/**
* Destroy and rebuild index.
*
* @param fileList
*/
public void rebuildIndex(final List<Document> documentList, final List<File> fileList) {
LuceneUtil.handle(
new LuceneRunnable() {
@Override
public void run(IndexWriter indexWriter) throws Exception {
// Empty index
indexWriter.deleteAll();
// Add all documents
Map<String, Document> documentMap = new HashMap<>();
for (Document document : documentList) {
org.apache.lucene.document.Document luceneDocument =
getDocumentFromDocument(document);
indexWriter.addDocument(luceneDocument);
documentMap.put(document.getId(), document);
}
// Add all files
for (File file : fileList) {
org.apache.lucene.document.Document luceneDocument =
getDocumentFromFile(file, documentMap.get(file.getDocumentId()));
indexWriter.addDocument(luceneDocument);
}
}
});
}
/**
* Delete document from the index.
*
* @param id Document ID to delete
*/
public void deleteDocument(final String id) {
LuceneUtil.handle(
new LuceneRunnable() {
@Override
public void run(IndexWriter indexWriter) throws Exception {
indexWriter.deleteDocuments(new Term("id", id));
}
});
}
/**
* Add document to the index.
*
* @param document Document to add
*/
public void createDocument(final Document document) {
LuceneUtil.handle(
new LuceneRunnable() {
@Override
public void run(IndexWriter indexWriter) throws Exception {
org.apache.lucene.document.Document luceneDocument = getDocumentFromDocument(document);
indexWriter.addDocument(luceneDocument);
}
});
}
/**
* Update document index.
*
* @param document Updated document
*/
public void updateDocument(final Document document) {
LuceneUtil.handle(
new LuceneRunnable() {
@Override
public void run(IndexWriter indexWriter) throws Exception {
org.apache.lucene.document.Document luceneDocument = getDocumentFromDocument(document);
indexWriter.updateDocument(new Term("id", document.getId()), luceneDocument);
}
});
}
