private void remove(Class entity, Serializable id) {
log.trace("remove from Lucene index: " + entity + "#" + id);
DocumentBuilder builder = workspace.getDocumentBuilder(entity);
Term term = builder.getTerm(id);
IndexReader reader = workspace.getIndexReader(entity);
TermDocs termDocs = null;
try {
// TODO is there a faster way?
// TODO include TermDocs into the workspace?
termDocs = reader.termDocs(term);
String entityName = entity.getName();
while (termDocs.next()) {
int docIndex = termDocs.doc();
if (entityName.equals(reader.document(docIndex).get(DocumentBuilder.CLASS_FIELDNAME))) {
// remove only the one of the right class
// loop all to remove all the matches (defensive code)
reader.deleteDocument(docIndex);
}
}
} catch (Exception e) {
throw new HibernateException("Unable to remove from Lucene index: " + entity + "#" + id, e);
} finally {
if (termDocs != null)
try {
termDocs.close();
} catch (IOException e) {
log.warn("Unable to close termDocs properly", e);
}
}
}
private void add(Class entity, Serializable id, Document document) {
if (log.isTraceEnabled())
log.trace("add to Lucene index: " + entity + "#" + id + ": " + document);
IndexWriter writer = workspace.getIndexWriter(entity);
try {
writer.addDocument(document);
} catch (IOException e) {
throw new HibernateException("Unable to add to Lucene index: " + entity + "#" + id, e);
}
}
