htmlserializer.java

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                            _printer.printText( name );
                            _printer.printText( "=\"\"" );
                        } else {
                            _printer.printText( name );
                            _printer.printText( "=\"" );
                            value = ProxyWriter.considerProxyRewrite(name,localName,value);   
                            value = appendAnchorIfNecessary(rawName.toLowerCase(),name,value);
                            printEscaped( value );
                            _printer.printText( '"' );
                        }
                    } else {
                        // HTML: Empty values print as attribute name, no value.
                        // HTML: URI attributes will print unescaped
                        if ( value == null || value.length() == 0 )
                            _printer.printText( name );
                        else if ( HTMLdtd.isURI( rawName, name ) ) {
                            _printer.printText( name );
                            _printer.printText( "=\"" );
                            value = ProxyWriter.considerProxyRewrite(name,localName,value); 
                            _printer.printText( escapeURI( value ) );
                            _printer.printText( '"' );
                        } else if ( HTMLdtd.isBoolean( rawName, name ) )
                            _printer.printText( name );
                        else {
                            _printer.printText( name );
                            _printer.printText( "=\"" );
                            printEscaped( value );
                            _printer.printText( '"' );
                        }
                    }
                }
            }
            if ( htmlName != null && HTMLdtd.isPreserveSpace( htmlName ) )
                preserveSpace = true;

            if ( addNSAttr ) {
                Enumeration enum;

                enum = _prefixes.keys();
                while ( enum.hasMoreElements() ) {
                    _printer.printSpace();
                    value = (String) enum.nextElement();
                    name = (String) _prefixes.get( value );
                    if ( name.length() == 0 ) {
                        _printer.printText( "xmlns=\"" );
                        printEscaped( value );
                        _printer.printText( '"' );
                    } else {
                        _printer.printText( "xmlns:" );
                        _printer.printText( name );
                        _printer.printText( "=\"" );
                        printEscaped( value );
                        _printer.printText( '"' );
                    }
                }
            }

            // Now it's time to enter a new element state
            // with the tag name and space preserving.
            // We still do not change the curent element state.
            state = enterElementState( namespaceURI, localName, rawName, preserveSpace );

            // Prevents line breaks inside A/TD

            if ( htmlName != null && ( htmlName.equalsIgnoreCase( "A" ) ||
                                       htmlName.equalsIgnoreCase( "TD" ) ) ) {
                state.empty = false;
                _printer.printText( '>' );
            }

            // Handle SCRIPT and STYLE specifically by changing the
            // state of the current element to CDATA (XHTML) or
            // unescaped (HTML).
            if ( htmlName != null && ( rawName.equalsIgnoreCase( "SCRIPT" ) ||
                                       rawName.equalsIgnoreCase( "STYLE" ) ) ) {
                if ( _xhtml ) {
                    // XHTML: Print contents as CDATA section
                    state.doCData = true;
                } else {
                    // HTML: Print contents unescaped
                    state.unescaped = true;
                }
            }
        } catch ( IOException except ) {
            throw new SAXException( except );
        }
    }

    public void endElement( String namespaceURI, String localName,
                            String rawName )
        throws SAXException
    {
        try {
            endElementIO( namespaceURI, localName, rawName );
        } catch ( IOException except ) {
            throw new SAXException( except );
        }
    }


    public void endElementIO( String namespaceURI, String localName,
                              String rawName )
        throws IOException
    {
        ElementState state;
        String       htmlName;

        // Works much like content() with additions for closing
        // an element. Note the different checks for the closed
        // element's state and the parent element's state.
        _printer.unindent();
        state = getElementState();

        if ( state.namespaceURI == null )
            htmlName = state.rawName;
        else {
            if ( state.namespaceURI.equals( XHTMLNamespace ) )
                htmlName = state.localName;
            else
                htmlName = null;
        }

        if ( _xhtml) {
            if ( state.empty ) {
                _printer.printText( " />" );
            } else {
                // Must leave CData section first
                if ( state.inCData )
                    _printer.printText( "]]>" );
                // XHTML: element names are lower case, DOM will be different
                _printer.printText( "</" );
                _printer.printText( state.rawName.toLowerCase() );
                _printer.printText( '>' );
            }
        } else {
            if ( state.empty )
                _printer.printText( '>' );
            // This element is not empty and that last content was
            // another element, so print a line break before that
            // last element and this element's closing tag.
            // [keith] Provided this is not an anchor.
            // HTML: some elements do not print closing tag (e.g. LI)
            if ( htmlName == null || ! HTMLdtd.isOnlyOpening( htmlName ) ) {
                if ( _indenting && ! state.preserveSpace && state.afterElement )
                    _printer.breakLine();
                // Must leave CData section first (Illegal in HTML, but still)
                if ( state.inCData )
                    _printer.printText( "]]>" );
                _printer.printText( "</" );
                _printer.printText( state.rawName );
                _printer.printText( '>' );
            }
        }
        // Leave the element state and update that of the parent
        // (if we're not root) to not empty and after element.
        state = leaveElementState();
        // Temporary hack to prevent line breaks inside A/TD
        if ( htmlName == null || ( ! htmlName.equalsIgnoreCase( "A" ) &&
                                   ! htmlName.equalsIgnoreCase( "TD" ) ) )

            state.afterElement = true;
        state.empty = false;
        if ( isDocumentState() )
            _printer.flush();
    }


    //------------------------------------------//
    // SAX document handler serializing methods //
    //------------------------------------------//


    public void characters( char[] chars, int start, int length )
        throws SAXException
    {
        ElementState state;

        try {
            // HTML: no CDATA section
            state = content();
            state.doCData = false;
            super.characters( chars, start, length );
        } catch ( IOException except ) {
            throw new SAXException( except );
        }
    }


    public void startElement( String tagName, AttributeList attrs )
        throws SAXException
    {
        int          i;
        boolean      preserveSpace;
        ElementState state;
        String       name;
        String       value;

        try {
            if ( _printer == null )
                throw new IllegalStateException( "SER002 No writer supplied for serializer" );

            state = getElementState();
            if ( isDocumentState() ) {
                // If this is the root element handle it differently.
                // If the first root element in the document, serialize
                // the document's DOCTYPE. Space preserving defaults
                // to that of the output format.
                if ( ! _started )
                    startDocument( tagName );
            } else {
                // For any other element, if first in parent, then
                // close parent's opening tag and use the parnet's
                // space preserving.
                if ( state.empty )
                    _printer.printText( '>' );
                // Indent this element on a new line if the first
                // content of the parent element or immediately
                // following an element.
                if ( _indenting && ! state.preserveSpace &&
                     ( state.empty || state.afterElement ) )
                    _printer.breakLine();
            }
            preserveSpace = state.preserveSpace;

            // Do not change the current element state yet.
            // This only happens in endElement().

            // XHTML: element names are lower case, DOM will be different
            _printer.printText( '<' );
            if ( _xhtml )
                _printer.printText( tagName.toLowerCase() );
            else
                _printer.printText( tagName );
            _printer.indent();

            // For each attribute serialize it's name and value as one part,
            // separated with a space so the element can be broken on
            // multiple lines.
            if ( attrs != null ) {
                for ( i = 0 ; i < attrs.getLength() ; ++i ) {
                    _printer.printSpace();
                    name = attrs.getName( i ).toLowerCase();;
                    value = attrs.getValue( i );
                    if ( _xhtml ) {
                        // XHTML: print empty string for null values.
                        if ( value == null ) {
                            _printer.printText( name );
                            _printer.printText( "=\"\"" );
                        } else {
                            _printer.printText( name );
                            _printer.printText( "=\"" );
                            printEscaped( value );
                            _printer.printText( '"' );
                        }
                    } else {
                        // HTML: Empty values print as attribute name, no value.
                        // HTML: URI attributes will print unescaped
                        if ( value == null || value.length() == 0 )
                            _printer.printText( name );
                        else if ( HTMLdtd.isURI( tagName, name ) ) {
                            _printer.printText( name );
                            _printer.printText( "=\"" );
                            _printer.printText( escapeURI( value ) );
                            _printer.printText( '"' );
                        } else if ( HTMLdtd.isBoolean( tagName, name ) )
                            _printer.printText( name );
                        else {
                            _printer.printText( name );
                            _printer.printText( "=\"" );
                            printEscaped( value );
                            _printer.printText( '"' );
                        }
                    }
                }
            }
            if ( HTMLdtd.isPreserveSpace( tagName ) )
                preserveSpace = true;

            // Now it's time to enter a new element state
            // with the tag name and space preserving.
            // We still do not change the curent element state.
            state = enterElementState( null, null, tagName, preserveSpace );

            // Prevents line breaks inside A/TD
            if ( tagName.equalsIgnoreCase( "A" ) || tagName.equalsIgnoreCase( "TD" ) ) {
                state.empty = false;
                _printer.printText( '>' );
            }

            // Handle SCRIPT and STYLE specifically by changing the
            // state of the current element to CDATA (XHTML) or
            // unescaped (HTML).
            if ( tagName.equalsIgnoreCase( "SCRIPT" ) ||
                 tagName.equalsIgnoreCase( "STYLE" ) ) {
                if ( _xhtml ) {
                    // XHTML: Print contents as CDATA section
                    state.doCData = true;
                } else {
                    // HTML: Print contents unescaped
                    state.unescaped = true;
                }