org.datanucleus.store.rdbms
Class ConnectionFactoryImpl

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

All Implemented Interfaces:

org.datanucleus.store.connection.ConnectionFactory

public class ConnectionFactoryImpl
extends org.datanucleus.store.connection.AbstractConnectionFactory

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 class org.datanucleus.store.connection.AbstractConnectionFactory

options, resourceType, storeMgr

Fields inherited from interface org.datanucleus.store.connection.ConnectionFactory

DATANUCLEUS_CONNECTION_RESOURCE_TYPE, DATANUCLEUS_CONNECTION2_RESOURCE_TYPE, RESOURCE_TYPE_OPTION

Constructor Summary

ConnectionFactoryImpl(org.datanucleus.store.StoreManager storeMgr, String resourceType)
Constructor.

Method Summary

protected boolean	bonecpPresent(org.datanucleus.ClassLoaderResolver clr)
protected boolean	c3p0Present(org.datanucleus.ClassLoaderResolver clr)
protected String	calculatePoolingType(String requiredPoolingType) Method to set the connection pooling type (if any).
org.datanucleus.store.connection.ManagedConnection	createManagedConnection(Object poolKey, Map transactionOptions) Method to create a new ManagedConnection.
protected boolean	dbcpPresent(org.datanucleus.ClassLoaderResolver clr)
String	getPoolingType() Accessor for the pooling type (if any).
protected boolean	proxoolPresent(org.datanucleus.ClassLoaderResolver clr)

Methods inherited from class org.datanucleus.store.connection.AbstractConnectionFactory

close, getConnection, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, 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.store.StoreManager storeMgr,
                             String resourceType)

Constructor.

Parameters:

storeMgr - The context

resourceType - either tx or nontx

Method Detail

createManagedConnection

public org.datanucleus.store.connection.ManagedConnection createManagedConnection(Object poolKey,
                                                                                  Map transactionOptions)

Method to create a new ManagedConnection.

Parameters:

poolKey - the object that is bound the connection during its lifecycle (if any)

transactionOptions - Transaction options

Returns:

The ManagedConnection

getPoolingType

public String getPoolingType()

Accessor for the pooling type (if any).

Returns:

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

calculatePoolingType

protected String calculatePoolingType(String requiredPoolingType)

Method to set the connection pooling type (if any). Tries to use any user-provided value if possible, otherwise will fallback to something available in the CLASSPATH (if any), else use the builtin DBCP.

Parameters:

requiredPoolingType - Pooling type requested by the user

Returns:

Pooling type to use (name of a pool type)

dbcpPresent

protected boolean dbcpPresent(org.datanucleus.ClassLoaderResolver clr)

c3p0Present

protected boolean c3p0Present(org.datanucleus.ClassLoaderResolver clr)

proxoolPresent

protected boolean proxoolPresent(org.datanucleus.ClassLoaderResolver clr)

bonecpPresent

protected boolean bonecpPresent(org.datanucleus.ClassLoaderResolver clr)