@Override
public int writeData(OutputStream out, DbData data) throws Exception {
XMLStreamWriter sw = _staxOutFactory.createXMLStreamWriter(out, "UTF-8");
sw.writeStartDocument();
sw.writeStartElement(FIELD_TABLE);
Iterator<DbRow> it = data.rows();
while (it.hasNext()) {
DbRow row = it.next();
sw.writeStartElement(FIELD_ROW); // <row>
sw.writeStartElement(DbRow.Field.id.name());
sw.writeCharacters(String.valueOf(row.getId()));
sw.writeEndElement();
sw.writeStartElement(DbRow.Field.firstname.name());
sw.writeCharacters(row.getFirstname());
sw.writeEndElement();
sw.writeStartElement(DbRow.Field.lastname.name());
sw.writeCharacters(row.getLastname());
sw.writeEndElement();
sw.writeStartElement(DbRow.Field.zip.name());
sw.writeCharacters(String.valueOf(row.getZip()));
sw.writeEndElement();
sw.writeStartElement(DbRow.Field.street.name());
sw.writeCharacters(row.getStreet());
sw.writeEndElement();
sw.writeStartElement(DbRow.Field.city.name());
sw.writeCharacters(row.getCity());
sw.writeEndElement();
sw.writeStartElement(DbRow.Field.state.name());
sw.writeCharacters(row.getState());
sw.writeEndElement();
sw.writeEndElement(); // </row>
}
sw.writeEndElement();
sw.writeEndDocument();
sw.close();
return -1;
}
private static void writeElement(XMLStreamWriter xtw, Element element) throws XMLStreamException {
xtw.writeStartElement(element.getName());
for (String attributeName : element.getAttributeNames()) {
xtw.writeAttribute(attributeName, element.getAttributeValue(attributeName));
}
if (element.hasText()) {
xtw.writeCharacters(element.getText());
} else {
for (Element child : element.getChildren()) {
writeElement(xtw, child);
}
}
xtw.writeEndElement();
}
/**
* Export the placemark attributes to KML as a {@code <Style>} element. The {@code output} object
* will receive the data. This object must be one of: java.io.Writer<br>
* java.io.OutputStream<br>
* javax.xml.stream.XMLStreamWriter
*
* @param output Object to receive the generated KML.
* @throws XMLStreamException If an exception occurs while writing the KML
* @see #export(String, Object)
*/
protected void exportAsKML(Object output) throws XMLStreamException {
XMLStreamWriter xmlWriter = null;
XMLOutputFactory factory = XMLOutputFactory.newInstance();
boolean closeWriterWhenFinished = true;
if (output instanceof XMLStreamWriter) {
xmlWriter = (XMLStreamWriter) output;
closeWriterWhenFinished = false;
} else if (output instanceof Writer) {
xmlWriter = factory.createXMLStreamWriter((Writer) output);
} else if (output instanceof OutputStream) {
xmlWriter = factory.createXMLStreamWriter((OutputStream) output);
}
if (xmlWriter == null) {
String message = Logging.getMessage("Export.UnsupportedOutputObject");
Logging.logger().warning(message);
throw new IllegalArgumentException(message);
}
xmlWriter.writeStartElement("Style");
// Line style
xmlWriter.writeStartElement("LineStyle");
final Color lineColor = this.getOutlineMaterial().getDiffuse();
if (lineColor != null) {
xmlWriter.writeStartElement("color");
xmlWriter.writeCharacters(KMLExportUtil.stripHexPrefix(WWUtil.encodeColorABGR(lineColor)));
xmlWriter.writeEndElement();
xmlWriter.writeStartElement("colorMode");
xmlWriter.writeCharacters("normal");
xmlWriter.writeEndElement();
}
final Double lineWidth = this.getOutlineWidth();
if (lineWidth != null) {
xmlWriter.writeStartElement("width");
xmlWriter.writeCharacters(Double.toString(lineWidth));
xmlWriter.writeEndElement();
}
xmlWriter.writeEndElement(); // LineStyle
// Poly style
xmlWriter.writeStartElement("PolyStyle");
final Color fillColor = this.getInteriorMaterial().getDiffuse();
if (fillColor != null) {
xmlWriter.writeStartElement("color");
xmlWriter.writeCharacters(KMLExportUtil.stripHexPrefix(WWUtil.encodeColorABGR(fillColor)));
xmlWriter.writeEndElement();
xmlWriter.writeStartElement("colorMode");
xmlWriter.writeCharacters("normal");
xmlWriter.writeEndElement();
}
xmlWriter.writeStartElement("fill");
xmlWriter.writeCharacters(kmlBoolean(isDrawInterior()));
xmlWriter.writeEndElement();
xmlWriter.writeStartElement("outline");
xmlWriter.writeCharacters(kmlBoolean(isDrawOutline()));
xmlWriter.writeEndElement();
xmlWriter.writeEndElement(); // PolyStyle
xmlWriter.writeEndElement(); // Style
xmlWriter.flush();
if (closeWriterWhenFinished) xmlWriter.close();
}