@Override
public boolean add(Document o) {
if (o == null) return false;
Document doc = o;
// make it accept only docs from its own datastore
if (doc.getDataStore() != null && !this.dataStore.equals(doc.getDataStore())) {
Err.prln("Error: Persistent corpus can only accept documents " + "from its own datastore!");
return false;
} // if
// add the document with its index in the docDataList
// in this case, since it's going to be added to the end
// the index will be the size of the docDataList before
// the addition
DocumentData docData =
new DocumentData(doc.getName(), doc.getLRPersistenceId(), doc.getClass().getName());
boolean result = docDataList.add(docData);
documents.add(doc);
documentAdded(doc);
fireDocumentAdded(
new CorpusEvent(
SerialCorpusImpl.this,
doc,
docDataList.size() - 1,
doc.getLRPersistenceId(),
CorpusEvent.DOCUMENT_ADDED));
return result;
}
@Override
public void resourceUnloaded(CreoleEvent e) {
Resource res = e.getResource();
if (res instanceof Document) {
Document doc = (Document) res;
if (DEBUG) Out.prln("resource Unloaded called ");
// remove from the corpus too, if a transient one
if (doc.getDataStore() != this.getDataStore()) {
this.remove(doc);
} else {
// unload all occurences
int index = indexOf(res);
if (index < 0) return;
documents.set(index, null);
if (DEBUG) Out.prln("corpus: document " + index + " unloaded and set to null");
} // if
}
}