org.datanucleus.store.cassandra

Class ConnectionFactoryImpl

java.lang.Object

org.datanucleus.store.connection.AbstractConnectionFactory

org.datanucleus.store.cassandra.ConnectionFactoryImpl

All Implemented Interfaces:

org.datanucleus.store.connection.ConnectionFactory

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

Connection factory for Cassandra datastores. Accepts a URL of the form

 cassandra:[host1:port[,host2[,host3]]]
 

Defaults to a server of "127.0.0.1" if no host/port specified. Defaults to a single Session per PMF/EMF, but can be overridden using "datanucleus.cassandra.sessionPerManager".

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	ConnectionFactoryImpl.ManagedConnectionImpl

Field Summary

Fields

Modifier and Type	Field and Description
static String	CASSANDRA_COMPRESSION
static String	CASSANDRA_CONNECTION_PER_MANAGER
static String	CASSANDRA_METRICS
static String	CASSANDRA_SOCKET_CONNECT_TIMEOUT_MILLIS
static String	CASSANDRA_SOCKET_READ_TIMEOUT_MILLIS
static String	CASSANDRA_SSL
protected static String	DEFAULT_IP_ADDR

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

RESOURCE_NAME_NONTX, RESOURCE_NAME_TX, resourceName, resourceType, storeMgr

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

DATANUCLEUS_CONNECTION_RESOURCE_TYPE, DATANUCLEUS_CONNECTION2_RESOURCE_TYPE

Constructor Summary

Constructors

Constructor and Description
ConnectionFactoryImpl(org.datanucleus.store.StoreManager storeMgr, String resourceType) Constructor for a factory.

Method Summary

Modifier and Type	Method and Description
void	close()
org.datanucleus.store.connection.ManagedConnection	createManagedConnection(org.datanucleus.ExecutionContext ec, Map options) Obtain a connection from the Factory.

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

getResourceName, getResourceType, toString

Methods inherited from class java.lang.Object

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

Field Detail

CASSANDRA_CONNECTION_PER_MANAGER

public static final String CASSANDRA_CONNECTION_PER_MANAGER

See Also:

Constant Field Values

CASSANDRA_COMPRESSION

public static final String CASSANDRA_COMPRESSION

See Also:

Constant Field Values

CASSANDRA_METRICS

public static final String CASSANDRA_METRICS

See Also:

Constant Field Values

CASSANDRA_SSL

public static final String CASSANDRA_SSL

See Also:

Constant Field Values

CASSANDRA_SOCKET_READ_TIMEOUT_MILLIS

public static final String CASSANDRA_SOCKET_READ_TIMEOUT_MILLIS

See Also:

Constant Field Values

CASSANDRA_SOCKET_CONNECT_TIMEOUT_MILLIS

public static final String CASSANDRA_SOCKET_CONNECT_TIMEOUT_MILLIS

See Also:

Constant Field Values

DEFAULT_IP_ADDR

protected static final String DEFAULT_IP_ADDR

See Also:

Constant Field Values

Constructor Detail

ConnectionFactoryImpl

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

Constructor for a factory.

Parameters:

storeMgr - StoreManager

resourceType - Resource type (not of relevance since we use a single factory)

Method Detail

close

public void close()

Specified by:

close in interface org.datanucleus.store.connection.ConnectionFactory

Overrides:

close in class org.datanucleus.store.connection.AbstractConnectionFactory

createManagedConnection

public org.datanucleus.store.connection.ManagedConnection createManagedConnection(org.datanucleus.ExecutionContext ec,
                                                                                  Map options)

Obtain a connection from the Factory. The connection will be enlisted within the transaction associated to the ExecutionContext

Parameters:

ec - the pool that is bound the connection during its lifecycle (or null)

options - Any options for then creating the connection (currently ignored)

Returns:

the ManagedConnection