org.openlowcode.server.data.storage.jdbcpool

Interface ConnectionPool

All Known Implementing Classes:

SimpleConnectionPool

public interface ConnectionPool

Specifies the interface for a connection pool for Open Lowcode

Author:

Open Lowcode SAS

Method Summary

Modifier and Type	Method and Description
void	checkin(java.sql.Connection connection)
void	checkinandreset(java.sql.Connection connection)
void	freecurrentthreadconnections() will free all connections for the current thread
java.sql.Connection	getConnectionWithRetry() this method tries for a defined period of time to get a database connection in the pool.

Method Detail

getConnectionWithRetry

java.sql.Connection getConnectionWithRetry()
                                    throws java.sql.SQLException,
                                           java.lang.InterruptedException

this method tries for a defined period of time to get a database connection in the pool. If after the timeout, connection could not be gotten, then it returns null.

Returns:

a connection if one connection was available, null else

Throws:

java.sql.SQLException

java.lang.InterruptedException

checkin

void checkin(java.sql.Connection connection)

Parameters:

connection - brought back the connection to the pool

checkinandreset

void checkinandreset(java.sql.Connection connection)

Parameters:

connection - brought back to the connection pool and marked as error, will be recreated before next usage

freecurrentthreadconnections

void freecurrentthreadconnections()

will free all connections for the current thread