Package org.datanucleus.jdo.connector

Class ManagedConnectionFactoryImpl

java.lang.Object

org.datanucleus.jdo.connector.ManagedConnectionFactoryImpl

All Implemented Interfaces:

Serializable, javax.resource.spi.ManagedConnectionFactory

public class ManagedConnectionFactoryImpl
extends Object
implements javax.resource.spi.ManagedConnectionFactory

Implementation of the JCA adapter for use in J2EE environments. Provides an implementation of the methods for ManagedConnectionFactory as well as setters/getters for properties required in the J2EE environment.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
ManagedConnectionFactoryImpl()

Method Summary

Modifier and Type	Method	Description
Object	createConnectionFactory()	Creator for the connection factory
Object	createConnectionFactory(javax.resource.spi.ConnectionManager cm)	Creator for the connection factory.
javax.resource.spi.ManagedConnection	createManagedConnection(Subject subject, javax.resource.spi.ConnectionRequestInfo cri)	Creator for a managed connection.
boolean	equals(Object other)	Equality operator.
protected void	freezeConfiguration()	Freezes the current configuration.
PrintWriter	getLogWriter()	Accessor for the Log writer
org.datanucleus.api.jdo.JDOPersistenceManagerFactory	getPersistenceManagerFactory()
int	hashCode()
javax.resource.spi.ManagedConnection	matchManagedConnections(Set mcs, Subject subject, javax.resource.spi.ConnectionRequestInfo cri)	Method to match managed connections.
void	setLogWriter(PrintWriter writer)	Mutator for the Log Writer
void	setPersistenceUnitName(String name)	Mutator for the name of the persistence unit.
void	setPersistenceXmlFilename(String name)	Mutator for the filename of the persistence.xml file.
void	setPrimaryClassLoader(String name)	Setter for the primaryClassLoader

Methods inherited from class java.lang.Object

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

Constructor Detail

ManagedConnectionFactoryImpl

public ManagedConnectionFactoryImpl()

Method Detail

freezeConfiguration

protected void freezeConfiguration()

Freezes the current configuration. Executed only once

Throws:

org.datanucleus.exceptions.NucleusException - if the configuration was invalid or inconsistent in some way

setPersistenceUnitName

public void setPersistenceUnitName(String name)

Mutator for the name of the persistence unit.

Parameters:

name - Name of the persistence unit

setPersistenceXmlFilename

public void setPersistenceXmlFilename(String name)

Mutator for the filename of the persistence.xml file. This is for the case where an application has placed the persistence.xml somewhere else maybe outside the CLASSPATH.

Parameters:

name - Filename of the persistence unit

setPrimaryClassLoader

public void setPrimaryClassLoader(String name)

Setter for the primaryClassLoader

Parameters:

name - Name of the class to use to set the primary class loader. Otherwise uses this class

getPersistenceManagerFactory

public org.datanucleus.api.jdo.JDOPersistenceManagerFactory getPersistenceManagerFactory()

equals

public boolean equals(Object other)

Equality operator.

Specified by:

equals in interface javax.resource.spi.ManagedConnectionFactory

Overrides:

equals in class Object

Parameters:

other - The object to compare with

Returns:

Whether the objects are equal

hashCode

public int hashCode()

Specified by:

hashCode in interface javax.resource.spi.ManagedConnectionFactory

Overrides:

hashCode in class Object

createConnectionFactory

public Object createConnectionFactory()
                               throws javax.resource.ResourceException

Creator for the connection factory

Specified by:

createConnectionFactory in interface javax.resource.spi.ManagedConnectionFactory

Returns:

The connection factory

Throws:

javax.resource.ResourceException - Thrown if an error occurs

createConnectionFactory

public Object createConnectionFactory(javax.resource.spi.ConnectionManager cm)
                               throws javax.resource.ResourceException

Creator for the connection factory.

Specified by:

createConnectionFactory in interface javax.resource.spi.ManagedConnectionFactory

Parameters:

cm - ConnectionManager

Returns:

The connection factory.

Throws:

javax.resource.ResourceException - Thrown if an error occurs

createManagedConnection

public javax.resource.spi.ManagedConnection createManagedConnection(Subject subject,
                                                                    javax.resource.spi.ConnectionRequestInfo cri)
                                                             throws javax.resource.ResourceException

Creator for a managed connection.

Specified by:

createManagedConnection in interface javax.resource.spi.ManagedConnectionFactory

Parameters:

subject - The subject (what ?)

cri - Connection request info.

Returns:

The managed connection.

Throws:

javax.resource.ResourceException - Thrown if an error occurs

matchManagedConnections

public javax.resource.spi.ManagedConnection matchManagedConnections(Set mcs,
                                                                    Subject subject,
                                                                    javax.resource.spi.ConnectionRequestInfo cri)
                                                             throws javax.resource.ResourceException

Method to match managed connections. The application server invokes it when the user asks for a PersistenceManager In application servers such as WebLogic 9.x, 10.x, you can use the setting match-connections-supported=true to return the same ManagedConnection instance if the user asks multiple times for a PersistenceManager (PMF.getPersistenceManager()) inside a single transaction. For JBoss 4.x the setting is track-connection-by-tx.

Specified by:

matchManagedConnections in interface javax.resource.spi.ManagedConnectionFactory

Parameters:

mcs - managed connections

subject - The subject

cri - request info

Returns:

The managed connection that matches

Throws:

javax.resource.ResourceException - Thrown if an error occurs

getLogWriter

public PrintWriter getLogWriter()
                         throws javax.resource.ResourceException

Accessor for the Log writer

Specified by:

getLogWriter in interface javax.resource.spi.ManagedConnectionFactory

Returns:

The Log Writer

Throws:

javax.resource.ResourceException - Thrown if an error occurs.

setLogWriter

public void setLogWriter(PrintWriter writer)
                  throws javax.resource.ResourceException

Mutator for the Log Writer

Specified by:

setLogWriter in interface javax.resource.spi.ManagedConnectionFactory

Parameters:

writer - The log writer

Throws:

javax.resource.ResourceException - Thrown if an error occurs