private void write0(Object data)
throws NoSuchMethodException, InvocationTargetException, InstantiationException,
IllegalAccessException, SecurityException {
// simple strategy:
// nil:
if (data == null) {
this.driver.startElement(DTD.ELEMENT_NIL);
this.driver.endElement();
return;
}
// non-nil:
final Class cls = data.getClass();
SimpleStrategy ss = this.simpleStrategies.lookup(cls);
if (ss != null) {
this.driver.startElement(ss.name());
this.driver.writeValue(ss.marshal(data, this.context));
this.driver.endElement();
return;
}
// composite strategy:
// check if data was already visited in the object graph:
final Integer idRef = this.encoded.get(data);
if (idRef != null) {
// write object idref for already-visited data:
this.driver.startElement(DTD.ELEMENT_OBJECT);
this.driver.setAttribute(DTD.ATTRIBUTE_IDREF, idRef.toString());
this.driver.endElement();
} else {
// mark data as visited:
final int nextUniqueId = this.encoded.size() + 1;
this.encoded.put(data, nextUniqueId);
this.driver.setOneTimeUniqueIdTo(String.valueOf(nextUniqueId));
// visit data:
final CompositeStrategy cs = this.compositeStrategies.lookup(cls);
if (cs != null) {
cs.marshal(data, this.driver, this.context);
} else if (cls.isArray()) {
this.writeArray(data);
} else {
this.writeObject(data);
}
}
}
