<BUG>protected final String username;protected final char[] password;protected final WriteConcern writeConcert;</BUG><CONTEXT>protected static final String FIELD_STRATEGY = "strategy";protected static final String FIELD_PARAMS = "params";protected final MongoClient mongoClient;protected final String dbname;protected final String collection;<extra_id_0>private MongoStateRepository(Builder builder) {</CONTEXT>
protected final WriteConcern writeConcern;