void save(IGanttProject project, TransformerHandler handler) throws SAXException, IOException {
AttributesImpl attrs = new AttributesImpl();
if (project.getTaskManager().isZeroMilestones() != null) {
addAttribute("empty-milestones", project.getTaskManager().isZeroMilestones(), attrs);
}
startElement("tasks", attrs, handler);
startElement("taskproperties", handler);
writeTaskProperties(handler, project.getTaskCustomColumnManager());
endElement("taskproperties", handler);
Task rootTask = project.getTaskManager().getTaskHierarchy().getRootTask();
Task[] tasks = project.getTaskManager().getTaskHierarchy().getNestedTasks(rootTask);
for (int i = 0; i < tasks.length; i++) {
writeTask(handler, (GanttTask) tasks[i], project.getTaskCustomColumnManager());
}
endElement("tasks", handler);
}
private void updateHolidays(List<GanttCalendar> holidays) {
myProject.getActiveCalendar().clearPublicHolidays();
for (GanttCalendar holiday : holidays) {
myProject.getActiveCalendar().setPublicHoliDayType(holiday.getTime());
}
}