Uses of Interface
com.mongodb.DBObject

Packages that use DBObject

Package	Description
com.mongodb	Main package with core files.
com.mongodb.gridfs	GridFS tools.
org.bson	Contains the base BSON classes and Encoder/Decoder.

Uses of DBObject in com.mongodb

Classes in com.mongodb that implement DBObject

Modifier and Type	Class and Description
class	BasicDBList a basic implementation of bson list that is mongo specific
class	BasicDBObject a basic implementation of bson object that is mongo specific.
class	CommandResult A simple wrapper for the result of getLastError() calls and other commands
class	LazyDBObject
class	LazyWriteableDBObject
class	RawDBObject This object wraps the binary object format ("BSON") used for the transport of serialized objects to / from the Mongo database.
class	ReflectionDBObject This class enables to map simple Class fields to a BSON object fields

Fields in com.mongodb declared as DBObject

Modifier and Type	Field and Description
protected DBObject	AggregationOutput._cmd

Fields in com.mongodb with type parameters of type DBObject

Modifier and Type	Field and Description
protected List<DBObject>	DBCollection._hintFields
protected Iterable<DBObject>	AggregationOutput._resultSet

Methods in com.mongodb that return DBObject

Modifier and Type	Method and Description
protected DBObject	DBCollection._checkObject(DBObject o, boolean canBeNull, boolean query)
DBObject	DBCursor.curr() Returns the element the cursor is at.
DBObject	DefaultDBDecoder.decode(byte[] b, DBCollection collection)
DBObject	LazyDBDecoder.decode(byte[] b, DBCollection collection)
DBObject	DBDecoder.decode(byte[] b, DBCollection collection)
DBObject	DefaultDBDecoder.decode(InputStream in, DBCollection collection)
DBObject	LazyDBDecoder.decode(InputStream in, DBCollection collection)
DBObject	DBDecoder.decode(InputStream in, DBCollection collection)
DBObject	DBCursor.explain() Returns an object containing basic information about the execution of the query that created this cursor This creates a DBObject with the key/value pairs: "cursor" : cursor type "nScanned" : number of records examined by the database for this query "n" : the number of records that the database returned "millis" : how long it took the database to execute the query
DBObject	DBRefBase.fetch() fetches the object referenced from the database
static DBObject	DBRef.fetch(DB db, DBObject ref) fetches a referenced object from the database
DBObject	DBCollection.findAndModify(DBObject query, DBObject update) calls DBCollection.findAndModify(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, boolean, com.mongodb.DBObject, boolean, boolean) with fields=null, sort=null, remove=false, returnNew=false, upsert=false
DBObject	DBCollection.findAndModify(DBObject query, DBObject sort, DBObject update) calls DBCollection.findAndModify(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, boolean, com.mongodb.DBObject, boolean, boolean) with fields=null, remove=false, returnNew=false, upsert=false
DBObject	DBCollection.findAndModify(DBObject query, DBObject fields, DBObject sort, boolean remove, DBObject update, boolean returnNew, boolean upsert) Finds the first document in the query and updates it.
DBObject	DBCollection.findAndRemove(DBObject query) calls DBCollection.findAndModify(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, boolean, com.mongodb.DBObject, boolean, boolean) with fields=null, sort=null, remove=true, returnNew=false, upsert=false
DBObject	DBCollection.findOne() Returns a single object from this collection.
DBObject	DBCollection.findOne(DBObject o) Returns a single object from this collection matching the query.
DBObject	DBCollection.findOne(DBObject o, DBObject fields) Returns a single object from this collection matching the query.
DBObject	DBCollection.findOne(DBObject o, DBObject fields, DBObject orderBy) Returns a single obejct from this collection matching the query.
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.
DBObject	DBCollection.findOne(Object obj) Finds an object by its id.
DBObject	DBCollection.findOne(Object obj, DBObject fields) Finds an object by its id.
DBObject	QueryBuilder.get() Creates a DBObject query to be used for the driver's find operations
DBObject	BasicDBObjectBuilder.get() gets the base object
DBObject	MapReduceOutput.getCommand()
DBObject	AggregationOutput.getCommand() returns the original aggregation command
DBObject	MapReduceCommand.getExtraOptions()
DBObject	DBCursor.getKeysWanted() gets the fields to be returned
DBObject	DBCursor.getQuery() gets the query
DBObject	MapReduceCommand.getQuery() Gets the query to run for this MapReduce job
DBObject	MapReduceCommand.getSort() Gets the (optional) sort specification object
DBObject	ReadPreference.TaggedReadPreference.getTags() Deprecated.
DBObject	DBCollection.group(DBObject args) Deprecated. prefer the DBCollection.group(com.mongodb.GroupCommand) which is more standard Applies a group operation
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce) calls DBCollection.group(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, java.lang.String, java.lang.String) with finalize=null
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce, String finalize) Applies a group operation
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce, String finalize, ReadPreference readPrefs) Applies a group operation
DBObject	DBCollection.group(GroupCommand cmd) Applies a group operation
DBObject	DBCollection.group(GroupCommand cmd, ReadPreference readPrefs) Applies a group operation
DBObject	DBCursor.next() Returns the object the cursor is at and moves the cursor ahead by one.
DBObject	TaggableReadPreference.toDBObject()
abstract DBObject	ReadPreference.toDBObject()
DBObject	ReadPreference.TaggedReadPreference.toDBObject() Deprecated.
DBObject	MapReduceCommand.toDBObject()
DBObject	GroupCommand.toDBObject()
DBObject	Mongo.unlock() Unlocks the database, allowing the write operations to go through.

Methods in com.mongodb that return types with arguments of type DBObject

Modifier and Type	Method and Description
List<DBObject>	DBCollection.getIndexInfo() Return a list of the indexes for this collection.
List<DBObject>	TaggableReadPreference.getTagSets()
Iterator<DBObject>	DBCursor.iterator() creates a copy of this cursor object that can be iterated.
Iterable<DBObject>	MapReduceOutput.results() returns a cursor to the results of the operation
Iterable<DBObject>	AggregationOutput.results() returns an iterator to the results of the aggregation
List<DBObject>	DBCursor.toArray() Converts this cursor to an array.
List<DBObject>	DBCursor.toArray(int max) Converts this cursor to an array.

Methods in com.mongodb with parameters of type DBObject

Modifier and Type	Method and Description
protected DBObject	DBCollection._checkObject(DBObject o, boolean canBeNull, boolean query)
AggregationOutput	DBCollection.aggregate(DBObject firstOp, DBObject... additionalOps) performs an aggregation operation
AggregationOutput	DBCollection.aggregate(DBObject firstOp, DBObject... additionalOps) performs an aggregation operation
QueryBuilder	QueryBuilder.and(DBObject... ands) Equivalent to an $and operand
Object	DBCollection.apply(DBObject o) calls DBCollection.apply(com.mongodb.DBObject, boolean) with ensureID=true
Object	DBCollection.apply(DBObject jo, boolean ensureID) calls DBCollection.doapply(com.mongodb.DBObject), optionally adding an automatic _id field
CommandResult	DB.command(DBObject cmd) Executes a database command.
CommandResult	DB.command(DBObject cmd, DBEncoder encoder) Executes a database command.
CommandResult	DB.command(DBObject cmd, int options) Executes a database command.
CommandResult	DB.command(DBObject cmd, int options, DBEncoder encoder) Executes a database command.
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) returns the number of documents that match a query.
long	DBCollection.count(DBObject query, ReadPreference readPrefs) returns the number of documents that match a query.
DBCollection	DB.createCollection(String name, DBObject options) Creates a collection with a given name and options.
void	DBCollection.createIndex(DBObject keys) calls DBCollection.createIndex(com.mongodb.DBObject, com.mongodb.DBObject) with default index options
void	DBCollection.createIndex(DBObject keys, DBObject options) Forces creation of an index on a set of fields, if one does not already exist.
abstract void	DBCollection.createIndex(DBObject keys, DBObject options, DBEncoder encoder) Forces creation of an index on a set of fields, if one does not already exist.
List	DBCollection.distinct(String key, DBObject query) find distinct values for a key
List	DBCollection.distinct(String key, DBObject query, ReadPreference readPrefs) find distinct values for a key
protected abstract void	DBCollection.doapply(DBObject o) Adds any necessary fields to a given object before saving it to the collection.
void	DBCollection.dropIndex(DBObject keys) Drops an index from this collection
QueryBuilder	QueryBuilder.elemMatch(DBObject match) Equivalent to the $elemMatch operand
void	DBCollection.ensureIndex(DBObject keys) calls DBCollection.ensureIndex(com.mongodb.DBObject, com.mongodb.DBObject) with default options
void	DBCollection.ensureIndex(DBObject keys, DBObject optionsIN) Creates an index on a set of fields, if one does not already exist.
void	DBCollection.ensureIndex(DBObject keys, String name) calls DBCollection.ensureIndex(com.mongodb.DBObject, java.lang.String, boolean) with unique=false
void	DBCollection.ensureIndex(DBObject keys, String name, boolean unique) Ensures an index on this collection (that is, the index will be created if it does not exist).
static DBObject	DBRef.fetch(DB db, DBObject ref) fetches a referenced object from the database
DBCursor	DBCollection.find(DBObject ref) Queries for an object in this collection.
DBCursor	DBCollection.find(DBObject ref, DBObject keys) Queries for an object in this collection.
DBCursor	DBCollection.find(DBObject query, DBObject fields, int numToSkip, int batchSize) Deprecated.
DBCursor	DBCollection.find(DBObject query, DBObject fields, int numToSkip, int batchSize, int options) Deprecated.
DBObject	DBCollection.findAndModify(DBObject query, DBObject update) calls DBCollection.findAndModify(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, boolean, com.mongodb.DBObject, boolean, boolean) with fields=null, sort=null, remove=false, returnNew=false, upsert=false
DBObject	DBCollection.findAndModify(DBObject query, DBObject sort, DBObject update) calls DBCollection.findAndModify(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, boolean, com.mongodb.DBObject, boolean, boolean) with fields=null, remove=false, returnNew=false, upsert=false
DBObject	DBCollection.findAndModify(DBObject query, DBObject fields, DBObject sort, boolean remove, DBObject update, boolean returnNew, boolean upsert) Finds the first document in the query and updates it.
DBObject	DBCollection.findAndRemove(DBObject query) calls DBCollection.findAndModify(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, boolean, com.mongodb.DBObject, boolean, boolean) with fields=null, sort=null, remove=true, returnNew=false, upsert=false
DBObject	DBCollection.findOne(DBObject o) Returns a single object from this collection matching the query.
DBObject	DBCollection.findOne(DBObject o, DBObject fields) Returns a single object from this collection matching the query.
DBObject	DBCollection.findOne(DBObject o, DBObject fields, DBObject orderBy) Returns a single obejct from this collection matching the query.
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.
DBObject	DBCollection.findOne(Object obj, DBObject fields) Finds an object by its id.
static String	DBCollection.genIndexName(DBObject keys) Convenience method to generate an index name from the set of fields it is over.
long	DBCollection.getCount(DBObject query) calls DBCollection.getCount(com.mongodb.DBObject, com.mongodb.DBObject) with null fields.
long	DBCollection.getCount(DBObject query, DBObject fields) calls DBCollection.getCount(com.mongodb.DBObject, com.mongodb.DBObject, long, long) with limit=0 and skip=0
long	DBCollection.getCount(DBObject query, DBObject fields, long limit, long skip) calls DBCollection.getCount(com.mongodb.DBObject, com.mongodb.DBObject, long, long, com.mongodb.ReadPreference) with the DBCollection's ReadPreference
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
DBObject	DBCollection.group(DBObject args) Deprecated. prefer the DBCollection.group(com.mongodb.GroupCommand) which is more standard Applies a group operation
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce) calls DBCollection.group(com.mongodb.DBObject, com.mongodb.DBObject, com.mongodb.DBObject, java.lang.String, java.lang.String) with finalize=null
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce, String finalize) Applies a group operation
DBObject	DBCollection.group(DBObject key, DBObject cond, DBObject initial, String reduce, String finalize, ReadPreference readPrefs) Applies a group operation
DBCursor	DBCursor.hint(DBObject indexKeys) Informs the database of indexed fields of the collection in order to improve performance.
WriteResult	DBCollection.insert(DBObject... arr) Saves document(s) to the database.
WriteResult	DBCollection.insert(DBObject[] arr, WriteConcern concern) Saves document(s) to the database.
WriteResult	DBCollection.insert(DBObject[] arr, WriteConcern concern, DBEncoder encoder) Saves document(s) to the database.
WriteResult	DBCollection.insert(DBObject o, WriteConcern concern) Inserts a document into the database.
WriteResult	DBCollection.insert(WriteConcern concern, DBObject... arr) Saves document(s) to the database.
MapReduceOutput	DBCollection.mapReduce(DBObject command) performs a map reduce operation
MapReduceOutput	DBCollection.mapReduce(String map, String reduce, String outputTarget, DBObject query) performs a map reduce operation Runs the command in REPLACE output mode (saves to named collection)
MapReduceOutput	DBCollection.mapReduce(String map, String reduce, String outputTarget, MapReduceCommand.OutputType outputType, DBObject query) 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
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
static TaggableReadPreference	ReadPreference.nearest(DBObject firstTagSet, DBObject... remainingTagSets)
static TaggableReadPreference	ReadPreference.nearest(DBObject firstTagSet, DBObject... remainingTagSets)
QueryBuilder	QueryBuilder.or(DBObject... ors) Equivalent to an $or operand
static TaggableReadPreference	ReadPreference.primaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)
static TaggableReadPreference	ReadPreference.primaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)
WriteResult	DBCollection.remove(DBObject o) calls DBCollection.remove(com.mongodb.DBObject, com.mongodb.WriteConcern) with the default WriteConcern
WriteResult	DBCollection.remove(DBObject o, WriteConcern concern) Removes objects from the database collection.
abstract WriteResult	DBCollection.remove(DBObject o, WriteConcern concern, DBEncoder encoder) Removes objects from the database collection.
WriteResult	DBCollection.save(DBObject jo) calls DBCollection.save(com.mongodb.DBObject, com.mongodb.WriteConcern) with default WriteConcern
WriteResult	DBCollection.save(DBObject jo, WriteConcern concern) Saves an object to this collection (does insert or update based on the object _id).
static TaggableReadPreference	ReadPreference.secondary(DBObject firstTagSet, DBObject... remainingTagSets)
static TaggableReadPreference	ReadPreference.secondary(DBObject firstTagSet, DBObject... remainingTagSets)
static TaggableReadPreference	ReadPreference.secondaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)
static TaggableReadPreference	ReadPreference.secondaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)
void	MapReduceCommand.setSort(DBObject sort) Sets the (optional) sort specification object
DBCursor	DBCursor.sort(DBObject orderBy) Sorts this cursor's elements.
WriteResult	DBCollection.update(DBObject q, DBObject o) calls DBCollection.update(com.mongodb.DBObject, com.mongodb.DBObject, boolean, boolean) with upsert=false and multi=false
WriteResult	DBCollection.update(DBObject q, DBObject o, boolean upsert, boolean multi) calls DBCollection.update(com.mongodb.DBObject, com.mongodb.DBObject, boolean, boolean, com.mongodb.WriteConcern) with default WriteConcern.
WriteResult	DBCollection.update(DBObject q, DBObject o, boolean upsert, boolean multi, WriteConcern concern) Performs an update operation.
abstract WriteResult	DBCollection.update(DBObject q, DBObject o, boolean upsert, boolean multi, WriteConcern concern, DBEncoder encoder) Performs an update operation.
WriteResult	DBCollection.updateMulti(DBObject q, DBObject o) calls DBCollection.update(com.mongodb.DBObject, com.mongodb.DBObject, boolean, boolean) with upsert=false and multi=true
static TaggableReadPreference	ReadPreference.valueOf(String name, DBObject firstTagSet, DBObject... remainingTagSets)
static TaggableReadPreference	ReadPreference.valueOf(String name, DBObject firstTagSet, DBObject... remainingTagSets)
static ReadPreference	ReadPreference.withTags(DBObject tags) Deprecated. As of release 2.9.0, replaced by ReadPreference.secondaryPreferred(DBObject firstTagSet, DBObject... remainingTagSets)

Method parameters in com.mongodb with type arguments of type DBObject

Modifier and Type	Method and Description
WriteResult	DBCollection.insert(List<DBObject> list) Saves document(s) to the database.
WriteResult	DBCollection.insert(List<DBObject> list, WriteConcern concern) Saves document(s) to the database.
abstract WriteResult	DBCollection.insert(List<DBObject> list, WriteConcern concern, DBEncoder encoder) Saves document(s) to the database.
void	DBCollection.setHintFields(List<DBObject> lst) Set hint fields for this collection (to optimize queries).

Constructors in com.mongodb with parameters of type DBObject

Constructor and Description
AggregationOutput(DBObject cmd, CommandResult raw)
DBCursor(DBCollection collection, DBObject q, DBObject k, ReadPreference preference) Initializes a new database cursor
GroupCommand(DBCollection inputCollection, DBObject keys, DBObject condition, DBObject initial, String reduce, String finalize)
MapReduceCommand(DBCollection inputCollection, String map, String reduce, String outputCollection, MapReduceCommand.OutputType type, DBObject query) Represents the command for a map reduce operation Runs the command in REPLACE output type to a named collection
MapReduceOutput(DBCollection from, DBObject cmd, CommandResult raw)
ReadPreference.TaggedReadPreference(DBObject tags) Deprecated.

Uses of DBObject in com.mongodb.gridfs

Classes in com.mongodb.gridfs that implement DBObject

Modifier and Type	Class and Description
class	GridFSDBFile This class enables to retrieve a GridFS file metadata and content.
class	GridFSFile The abstract class representing a GridFS file
class	GridFSInputFile This class represents a GridFS file to be written to the database Operations include: - writing data obtained from an InputStream - getting an OutputStream to stream the data out

Methods in com.mongodb.gridfs that return DBObject

Modifier and Type	Method and Description
protected DBObject	GridFSInputFile.createChunk(Object id, int currentChunkNumber, byte[] writeBuffer)
DBObject	GridFSFile.getMetaData() Gets the file metadata

Methods in com.mongodb.gridfs with parameters of type DBObject

Modifier and Type	Method and Description
List<GridFSDBFile>	GridFS.find(DBObject query) finds a list of files matching the given query
List<GridFSDBFile>	GridFS.find(DBObject query, DBObject sort) finds a list of files matching the given query
List<GridFSDBFile>	GridFS.find(String filename, DBObject sort) finds a list of files matching the given filename
GridFSDBFile	GridFS.findOne(DBObject query) finds one file matching the given query
DBCursor	GridFS.getFileList(DBObject query) gets a filtered list of files stored in this gridfs, sorted by filename
DBCursor	GridFS.getFileList(DBObject query, DBObject sort) gets a filtered list of files stored in this gridfs, sorted by param sort
void	GridFS.remove(DBObject query) removes all files matching the given query
void	GridFSFile.setMetaData(DBObject metadata) Gets the file metadata

Uses of DBObject in org.bson

Classes in org.bson that implement DBObject

Modifier and Type	Class and Description
class	LazyDBList