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 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	DBCursor.getReadPreference() Gets the default read preference
ReadPreference	MapReduceCommand.getReadPreference() Gets the read preference
ReadPreference	MongoClientOptions.getReadPreference() The read preference to use for queries, map-reduce, aggregation, and count.
ReadPreference	DB.getReadPreference() Gets the default read preference
ReadPreference	Mongo.getReadPreference() Gets the default read preference
ReadPreference	MongoOptions.getReadPreference()
ReadPreference	DBCollection.getReadPreference() Gets the read preference
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
com.mongodb.Response	DBTCPConnector.call(DB db, DBCollection coll, com.mongodb.OutMessage m, ServerAddress hostNeeded, int retries, ReadPreference readPref, DBDecoder decoder)
com.mongodb.Response	DBConnector.call(DB db, DBCollection coll, com.mongodb.OutMessage m, ServerAddress hostNeeded, int retries, ReadPreference readPref, DBDecoder decoder) does a read operation on the database
CommandResult	DB.command(DBObject cmd, int options, ReadPreference readPrefs) Executes a database command.
CommandResult	DB.command(DBObject cmd, int options, ReadPreference readPrefs, DBEncoder encoder) Executes a database command.
long	DBCollection.count(DBObject query, ReadPreference readPrefs) returns the number of documents that match a query.
List	DBCollection.distinct(String key, DBObject query, ReadPreference readPrefs) find distinct values for a key
List	DBCollection.distinct(String key, ReadPreference readPrefs) find distinct values for a key
DBObject	DBCollection.findOne(DBObject o, DBObject fields, DBObject orderBy, ReadPreference readPref) Returns a single object from this collection matching the query.
DBObject	DBCollection.findOne(DBObject o, DBObject fields, ReadPreference readPref) Returns a single object from this collection matching the query.
long	DBCollection.getCount(DBObject query, DBObject fields, long limit, long skip, ReadPreference readPrefs) Returns the number of documents in the collection that match the specified query
long	DBCollection.getCount(DBObject query, DBObject fields, ReadPreference readPrefs) calls DBCollection.getCount(com.mongodb.DBObject, com.mongodb.DBObject, long, long, com.mongodb.ReadPreference) with limit=0 and skip=0
long	DBCollection.getCount(ReadPreference readPrefs) calls DBCollection.getCount(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.ReadPreference) with empty query and null fields.
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce, String finalize, ReadPreference readPrefs) Applies a group operation
DBObject	DBCollection.group(GroupCommand cmd, ReadPreference readPrefs) Applies a group operation
MapReduceOutput	DBCollection.mapReduce(String map, String reduce, String outputTarget, MapReduceCommand.OutputType outputType, DBObject query, ReadPreference readPrefs) performs a map reduce operation Specify an outputType to control job execution * INLINE - Return results inline * REPLACE - Replace the output collection with the job output * MERGE - Merge the job output with the existing contents of outputTarget * REDUCE - Reduce the job output with the existing contents of outputTarget
MongoClientOptions.Builder	MongoClientOptions.Builder.readPreference(ReadPreference readPreference) Sets the read preference.
DBCursor	DBCursor.setReadPreference(ReadPreference preference) Sets the read preference for this cursor.
void	MapReduceCommand.setReadPreference(ReadPreference preference) Sets the read preference for this command.
void	DB.setReadPreference(ReadPreference preference) Sets the read preference for this database.
void	Mongo.setReadPreference(ReadPreference preference) Sets the read preference for this database.
void	MongoOptions.setReadPreference(ReadPreference readPreference)
void	DBCollection.setReadPreference(ReadPreference preference) Sets the read preference for this collection.

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