org.datanucleus.store.rdbms
Class ConnectionFactoryImpl

java.lang.Object
  org.datanucleus.store.rdbms.ConnectionFactoryImpl

All Implemented Interfaces:

org.datanucleus.ConnectionFactory

public class ConnectionFactoryImpl
extends java.lang.Object
implements org.datanucleus.ConnectionFactory

ConnectionFactory for RDBMS datastores. Each instance is a factory of Transactional connection or NonTransactional connection.

Field Summary

protected static org.datanucleus.util.Localiser

LOCALISER_RDBMS Localiser for messages.

Fields inherited from interface org.datanucleus.ConnectionFactory

DATANUCLEUS_CONNECTION_RESOURCE_TYPE, DATANUCLEUS_CONNECTION2_RESOURCE_TYPE, RESOURCE_TYPE_OPTION

Constructor Summary

ConnectionFactoryImpl(org.datanucleus.OMFContext omfContext, java.lang.String resourceType)
Constructor.

Method Summary

org.datanucleus.ManagedConnection	createManagedConnection(org.datanucleus.ObjectManager om, java.util.Map transactionOptions) Method to create a new ManagedConnection.
org.datanucleus.ManagedConnection	getConnection(org.datanucleus.ObjectManager om, java.util.Map options) Method to return a connection (either already existing from cache, or newly allocated) enlisting it in any transaction.
java.lang.String	getPoolingType() Accessor for the pooling type (if any).

Methods inherited from class java.lang.Object

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

Field Detail

LOCALISER_RDBMS

protected static final org.datanucleus.util.Localiser LOCALISER_RDBMS

Localiser for messages.

Constructor Detail

ConnectionFactoryImpl

public ConnectionFactoryImpl(org.datanucleus.OMFContext omfContext,
                             java.lang.String resourceType)

Constructor.

Parameters:

omfContext - The OMF context

resourceType - either tx or nontx

Method Detail

getPoolingType

public java.lang.String getPoolingType()

Accessor for the pooling type (if any). If set to a value will use that, otherwise (if unset) will check if any supported pooling capabilities are present and available. Currently checks DBCP, C3P0, Proxool.

Returns:

Pooling type to use (name of a pool type, or "default")

getConnection

public org.datanucleus.ManagedConnection getConnection(org.datanucleus.ObjectManager om,
                                                       java.util.Map options)

Method to return a connection (either already existing from cache, or newly allocated) enlisting it in any transaction.

Specified by:

getConnection in interface org.datanucleus.ConnectionFactory

Parameters:

om - The ObjectManager (or null)

options - Options for when creating the connection

Returns:

The ManagedConnection

createManagedConnection

public org.datanucleus.ManagedConnection createManagedConnection(org.datanucleus.ObjectManager om,
                                                                 java.util.Map transactionOptions)

Method to create a new ManagedConnection.

Specified by:

createManagedConnection in interface org.datanucleus.ConnectionFactory

Parameters:

om - ObjectManager (if any)

transactionOptions - Transaction options

Returns:

The ManagedConnection