Examples of org.xml.sax.ext.LexicalHandler

org.xml.sax.ext.LexicalHandler
rg/sax/properties/lexical-handler". If the reader does not support lexical events, it will throw a {@link org.xml.sax.SAXNotRecognizedException SAXNotRecognizedException}or a {@link org.xml.sax.SAXNotSupportedException SAXNotSupportedException}when you attempt to register the handler.
@since 1.0 @author David Megginson, sax@megginson.com @version 1.0 @see org.xml.sax.XMLReader#setProperty @see org.xml.sax.SAXNotRecognizedException @see org.xml.sax.SAXNotSupportedException

    protected void addComments(String[] comments) throws SAXException {
        if (comments == null || comments.length == 0
            || !(_handler instanceof LexicalHandler))
            return;


        LexicalHandler lh = (LexicalHandler) _handler;
        char[] chars;
        for (int i = 0; i < comments.length; i++) {
            chars = comments[i].toCharArray();
            lh.comment(chars, 0, chars.length);
        }
    }

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            ErrorHandler erh=null;
            if(ch instanceof ErrorHandler) {
                erh=(ErrorHandler)ch;
            }
            
            LexicalHandler lh=null;
            if(ch instanceof LexicalHandler) {
                lh=(LexicalHandler)ch;
            }
        
            Enumeration args = eventArguments.elements ();
            ThreeString ths;
            CharBlock cd;
            TwoString ts;
            FourString fs;
            SAXParseException e;
        
            for (Enumeration types = eventTypes.elements (); types.hasMoreElements ();) {
                Integer type = (Integer)types.nextElement();


                // ContentHandler events
                if (STARTDOCUMENT.equals(type)) {
                    ch.startDocument ();
                } else if (ENDDOCUMENT.equals(type)) {
                    ch.endDocument ();
                } else if (STARTPREFIXMAPPING.equals(type)) {
                    ts=(TwoString) args.nextElement();
                    ch.startPrefixMapping(ts.first,ts.second);
                } else if (ENDPREFIXMAPPING.equals(type)) {
                    ch.endPrefixMapping((String)args.nextElement());
                } else if (STARTELEMENT.equals(type)) {
                    StartElementData sed = (StartElementData) args.nextElement ();
                    ch.startElement (sed.getURI(), sed.getLocalName(), sed.getQName(),sed.getAtts());
                } else if (ENDELEMENT.equals(type)) {
                    ths = (ThreeString) args.nextElement ();
                    ch.endElement (ths.first,ths.second,ths.third);
                } else if (CHARACTERS.equals(type)) {
                    cd = (CharBlock) args.nextElement ();
                    ch.characters (cd.getCh(), cd.getStart(), cd.getLength());
                } else if (IGNORABLEWHITESPACE.equals(type)) {
                    cd = (CharBlock) args.nextElement ();
                    ch.ignorableWhitespace (cd.getCh(), cd.getStart(), cd.getLength());
                } else if (PROCESSINGINSTRUCTION.equals(type)) {
                    ts=(TwoString) args.nextElement();
                    ch.processingInstruction (ts.first,ts.second);
                    
                // DTDHandler events
                } else if (NOTATIONDECL.equals(type)) {
                    if(dtdh!=null) {
                        ths=(ThreeString) args.nextElement();
                        dtdh.notationDecl(ths.first,ths.second,ths.third);
                    }
                } else if (UNPARSEDENTITYDECL.equals(type)) {
                    if(dtdh!=null) {
                        fs=(FourString) args.nextElement();
                        dtdh.unparsedEntityDecl(fs.first,fs.second,fs.third,fs.fourth);
                    }


                // ErrorHandler events
                } else if (WARNING.equals(type)) {
                    if(erh!=null) {
                        e=(SAXParseException) args.nextElement();
                        erh.warning(e);
                    }
                } else if (ERROR.equals(type)) {
                    if(erh!=null) {
                        e=(SAXParseException) args.nextElement();
                        erh.error(e);
                    }
                } else if (FATALERROR.equals(type)) {
                    if(erh!=null) {
                        e=(SAXParseException) args.nextElement();
                        erh.fatalError(e);
                    }
                    
                // LexicalHandler events
                } else if (STARTDTD.equals(type)) {
                    if(lh!=null) {
                        ths=(ThreeString) args.nextElement();
                        lh.startDTD(ths.first,ths.second,ths.third);
                    }
                } else if (ENDDTD.equals(type)) {
                    if(lh!=null) {
                        lh.endDTD();
                    }
                } else if (STARTENTITY.equals(type)) {
                    if(lh!=null) {
                        String n=(String) args.nextElement();
                        lh.startEntity(n);
                    } 
                } else if (ENDENTITY.equals(type)) {
                    if(lh!=null) {
                        String n=(String) args.nextElement();
                        lh.endEntity(n);
                    } 
                } else if (STARTCDATA.equals(type)) {
                    if(lh!=null) {
                        lh.startCDATA();
                    } 
                } else if (ENDCDATA.equals(type)) {
                    if(lh!=null) {
                        lh.endCDATA();
                    } 
                } else if (COMMENT.equals(type)) {
                    if(lh!=null) {
                        CharBlock ccd = (CharBlock) args.nextElement ();
                        lh.comment (ccd.getCh(), ccd.getStart(), ccd.getLength());
                    } 
                }
            }
        } else {
            // Logger.log (Logger.ERROR, "SAX2BufferImpl:stopBuffering() : trying to ouput buffer to a null ContentHandler.");

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    {
      XMLString data = m_dtm.getStringValue(node);


      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);
        data.dispatchAsComment(lh);
      }
    }
    break;
    case DTM.DOCUMENT_FRAGMENT_NODE :


      // ??;
      break;
    case DTM.DOCUMENT_NODE :
      this.m_contentHandler.startDocument();
      break;
    case DTM.ELEMENT_NODE :
      DTM dtm = m_dtm;


      for (int nsn = dtm.getFirstNamespaceNode(node, true); DTM.NULL != nsn;
           nsn = dtm.getNextNamespaceNode(node, nsn, true))
      {
        // String prefix = dtm.getPrefix(nsn);
        String prefix = dtm.getNodeNameX(nsn);


        this.m_contentHandler.startPrefixMapping(prefix, dtm.getNodeValue(nsn));


      }


      // System.out.println("m_dh.getNamespaceOfNode(node): "+m_dh.getNamespaceOfNode(node));
      // System.out.println("m_dh.getLocalNameOfNode(node): "+m_dh.getLocalNameOfNode(node));
      String ns = dtm.getNamespaceURI(node);
      if(null == ns)
        ns = "";


      // %OPT% !!
      org.xml.sax.helpers.AttributesImpl attrs =
                            new org.xml.sax.helpers.AttributesImpl();


      for (int i = dtm.getFirstAttribute(node);
           i != DTM.NULL;
           i = dtm.getNextAttribute(i))
      {
        attrs.addAttribute(dtm.getNamespaceURI(i),
                           dtm.getLocalName(i),
                           dtm.getNodeName(i),
                           "CDATA",
                           dtm.getNodeValue(i));
      }




      this.m_contentHandler.startElement(ns,
                                         m_dtm.getLocalName(node),
                                         m_dtm.getNodeName(node),
                                         attrs);
      break;
    case DTM.PROCESSING_INSTRUCTION_NODE :
    {
      String name = m_dtm.getNodeName(node);


      // String data = pi.getData();
      if (name.equals("xslt-next-is-raw"))
      {
        nextIsRaw = true;
      }
      else
      {
        this.m_contentHandler.processingInstruction(name,
                                                    m_dtm.getNodeValue(node));
      }
    }
    break;
    case DTM.CDATA_SECTION_NODE :
    {
      boolean isLexH = (m_contentHandler instanceof LexicalHandler);
      LexicalHandler lh = isLexH
                          ? ((LexicalHandler) this.m_contentHandler) : null;


      if (isLexH)
      {
        lh.startCDATA();
      }


      dispatachChars(node);


      {
        if (isLexH)
        {
          lh.endCDATA();
        }
      }
    }
    break;
    case DTM.TEXT_NODE :

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      break;
    case DTM.ENTITY_REFERENCE_NODE :
    {
      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);


        lh.endEntity(m_dtm.getNodeName(node));
      }
    }
    break;
    default :
    }

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    {
      String data = ((Comment) node).getData();


      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);


        lh.comment(data.toCharArray(), 0, data.length());
      }
    }
    break;
    case Node.DOCUMENT_FRAGMENT_NODE :


      // ??;
      break;
    case Node.DOCUMENT_NODE :


      break;
    case Node.ELEMENT_NODE :
      Element elem_node = (Element) node;
      {
          // Make sure the namespace node
          // for the element itself is declared
          // to the ContentHandler
          String uri = elem_node.getNamespaceURI();
          if (uri != null) {
              String prefix = elem_node.getPrefix();
              if (prefix==null)
                prefix="";
              this.m_contentHandler.startPrefixMapping(prefix,uri);
          }
      }
      NamedNodeMap atts = elem_node.getAttributes();
      int nAttrs = atts.getLength();
      // System.out.println("TreeWalker#startNode: "+node.getNodeName());




      // Make sure the namespace node of
      // each attribute is declared to the ContentHandler
      for (int i = 0; i < nAttrs; i++)
      {
        final Node attr = atts.item(i);
        final String attrName = attr.getNodeName();
        final int colon = attrName.indexOf(':');
        final String prefix;


        // System.out.println("TreeWalker#startNode: attr["+i+"] = "+attrName+", "+attr.getNodeValue());
        if (attrName.equals("xmlns") || attrName.startsWith("xmlns:"))
        {
          // Use "" instead of null, as Xerces likes "" for the
          // name of the default namespace.  Fix attributed
          // to "Steven Murray" <smurray@ebt.com>.
          if (colon < 0)
            prefix = "";
          else
            prefix = attrName.substring(colon + 1);


          this.m_contentHandler.startPrefixMapping(prefix,
                                                   attr.getNodeValue());
        }
        else if (colon > 0) {
            prefix = attrName.substring(0,colon);
            String uri = attr.getNamespaceURI();
            if (uri != null)
                this.m_contentHandler.startPrefixMapping(prefix,uri);
        }
      }


      String ns = m_dh.getNamespaceOfNode(node);
      if(null == ns)
        ns = "";
      this.m_contentHandler.startElement(ns,
                                         m_dh.getLocalNameOfNode(node),
                                         node.getNodeName(),
                                         new AttList(atts, m_dh));
      break;
    case Node.PROCESSING_INSTRUCTION_NODE :
    {
      ProcessingInstruction pi = (ProcessingInstruction) node;
      String name = pi.getNodeName();


      // String data = pi.getData();
      if (name.equals("xslt-next-is-raw"))
      {
        nextIsRaw = true;
      }
      else
      {
        this.m_contentHandler.processingInstruction(pi.getNodeName(),
                                                    pi.getData());
      }
    }
    break;
    case Node.CDATA_SECTION_NODE :
    {
      boolean isLexH = (m_contentHandler instanceof LexicalHandler);
      LexicalHandler lh = isLexH
                          ? ((LexicalHandler) this.m_contentHandler) : null;


      if (isLexH)
      {
        lh.startCDATA();
      }


      dispatachChars(node);


      {
        if (isLexH)
        {
          lh.endCDATA();
        }
      }
    }
    break;
    case Node.TEXT_NODE :

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    {
      EntityReference eref = (EntityReference) node;


      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);


        lh.endEntity(eref.getNodeName());
      }
    }
    break;
    default :
    }

View Full Code Here

    {
      String data = ((Comment) node).getData();


      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);


        lh.comment(data.toCharArray(), 0, data.length());
      }
    }
    break;
    case Node.DOCUMENT_FRAGMENT_NODE :


      // ??;
      break;
    case Node.DOCUMENT_NODE :


      break;
    case Node.ELEMENT_NODE :
      NamedNodeMap atts = ((Element) node).getAttributes();
      int nAttrs = atts.getLength();
      // System.out.println("TreeWalker#startNode: "+node.getNodeName());


      for (int i = 0; i < nAttrs; i++)
      {
        Node attr = atts.item(i);
        String attrName = attr.getNodeName();


        // System.out.println("TreeWalker#startNode: attr["+i+"] = "+attrName+", "+attr.getNodeValue());
        if (attrName.equals("xmlns") || attrName.startsWith("xmlns:"))
        {
          // System.out.println("TreeWalker#startNode: attr["+i+"] = "+attrName+", "+attr.getNodeValue());
          int index;
          // Use "" instead of null, as Xerces likes "" for the
          // name of the default namespace.  Fix attributed
          // to "Steven Murray" <smurray@ebt.com>.
          String prefix = (index = attrName.indexOf(":")) < 0
                          ? "" : attrName.substring(index + 1);


          this.m_contentHandler.startPrefixMapping(prefix,
                                                   attr.getNodeValue());
        }


      }


      // System.out.println("m_dh.getNamespaceOfNode(node): "+m_dh.getNamespaceOfNode(node));
      // System.out.println("m_dh.getLocalNameOfNode(node): "+m_dh.getLocalNameOfNode(node));
      String ns = m_dh.getNamespaceOfNode(node);
      if(null == ns)
        ns = "";
      this.m_contentHandler.startElement(ns,
                                         m_dh.getLocalNameOfNode(node),
                                         node.getNodeName(),
                                         new AttList(atts, m_dh));
      break;
    case Node.PROCESSING_INSTRUCTION_NODE :
    {
      ProcessingInstruction pi = (ProcessingInstruction) node;
      String name = pi.getNodeName();


      // String data = pi.getData();
      if (name.equals("xslt-next-is-raw"))
      {
        nextIsRaw = true;
      }
      else
      {
        this.m_contentHandler.processingInstruction(pi.getNodeName(),
                                                    pi.getData());
      }
    }
    break;
    case Node.CDATA_SECTION_NODE :
    {
      boolean isLexH = (m_contentHandler instanceof LexicalHandler);
      LexicalHandler lh = isLexH
                          ? ((LexicalHandler) this.m_contentHandler) : null;


      if (isLexH)
      {
        lh.startCDATA();
      }


      dispatachChars(node);


      {
        if (isLexH)
        {
          lh.endCDATA();
        }
      }
    }
    break;
    case Node.TEXT_NODE :

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    {
      EntityReference eref = (EntityReference) node;


      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);


        lh.endEntity(eref.getNodeName());
      }
    }
    break;
    default :
    }

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                /**
                 * Fix for bug 24414
                 * If the lexicalHandler is set then we need to get that
                 * for obtaining the lexical information
                 */
                LexicalHandler lexicalHandler = target.getLexicalHandler();


                if (lexicalHandler != null ) {
                    _tohFactory.setLexicalHandler(lexicalHandler);
                }

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    {
      String data = ((Comment) node).getData();


      if (m_contentHandler instanceof LexicalHandler)
      {
        LexicalHandler lh = ((LexicalHandler) this.m_contentHandler);


        lh.comment(data.toCharArray(), 0, data.length());
      }
    }
    break;
    case Node.DOCUMENT_FRAGMENT_NODE :


      // ??;
      break;
    case Node.DOCUMENT_NODE :
      this.m_contentHandler.startDocument();
      break;
    case Node.ELEMENT_NODE :
      NamedNodeMap atts = ((Element) node).getAttributes();
      int nAttrs = atts.getLength();
      // System.out.println("TreeWalker#startNode: "+node.getNodeName());


      for (int i = 0; i < nAttrs; i++)
      {
        Node attr = atts.item(i);
        String attrName = attr.getNodeName();


        // System.out.println("TreeWalker#startNode: attr["+i+"] = "+attrName+", "+attr.getNodeValue());
        if (attrName.equals("xmlns") || attrName.startsWith("xmlns:"))
        {
          // System.out.println("TreeWalker#startNode: attr["+i+"] = "+attrName+", "+attr.getNodeValue());
          int index;
          // Use "" instead of null, as Xerces likes "" for the 
          // name of the default namespace.  Fix attributed 
          // to "Steven Murray" <smurray@ebt.com>.
          String prefix = (index = attrName.indexOf(":")) < 0
                          ? "" : attrName.substring(index + 1);


          this.m_contentHandler.startPrefixMapping(prefix,
                                                   attr.getNodeValue());
        }
        
      }


      // System.out.println("m_dh.getNamespaceOfNode(node): "+m_dh.getNamespaceOfNode(node));
      // System.out.println("m_dh.getLocalNameOfNode(node): "+m_dh.getLocalNameOfNode(node));
      String ns = m_dh.getNamespaceOfNode(node);
      if(null == ns)
        ns = "";
      this.m_contentHandler.startElement(ns,
                                         m_dh.getLocalNameOfNode(node),
                                         node.getNodeName(),
                                         new AttList(atts, m_dh));
      break;
    case Node.PROCESSING_INSTRUCTION_NODE :
    {
      ProcessingInstruction pi = (ProcessingInstruction) node;
      String name = pi.getNodeName();


      // String data = pi.getData();
      if (name.equals("xslt-next-is-raw"))
      {
        nextIsRaw = true;
      }
      else
      {
        this.m_contentHandler.processingInstruction(pi.getNodeName(),
                                                    pi.getData());
      }
    }
    break;
    case Node.CDATA_SECTION_NODE :
    {
      boolean isLexH = (m_contentHandler instanceof LexicalHandler);
      LexicalHandler lh = isLexH
                          ? ((LexicalHandler) this.m_contentHandler) : null;


      if (isLexH)
      {
        lh.startCDATA();
      }
      
      dispatachChars(node);


      {
        if (isLexH)
        {
          lh.endCDATA();
        }
      }
    }
    break;
    case Node.TEXT_NODE :

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