Package org.linuxforhealth.fhir.database.utils.pool

Class DatabaseSupport

java.lang.Object

org.linuxforhealth.fhir.database.utils.pool.DatabaseSupport

All Implemented Interfaces:

IConnectionProvider, ITransactionProvider

public class DatabaseSupport
extends java.lang.Object
implements IConnectionProvider, ITransactionProvider

Support class for managing connections to a database for utility apps

Constructor Summary

Constructors

Constructor	Description
DatabaseSupport(java.util.Properties dbProperties, DbType dbType)	Public constructor

Method Summary

Modifier and Type	Method	Description
void	commitTransaction()	Commit the current transaction if there's an actual connection associated with this thread (i.e.
void	describe(java.lang.String prefix, java.lang.StringBuilder cfg, java.lang.String key)	Describe self, for writing configuration information to log file for test record purposes
java.sql.Connection	getConnection()	Obtain a new connection to a data-source which this provider has been configured for.
IDatabaseAdapter	getDatabaseAdapter()	Get the configured database adapter
ITransaction	getTransaction()	Obtain the transaction to use on this thread
IDatabaseTranslator	getTranslator()	Get the IDatabaseTranslator for the configured database type
void	init()	Build the database configuration from the configured properties
void	rollbackTransaction()	Roll back the transaction for the connection associated with this thread, if one exists

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.linuxforhealth.fhir.database.utils.api.IConnectionProvider

getPoolSize

Constructor Detail

DatabaseSupport

public DatabaseSupport(java.util.Properties dbProperties,
                       DbType dbType)

Public constructor

Parameters:

dbProperties -

dbType -

Method Detail

init

public void init()

Build the database configuration from the configured properties

getDatabaseAdapter

public IDatabaseAdapter getDatabaseAdapter()

Get the configured database adapter

Returns:

getTranslator

public IDatabaseTranslator getTranslator()

Get the IDatabaseTranslator for the configured database type

Specified by:

getTranslator in interface IConnectionProvider

Returns:

getConnection

public java.sql.Connection getConnection()
                                  throws java.sql.SQLException

Description copied from interface: IConnectionProvider

Obtain a new connection to a data-source which this provider has been configured for.

Specified by:

getConnection in interface IConnectionProvider

Returns:

Throws:

java.sql.SQLException

getTransaction

public ITransaction getTransaction()

Description copied from interface: ITransactionProvider

Obtain the transaction to use on this thread

Specified by:

getTransaction in interface ITransactionProvider

Returns:

commitTransaction

public void commitTransaction()
                       throws java.sql.SQLException

Description copied from interface: IConnectionProvider

Commit the current transaction if there's an actual connection associated with this thread (i.e. if getConnection() has been called at least once), otherwise do nothing.

Specified by:

commitTransaction in interface IConnectionProvider

Throws:

java.sql.SQLException

rollbackTransaction

public void rollbackTransaction()
                         throws java.sql.SQLException

Description copied from interface: IConnectionProvider

Roll back the transaction for the connection associated with this thread, if one exists

Specified by:

rollbackTransaction in interface IConnectionProvider

Throws:

java.sql.SQLException

describe

public void describe(java.lang.String prefix,
                     java.lang.StringBuilder cfg,
                     java.lang.String key)

Description copied from interface: IConnectionProvider

Describe self, for writing configuration information to log file for test record purposes

Specified by:

describe in interface IConnectionProvider