Example usage for org.xml.sax Attributes getURI

Introduction

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

Prototype

public abstract String getURI(int index);

Source Link

Document

Look up an attribute's Namespace URI by index.

Usage

From source file:org.xchain.framework.jsl.SaxTemplateHandler.java

/**
 * Handles start element events for template elements.
 *//*from w  ww  .j  av  a2 s .  c o  m*/
protected void startTemplateElement(String uri, String localName, String qName, Attributes attributes)
        throws SAXException {
    if (templateElementDepth == 0) {
        throw new SAXException(
                "The element {" + uri + "}" + localName + " was found outside of a template element.");
    }

    // push characters target.
    charactersTargetStack.addFirst(CharacterTarget.SOURCE_BUILDER);

    // push ignorable whitespace target.
    ignorableWhitespaceTargetStack.addFirst(CharacterTarget.SOURCE_BUILDER);

    boolean startSource = elementInfoStack.size() == 1
            || elementInfoStack.get(1).getElementType() == ElementType.COMMAND_ELEMENT_TYPE;
    // if the parent element is null or a command element, then we need to start a new template source.
    if (startSource) {
        sourceBuilder.startSource(elementInfoStack.getFirst().getSourcePrefixMapping(),
                elementInfoStack.getFirst().getSourceExcludeResultPrefixSet(), false);
    }

    try {
        // get the element info for the head of the stack.
        ElementInfo elementInfo = elementInfoStack.getFirst();

        // let the source builder know that we are starting a start element.
        sourceBuilder.startStartElement();

        // send the prefix mappings to the source builder.
        for (Map.Entry<String, String> prefixMapping : elementInfo.getPrefixMapping().entrySet()) {
            sourceBuilder.appendStartPrefixMapping(prefixMapping.getKey(), prefixMapping.getValue());
        }

        // send any exclude result prefix events that need to go out.
        for (String excludeResultPrefix : elementInfo.getExcludeResultPrefixSet()) {
            sourceBuilder.appendStartExcludeResultPrefix(excludeResultPrefix);
        }

        // send the attributes to the source builder.
        for (int i = 0; i < attributes.getLength(); i++) {
            sourceBuilder.appendAttributeValueTemplate(attributes.getURI(i), attributes.getLocalName(i),
                    attributes.getQName(i), attributes.getValue(i));
        }

        // append the start element.
        sourceBuilder.appendStartElement(uri, localName, qName);

        // let the source builder know that we are ending a start element.
        sourceBuilder.endStartElement();
    } catch (SAXException e) {
        throw e;
    } catch (Exception e) {
        throw new SAXException(e);
    }

    // we need to do this just before we stop templating, so this kind of code should be in start command, or end jsl template and end template when there was not
    // a nested command.  We need to delay this, since the passed through template must provide the namespaces state from all of the consumed elements.
    if (startSource) {
        // send start prefix mapping events to the digester.
        for (Map.Entry<String, String> mapping : elementInfoStack.getFirst().getHandlerPrefixMapping()
                .entrySet()) {
            getContentHandler().startPrefixMapping(mapping.getKey(), mapping.getValue());
        }

        // create a new attributes object with any attributes that are in an xchain namespace.
        AttributesImpl digesterAttributes = new AttributesImpl();
        for (int i = 0; i < attributes.getLength(); i++) {
            if (commandNamespaceSet.contains(attributes.getURI(i))) {
                digesterAttributes.addAttribute(attributes.getURI(i), attributes.getLocalName(i),
                        attributes.getQName(i), attributes.getType(i), attributes.getValue(i));
            }
        }

        // send the start template element to the digester.
        getContentHandler().startElement(JSL_NAMESPACE, TEMPORARY_CHAIN_LOCAL_NAME, temporaryChainQName(),
                digesterAttributes);
    }
}

From source file:org.xwiki.xml.Sax2Dom.java

@Override
public void startElement(String namespace, String localName, String qName, Attributes atts) {
    final Element element = this.document.createElementNS(namespace, qName);

    // Add namespace declarations first
    if (this.namespaceDecls != null) {
        final int nDecls = this.namespaceDecls.size();
        for (int i = 0; i < nDecls; i += 2) {
            String prefix = this.namespaceDecls.get(i);
            String uri = this.namespaceDecls.get(i + 1);

            if (StringUtils.isEmpty(prefix)) {
                element.setAttributeNS(XMLNS_URI, XMLNS_PREFIX, uri);
            } else {
                element.setAttributeNS(XMLNS_URI, XMLNS_STRING + prefix, uri);
            }/*from   w  ww.  j av  a 2  s. c  om*/
        }
        this.namespaceDecls.clear();
    }

    // Add attributes to element
    final int nattrs = atts.getLength();
    for (int i = 0; i < nattrs; i++) {
        if (atts.getLocalName(i) == null) {
            element.setAttribute(atts.getQName(i), atts.getValue(i));
        } else {
            element.setAttributeNS(atts.getURI(i), atts.getQName(i), atts.getValue(i));
        }
    }

    // Append this new node onto current stack node
    this.nodes.peek().appendChild(element);

    // Push this node onto stack
    this.nodes.push(element);
}