMLNS_PREFIX))) {
                int idx = attName.indexOf(':');
                if (idx >= 0) {
                    String prefix = attName.substring(0, idx);
                    attName = attName.substring(idx + 1);
                    String nsURI = atts.getURI(i);
                    if (StringUtils.isEmpty(nsURI)) {
                        nsURI = _namespaceHandling.getNamespaceURI(prefix);
                    }
                    attributeSet.setAttribute(attName, atts.getValue(i), nsURI);
                }
            }
        }
        // -- else skip already processed in previous loop
    }
    return attributeSet;
}

From source file:org.gbif.dwca.model.factory.CallParamNoNSRule.java

@Override
public void begin(Attributes attributes) throws Exception {
    Object param = null;/*from  w w w .j  a va2 s .  com*/
    for (int i = 0; i < attributes.getLength(); i++) {

        // if it has no prefix, or has SOME prefix and ends in the attribute name
        // (___:attributeName)
        if (attributes.getQName(i).equals(attributeName)
                || attributes.getQName(i).endsWith(":" + attributeName)) {
            param = attributes.getValue(i);
            break;
        }
    }
    // add to the params stack
    if (param != null) {
        Object parameters[] = (Object[]) digester.peekParams();
        parameters[paramIndex] = param;
    }
}

From source file:org.gbif.dwca.model.factory.ThesaurusHandlingRule.java

@Override
public void begin(String namespace, String name, Attributes attributes) throws Exception {

    for (int i = 0; i < attributes.getLength(); i++) {
        if (ThesaurusHandlingRule.ATTRIBUTE_THESAURUS.equals(attributes.getQName(i))) {
            Vocabulary tv = null;//from  www.j  ava  2  s .  c  o m
            try {
                URL vocabURL = new URL(attributes.getValue(i));
                tv = vocabManager.get(vocabURL);
            } catch (Exception e) {
                log.error("Could not load vocabulary with location {}: {}",
                        new Object[] { attributes.getValue(i), e.getMessage(), e });
            }

            if (tv != null) {
                Object extensionPropertyAsObject = getDigester().peek();
                if (extensionPropertyAsObject instanceof ExtensionProperty) {
                    ExtensionProperty eProperty = (ExtensionProperty) extensionPropertyAsObject;
                    eProperty.setVocabulary(tv);
                    log.debug("Vocabulary with URI[{}] added to extension property", tv.getUri());
                }
            } else {
                log.warn("No vocabulary exists for the URL[{}]", attributes.getValue(i));
            }

            break; // since we found the attribute
        }
    }
}

From source file:org.infoscoop.request.filter.rss.RssHandler.java

void writeStartElement(String uri, String localName, String qName, Attributes attributes, Writer writer)
        throws SAXException {
    //System.out.println("writeStartElement");
    try {/*from   www .j ava 2 s .  c  o m*/
        writer.write("<" + localName);
        for (int i = 0; i < attributes.getLength(); i++) {
            String qname = attributes.getQName(i);
            String value = attributes.getValue(i);
            writer.write(" " + qname + "=\"" + XmlUtil.escapeXmlEntities(value) + "\"");
        }
        writer.write(">");
    } catch (IOException e) {
        throw new SAXException(e);
    }
}

From source file:org.intermine.pathquery.PathQueryHandler.java

/**
 * {@inheritDoc}//from   w w w. j a  va 2  s.c o  m
 */
@Override
public void startElement(String uri, String localName, String qName, Attributes attrs) throws SAXException {
    if (valueBuffer != null) {
        throw new SAXException("Cannot have any tags inside a value tag");
    }
    if ((constraintPath != null) && !("value".equals(qName) || "nullValue".equals(qName))) {
        throw new SAXException("Cannot have anything other than value tag inside a constraint");
    }
    if ("query-list".equals(qName)) {
        // Do nothing
    } else if ("query".equals(qName)) {
        queryName = validateName(attrs.getValue("name"));
        String modelName = attrs.getValue("model");
        if (models.containsKey(modelName)) {
            model = models.get(modelName);
        } else {
            try {
                model = Model.getInstanceByName(attrs.getValue("model"));
            } catch (Exception e) {
                throw new SAXException(e);
            }
        }
        query = new PathQuery(model);

        if (attrs.getValue("title") != null && !attrs.getValue("title").isEmpty()) {
            query.setTitle(attrs.getValue("title"));
        }

        if (attrs.getValue("longDescription") != null) {
            query.setDescription(attrs.getValue("longDescription"));
        }
        if (attrs.getValue("view") != null) {
            String view = attrs.getValue("view");
            if (view.contains(":")) {
                // This is an old style query, and we need to convert the colons into outer
                // joins
                String[] viewPathArray = PathQuery.SPACE_SPLITTER.split(view.trim());
                for (String viewPath : viewPathArray) {
                    setOuterJoins(query, viewPath);
                }
                view = view.replace(':', '.');
            }
            query.addViewSpaceSeparated(view);
        }
        String so = attrs.getValue("sortOrder");
        if (!StringUtils.isBlank(so)) {
            if (so.indexOf(' ') < 0) {
                // be accomodating of input as possible - assume asc.
                so += " asc";
            }
            query.addOrderBySpaceSeparated(so);
        }
        constraintLogic = attrs.getValue("constraintLogic");
        questionableSubclasses = new ArrayList<PathConstraintSubclass>();
    } else if ("node".equals(qName)) {
        // There's a node tag, so all constraints inside must inherit this path. Set it in a
        // variable, and reset the variable to null when we see the end tag.

        currentNodePath = attrs.getValue("path");
        if (currentNodePath.contains(":")) {
            setOuterJoins(query, currentNodePath);
            currentNodePath = currentNodePath.replace(':', '.');
        }
        String type = attrs.getValue("type");
        if ((type != null) && (!ATTRIBUTE_TYPES.contains(type))
                && (currentNodePath.contains(".") || currentNodePath.contains(":"))) {
            PathConstraintSubclass subclass = new PathConstraintSubclass(currentNodePath, type);
            query.addConstraint(subclass);
            questionableSubclasses.add(subclass);
        }
    } else if ("constraint".equals(qName)) {
        String path = attrs.getValue("path");
        if (currentNodePath != null) {
            if (path != null) {
                throw new SAXException("Cannot set path in a constraint inside a node");
            }
            path = currentNodePath;
        }
        String code = attrs.getValue("code");
        String type = attrs.getValue("type");
        if (type != null) {
            query.addConstraint(new PathConstraintSubclass(path, type));
        } else {
            path = path.replace(':', '.');
            constraintPath = path;
            constraintAttributes = new HashMap<String, String>();
            for (int i = 0; i < attrs.getLength(); i++) {
                constraintAttributes.put(attrs.getQName(i), attrs.getValue(i));
            }
            constraintValues = new LinkedHashSet<String>();
            constraintCode = code;
        }
    } else if ("pathDescription".equals(qName)) {
        String pathString = attrs.getValue("pathString");
        String description = attrs.getValue("description");

        // Descriptions should only refer to classes that appear in the view, which we have
        // already read.  This check makes sure the description is for a class that has
        // attributes on the view list before adding it.  We ignore invalid descriptions to
        // cope with legacy bad validation of qyery XML.
        if (pathString.endsWith(".")) {
            throw new SAXException("Invalid path '" + pathString + "' for description: " + description);
        }
        String pathToCheck = pathString + ".";
        for (String viewString : query.getView()) {
            if (viewString.startsWith(pathToCheck)) {
                query.setDescription(pathString, description);
                break;
            }
        }
    } else if ("join".equals(qName)) {
        String pathString = attrs.getValue("path");
        String type = attrs.getValue("style");
        if ("INNER".equals(type.toUpperCase())) {
            query.setOuterJoinStatus(pathString, OuterJoinStatus.INNER);
        } else if ("OUTER".equals(type.toUpperCase())) {
            query.setOuterJoinStatus(pathString, OuterJoinStatus.OUTER);
        } else {
            throw new SAXException("Unknown join style " + type + " for path " + pathString);
        }
    } else if ("value".equals(qName)) {
        valueBuffer = new StringBuilder();
    }
}

From source file:org.intermine.template.xml.TemplateQueryHandler.java

/**
 * {@inheritDoc}/*from w w w  .  j ava 2  s. c  o m*/
 */
@Override
public void startElement(String uri, String localName, String qName, Attributes attrs) throws SAXException {
    if ("template".equals(qName)) {
        templateName = attrs.getValue("name");
        templateTitle = attrs.getValue("title");
        templateComment = attrs.getValue("comment");
    } else if ("constraint".equals(qName)) {
        String path = attrs.getValue("path");
        if (currentNodePath != null) {
            if (path != null) {
                throw new SAXException("Cannot set path in a constraint inside a node");
            }
            path = currentNodePath;
        }
        String code = attrs.getValue("code");
        String type = attrs.getValue("type");
        if (type != null) {
            query.addConstraint(new PathConstraintSubclass(path, type));
        } else {
            path = path.replace(':', '.');
            if (path == null) {
                throw new NullPointerException("Null path while processing template " + templateName);
            }
            constraintPath = path;
            constraintAttributes = new HashMap<String, String>();
            for (int i = 0; i < attrs.getLength(); i++) {
                constraintAttributes.put(attrs.getQName(i), attrs.getValue(i));
            }
            constraintValues = new LinkedHashSet<String>();
            constraintCode = code;

        }
    } else {
        super.startElement(uri, localName, qName, attrs);
    }
}