org.openlowcode.server.data.storage

Class PersistenceGateway

java.lang.Object

org.openlowcode.server.data.storage.PersistenceGateway

public class PersistenceGateway
extends java.lang.Object

a static class allowing access to the default persistence whereever persistence needs to be called in the application

Author:

Open Lowcode SAS

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	dbtype type of database.
static java.lang.String	DBTYPE_DERBY
static java.lang.String	DBTYPE_MARIA10_2

Constructor Summary

Constructors

Constructor and Description
PersistenceGateway()

Method Summary

Modifier and Type	Method and Description
static void	checkinStorage(PersistentStorage storage) returns the specified storage to the pool.
static PersistentStorage	getStorage() gets a storage (wrapping the connection with all useful methods) for the current thread
static void	refreshStorage(PersistentStorage storage, boolean getconnectionback)
static void	releaseForThread() releases the connection for the current thread.
static void	setconnectionpool(java.lang.String dbtype, ConnectionPool connectionpool) sets the connection pool for the Persistence Gateway

Methods inherited from class java.lang.Object

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

Field Detail

DBTYPE_DERBY

public static final java.lang.String DBTYPE_DERBY

See Also:

Constant Field Values

DBTYPE_MARIA10_2

public static final java.lang.String DBTYPE_MARIA10_2

See Also:

Constant Field Values

dbtype

public static java.lang.String dbtype

type of database. Needs to correspond to one of the constants in this class

Constructor Detail

PersistenceGateway

public PersistenceGateway()

Method Detail

releaseForThread

public static void releaseForThread()

releases the connection for the current thread.

getStorage

public static PersistentStorage getStorage()

gets a storage (wrapping the connection with all useful methods) for the current thread

Returns:

a free storage

refreshStorage

public static void refreshStorage(PersistentStorage storage,
                                  boolean getconnectionback)

Parameters:

storage - the storage to give back and refresh

getconnectionback - if true, gives back a new connection. If false, stored the connection

checkinStorage

public static void checkinStorage(PersistentStorage storage)

returns the specified storage to the pool.

Parameters:

storage - returns the storage for current thread

setconnectionpool

public static void setconnectionpool(java.lang.String dbtype,
                                     ConnectionPool connectionpool)

sets the connection pool for the Persistence Gateway

Parameters:

dbtype - type of database defined as one of the constants in this class.

connectionpool - connection pool to use.