@Override
public void modifyIndex(final IndexWriter writer, final IndexSearcher searcher)
throws ModifyKnowledgeBaseException {
for (final Map.Entry<String, HashMap<String, String>> entry : this.attributes.entrySet()) {
final String key = entry.getKey();
final HashMap<String, String> hash = entry.getValue();
final QueryParser qp = new QueryParser(this.docPrimaryKey, new DoserIDAnalyzer());
try {
final TopDocs top = searcher.search(qp.parse(QueryParserBase.escape(key)), 1);
final ScoreDoc[] scores = top.scoreDocs;
if (scores.length > 0) {
final Document doc = new Document();
final Document currentDoc = searcher.getIndexReader().document(scores[0].doc);
// BugFix create new Document und copy Fields.
final List<IndexableField> fields = currentDoc.getFields();
for (final IndexableField field : fields) {
if (field.stringValue() != null) {
if (field.name().equalsIgnoreCase(docPrimaryKey)) {
doc.add(new StringField(field.name(), field.stringValue(), Field.Store.YES));
} else {
doc.add(new TextField(field.name(), field.stringValue(), Field.Store.YES));
}
}
}
final List<Document> docListToAdd = new LinkedList<Document>();
docListToAdd.add(doc);
for (final Map.Entry<String, String> subentry : hash.entrySet()) {
final IndexableField field = doc.getField(subentry.getKey());
if (field == null) {
throw new ModifyKnowledgeBaseException("UpdateField no found", null);
}
if (this.action.equals(KBModifications.OVERRIDEFIELD)) {
doc.removeFields(subentry.getKey());
String[] newentries = generateSeperatedFieldStrings(subentry.getValue());
for (int i = 0; i < newentries.length; i++) {
doc.add(new TextField(subentry.getKey(), newentries[i], Field.Store.YES));
}
} else if (this.action.equals(KBModifications.UPDATERELATEDLABELS)) {
doc.removeFields(subentry.getKey());
doc.add(updateOccurrences(subentry.getValue(), field, "surroundinglabels"));
} else if (this.action.equals(KBModifications.UPDATEOCCURRENCES)) {
doc.removeFields(subentry.getKey());
IndexableField f = updateOccurrences(subentry.getValue(), field, "occurrences");
doc.add(f);
}
}
writer.updateDocuments(new Term(this.docPrimaryKey, key), docListToAdd);
} else {
throw new ModifyKnowledgeBaseException("Document not found", null);
}
} catch (final IOException e) {
throw new ModifyKnowledgeBaseException("IOException in IndexSearcher", e);
} catch (ParseException e) {
throw new ModifyKnowledgeBaseException("Queryparser Exception", e);
}
}
}
private static boolean update(Index index, VersionValue versionValue, IndexWriter indexWriter)
throws IOException {
boolean created;
if (versionValue != null) {
created = versionValue.delete(); // we have a delete which is not GC'ed...
} else {
created = false;
}
if (index.docs().size() > 1) {
indexWriter.updateDocuments(index.uid(), index.docs());
} else {
indexWriter.updateDocument(index.uid(), index.docs().get(0));
}
return created;
}
public void updateDocuments(Term term, List<Document> documents, String collectionName) {
IndexWriter indexWriter = indexWriterManager.getIndexWriter(collectionName);
try {
logger.info("collectionName : {}", collectionName);
logger.info("update indexing start................{}, size : {}", term, documents.size());
indexWriter.updateDocuments(term, documents);
logger.info("end");
} catch (IOException e) {
logger.error("error : ", e);
throw new RuntimeException("색인 중 에러가 발생하였습니다. [" + e.getMessage() + "]");
}
}
/**
* Updates a document.
*
* @see IndexWriter#updateDocument(Term, org.apache.lucene.index.IndexDocument)
*/
public <T extends IndexableField> void updateDocument(Term t, final IndexDocument doc)
throws IOException {
if (r.nextInt(5) == 3) {
w.updateDocuments(
t,
new Iterable<IndexDocument>() {
@Override
public Iterator<IndexDocument> iterator() {
return new Iterator<IndexDocument>() {
boolean done;
@Override
public boolean hasNext() {
return !done;
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
@Override
public IndexDocument next() {
if (done) {
throw new IllegalStateException();
}
done = true;
return doc;
}
};
}
});
} else {
w.updateDocument(t, doc);
}
maybeCommit();
}
public void updateDocuments(Term delTerm, Iterable<? extends IndexDocument> docs)
throws IOException {
w.updateDocuments(delTerm, docs);
maybeCommit();
}