Uses of Class
com.mongodb.ReadPreference

Packages that use ReadPreference

Package	Description
com.mongodb	Main package with core files.

Uses of ReadPreference in com.mongodb

Subclasses of ReadPreference in com.mongodb

Modifier and Type	Class and Description
static class	ReadPreference.TaggedReadPreference Deprecated. As of release 2.9, replaced by ReadPreference.secondaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)
class	TaggableReadPreference Abstract base class for all preference which can be combined with tags

Fields in com.mongodb declared as ReadPreference

Modifier and Type	Field and Description
static ReadPreference	ReadPreference.PRIMARY Deprecated. As of release 2.9.0, replaced by ReadPreference.primary()
ReadPreference	MongoOptions.readPreference Deprecated. Specifies the read preference.
static ReadPreference	ReadPreference.SECONDARY Deprecated. As of release 2.9.0, replaced by ReadPreference.secondaryPreferred()

Methods in com.mongodb that return ReadPreference

Modifier and Type	Method and Description
ReadPreference	ParallelScanOptions.getReadPreference() Gets the read preference to use.
ReadPreference	MongoOptions.getReadPreference() Deprecated.
ReadPreference	MongoClientOptions.getReadPreference() The read preference to use for queries, map-reduce, aggregation, and count.
ReadPreference	Mongo.getReadPreference() Gets the default read preference
ReadPreference	MapReduceCommand.getReadPreference() Gets the read preference
ReadPreference	DBCursor.getReadPreference() Gets the default read preference
ReadPreference	DBCollection.getReadPreference() Gets the ReadPreference.
ReadPreference	DB.getReadPreference() Gets the read preference for this database.
static ReadPreference	ReadPreference.nearest()
static ReadPreference	ReadPreference.primary()
static ReadPreference	ReadPreference.primaryPreferred()
static ReadPreference	ReadPreference.secondary()
static ReadPreference	ReadPreference.secondaryPreferred()
static ReadPreference	ReadPreference.valueOf(String name)
static ReadPreference	ReadPreference.withTags(DBObject tags) Deprecated. As of release 2.9.0, replaced by ReadPreference.secondaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)
static ReadPreference	ReadPreference.withTags(Map<String,String> tags) Deprecated. As of release 2.9.0, replaced by ReadPreference.secondaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)

Methods in com.mongodb with parameters of type ReadPreference

Modifier and Type	Method and Description
abstract Cursor	DBCollection.aggregate(List<DBObject> pipeline, AggregationOptions options, ReadPreference readPreference) Method implements aggregation framework.
AggregationOutput	DBCollection.aggregate(List<DBObject> pipeline, ReadPreference readPreference) Method implements aggregation framework.
com.mongodb.Response	DBTCPConnector.call(DB db, DBCollection coll, com.mongodb.OutMessage m, ServerAddress hostNeeded, int retries, ReadPreference readPref, DBDecoder decoder) Deprecated.
com.mongodb.Response	DBConnector.call(DB db, DBCollection coll, com.mongodb.OutMessage m, ServerAddress hostNeeded, int retries, ReadPreference readPref, DBDecoder decoder) Deprecated. does a read operation on the database
CommandResult	DB.command(DBObject cmd, int options, ReadPreference readPreference) Deprecated. Use DB.command(DBObject, ReadPreference) instead. This method will be removed in 3.0.
CommandResult	DB.command(DBObject cmd, int options, ReadPreference readPreference, DBEncoder encoder) Deprecated. Use DB.command(DBObject, ReadPreference, DBEncoder) instead. This method will be removed in 3.0.
CommandResult	DB.command(DBObject cmd, ReadPreference readPreference) Executes the command against the database with the given read preference.
CommandResult	DB.command(DBObject cmd, ReadPreference readPreference, DBEncoder encoder) Executes a database command with the selected readPreference, and encodes the command using the given encoder.
CommandResult	DB.command(String cmd, ReadPreference readPreference) Executes a database command.
long	DBCollection.count(DBObject query, ReadPreference readPrefs) Get the count of documents in collection that would match a criteria.
List	DBCollection.distinct(String key, DBObject query, ReadPreference readPrefs) Find the distinct values for a specified field across a collection and returns the results in an array.
List	DBCollection.distinct(String key, ReadPreference readPrefs) Find the distinct values for a specified field across a collection and returns the results in an array.
DBObject	DBCollection.findOne(DBObject o, DBObject fields, DBObject orderBy, ReadPreference readPref) Get a single document from collection.
DBObject	DBCollection.findOne(DBObject o, DBObject fields, ReadPreference readPref) Get a single document from collection.
long	DBCollection.getCount(DBObject query, DBObject fields, long limit, long skip, ReadPreference readPrefs) Get the count of documents in collection that would match a criteria.
long	DBCollection.getCount(DBObject query, DBObject fields, ReadPreference readPrefs) Get the count of documents in collection that would match a criteria.
long	DBCollection.getCount(ReadPreference readPrefs) Get the count of documents in a collection.
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce, String finalize, ReadPreference readPrefs) Group documents in a collection by the specified key and performs simple aggregation functions such as computing counts and sums.
DBObject	DBCollection.group(GroupCommand cmd, ReadPreference readPrefs) Group documents in a collection by the specified key and performs simple aggregation functions such as computing counts and sums.
MapReduceOutput	DBCollection.mapReduce(String map, String reduce, String outputTarget, MapReduceCommand.OutputType outputType, DBObject query, ReadPreference readPrefs) Allows you to run map-reduce aggregation operations over a collection and saves to a named collection.
ParallelScanOptions.Builder	ParallelScanOptions.Builder.readPreference(ReadPreference readPreference) The read preference to use.
MongoClientOptions.Builder	MongoClientOptions.Builder.readPreference(ReadPreference readPreference) Sets the read preference.
void	MongoOptions.setReadPreference(ReadPreference readPreference) Deprecated.
void	Mongo.setReadPreference(ReadPreference preference) Sets the read preference for this database.
void	MapReduceCommand.setReadPreference(ReadPreference preference) Sets the read preference for this command.
DBCursor	DBCursor.setReadPreference(ReadPreference preference) Sets the read preference for this cursor.
void	DBCollection.setReadPreference(ReadPreference preference) Sets the read preference for this collection.
void	DB.setReadPreference(ReadPreference preference) Sets the read preference for this database.

Constructors in com.mongodb with parameters of type ReadPreference

Constructor and Description
DBCursor(DBCollection collection, DBObject q, DBObject k, ReadPreference preference) Initializes a new database cursor