com.mongodb

Class Mongo.Holder

java.lang.Object

com.mongodb.Mongo.Holder

Enclosing class:

Mongo

public static class Mongo.Holder
extends java.lang.Object

Mongo.Holder can be used as a static place to hold several instances of Mongo. Security is not enforced at this level, and needs to be done on the application side.

Field Summary

Fields

Modifier and Type	Field and Description
private static Mongo.Holder	_default
private java.util.concurrent.ConcurrentMap<java.lang.String,Mongo>	_mongos

Constructor Summary

Constructors

Constructor and Description
Holder()

Method Summary

Modifier and Type	Method and Description
Mongo	connect(MongoClientURI uri) Attempts to find an existing MongoClient instance matching that URI in the holder, and returns it if exists.
Mongo	connect(MongoURI uri) Deprecated. Please use connect(MongoClientURI) instead.
static Mongo.Holder	singleton()
private java.lang.String	toKey(MongoClientURI uri)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_default

private static Mongo.Holder _default

_mongos

private final java.util.concurrent.ConcurrentMap<java.lang.String,Mongo> _mongos

Constructor Detail

Holder

public Holder()

Method Detail

connect

@Deprecated
public Mongo connect(MongoURI uri)
                          throws java.net.UnknownHostException

Deprecated. Please use connect(MongoClientURI) instead.

Attempts to find an existing MongoClient instance matching that URI in the holder, and returns it if exists. Otherwise creates a new Mongo instance based on this URI and adds it to the holder.

Parameters:

uri - the Mongo URI

Returns:

the client

Throws:

MongoException

java.net.UnknownHostException

connect

public Mongo connect(MongoClientURI uri)
              throws java.net.UnknownHostException

Attempts to find an existing MongoClient instance matching that URI in the holder, and returns it if exists. Otherwise creates a new Mongo instance based on this URI and adds it to the holder.

Parameters:

uri - the Mongo URI

Returns:

the client

Throws:

MongoException

java.net.UnknownHostException

toKey

private java.lang.String toKey(MongoClientURI uri)

singleton

public static Mongo.Holder singleton()