Java Code Examples for com.mongodb.client.MongoCollection.listIndexes()

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Example 1
Project: nifi-nars   File:   View Source Code Vote up 5 votes
public static Set<String> getIndexNames(MongoCollection<Document> collection) {
    ListIndexesIterable<Document> currentIndexes = collection.listIndexes();
    MongoCursor<Document> cursor = currentIndexes.iterator();
    Set<String> indexNames = new HashSet<>();
    while (cursor.hasNext()) {
        Object next =;
        String name = ((Document) next).get("name").toString();
    return indexNames;