xbean-blueprint/src/main/java/org/apache/xbean/blueprint/generator/XmlWriter.java [28:212]:
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public class XmlWriter {
    private PrintWriter writer;

    private LinkedList elementStack = new LinkedList();

    private boolean tagInProgress;

    private int depth;

    private String lineIndenter;

    private String encoding;

    private String docType;

    private boolean readyForNewLine;

    private boolean tagIsEmpty;

    public XmlWriter(PrintWriter writer, String lineIndenter) {
        this(writer, lineIndenter, null, null);
    }

    public XmlWriter(Writer writer, String lineIndenter) {
        this(new PrintWriter(writer), lineIndenter);
    }

    public XmlWriter(PrintWriter writer) {
        this(writer, null, null);
    }

    public XmlWriter(Writer writer) {
        this(new PrintWriter(writer));
    }

    public XmlWriter(PrintWriter writer, String lineIndenter, String encoding, String doctype) {
        this.writer = writer;

        this.lineIndenter = lineIndenter;

        this.encoding = encoding;

        this.docType = doctype;

        if (docType != null || encoding != null) {
            writeDocumentHeaders();
        }
    }

    public XmlWriter(Writer writer, String lineIndenter, String encoding, String doctype) {
        this(new PrintWriter(writer), lineIndenter, encoding, doctype);
    }

    public XmlWriter(PrintWriter writer, String encoding, String doctype) {
        this(writer, "  ", encoding, doctype);
    }

    public XmlWriter(Writer writer, String encoding, String doctype) {
        this(new PrintWriter(writer), encoding, doctype);
    }

    public void startElement(String name) {
        tagIsEmpty = false;

        finishTag();

        write("<");

        write(name);

        elementStack.addLast(name);

        tagInProgress = true;

        depth++;

        readyForNewLine = true;

        tagIsEmpty = true;
    }

    public void writeText(String text) {
        writeText(text, true);
    }

    public void writeMarkup(String text) {
        writeText(text, false);
    }

    private void writeText(String text, boolean escapeHtml) {
        readyForNewLine = false;

        tagIsEmpty = false;

        finishTag();

        if (escapeHtml) {
            text = text.replaceAll("&", "&amp;");

            text = text.replaceAll("<", "&lt;");

            text = text.replaceAll(">", "&gt;");
        }

        write(text);
    }

    public void addAttribute(String key, String value) {
        write(" ");

        write(key);

        write("=\"");

        write(value);

        write("\"");
    }

    public void endElement() {
        depth--;

        if (tagIsEmpty) {
            write("/");

            readyForNewLine = false;

            finishTag();

            elementStack.removeLast();
        } else {
            finishTag();

            write("</" + elementStack.removeLast() + ">");
        }

        readyForNewLine = true;
    }

    private void write(String str) {
        writer.write(str);
    }

    private void finishTag() {
        if (tagInProgress) {
            write(">");
        }

        tagInProgress = false;

        if (readyForNewLine) {
            endOfLine();
        }
        readyForNewLine = false;

        tagIsEmpty = false;
    }

    protected void endOfLine() {
        write("\n");

        for (int i = 0; i < depth; i++) {
            write(lineIndenter);
        }
    }

    private void writeDocumentHeaders() {
        write("<?xml version=\"1.0\"");

        if (encoding != null) {
            write(" encoding=\"" + encoding + "\"");
        }

        write("?>");

        endOfLine();

        if (docType != null) {
            write("<!DOCTYPE ");

            write(docType);

            write(">");

            endOfLine();
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xbean-spring/src/main/java/org/apache/xbean/spring/generator/XmlWriter.java [28:212]:
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public class XmlWriter {
    private PrintWriter writer;

    private LinkedList elementStack = new LinkedList();

    private boolean tagInProgress;

    private int depth;

    private String lineIndenter;

    private String encoding;

    private String docType;

    private boolean readyForNewLine;

    private boolean tagIsEmpty;

    public XmlWriter(PrintWriter writer, String lineIndenter) {
        this(writer, lineIndenter, null, null);
    }

    public XmlWriter(Writer writer, String lineIndenter) {
        this(new PrintWriter(writer), lineIndenter);
    }

    public XmlWriter(PrintWriter writer) {
        this(writer, null, null);
    }

    public XmlWriter(Writer writer) {
        this(new PrintWriter(writer));
    }

    public XmlWriter(PrintWriter writer, String lineIndenter, String encoding, String doctype) {
        this.writer = writer;

        this.lineIndenter = lineIndenter;

        this.encoding = encoding;

        this.docType = doctype;

        if (docType != null || encoding != null) {
            writeDocumentHeaders();
        }
    }

    public XmlWriter(Writer writer, String lineIndenter, String encoding, String doctype) {
        this(new PrintWriter(writer), lineIndenter, encoding, doctype);
    }

    public XmlWriter(PrintWriter writer, String encoding, String doctype) {
        this(writer, "  ", encoding, doctype);
    }

    public XmlWriter(Writer writer, String encoding, String doctype) {
        this(new PrintWriter(writer), encoding, doctype);
    }

    public void startElement(String name) {
        tagIsEmpty = false;

        finishTag();

        write("<");

        write(name);

        elementStack.addLast(name);

        tagInProgress = true;

        depth++;

        readyForNewLine = true;

        tagIsEmpty = true;
    }

    public void writeText(String text) {
        writeText(text, true);
    }

    public void writeMarkup(String text) {
        writeText(text, false);
    }

    private void writeText(String text, boolean escapeHtml) {
        readyForNewLine = false;

        tagIsEmpty = false;

        finishTag();

        if (escapeHtml) {
            text = text.replaceAll("&", "&amp;");

            text = text.replaceAll("<", "&lt;");

            text = text.replaceAll(">", "&gt;");
        }

        write(text);
    }

    public void addAttribute(String key, String value) {
        write(" ");

        write(key);

        write("=\"");

        write(value);

        write("\"");
    }

    public void endElement() {
        depth--;

        if (tagIsEmpty) {
            write("/");

            readyForNewLine = false;

            finishTag();

            elementStack.removeLast();
        } else {
            finishTag();

            write("</" + elementStack.removeLast() + ">");
        }

        readyForNewLine = true;
    }

    private void write(String str) {
        writer.write(str);
    }

    private void finishTag() {
        if (tagInProgress) {
            write(">");
        }

        tagInProgress = false;

        if (readyForNewLine) {
            endOfLine();
        }
        readyForNewLine = false;

        tagIsEmpty = false;
    }

    protected void endOfLine() {
        write("\n");

        for (int i = 0; i < depth; i++) {
            write(lineIndenter);
        }
    }

    private void writeDocumentHeaders() {
        write("<?xml version=\"1.0\"");

        if (encoding != null) {
            write(" encoding=\"" + encoding + "\"");
        }

        write("?>");

        endOfLine();

        if (docType != null) {
            write("<!DOCTYPE ");

            write(docType);

            write(">");

            endOfLine();
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