org.gcube.dataaccess.databases.utils

Class ConnectionManager

java.lang.Object

org.gcube.dataaccess.databases.utils.ConnectionManager

public class ConnectionManager
extends Object

Class that allows to manage a database selected from a user. It performs to set the database configuration, to connect to the database and finally to execute a query.

Constructor Summary

Constructors

Constructor and Description
ConnectionManager()

Method Summary

Modifier and Type	Method and Description
List<Object>	executeQuery(String query, org.hibernate.SessionFactory DBSessionFactory) Method that execute a query
List<Object>	executeQueryJDBC(String query, Connection conn) Method that execute a query
org.hibernate.SessionFactory	initDBConnection(org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration config)
org.hibernate.SessionFactory	initDBConnection(String configurationFile)
static org.hibernate.SessionFactory	initDBSession(org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration config)
org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration	setconfiguration(String ConfigPath, String DatabaseUserName, String DatabasePassword, String DatabaseDriver, String DatabaseDialect, String DatabaseURL, String DatabaseName) Method that allows to set the configuration

Methods inherited from class java.lang.Object

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

Constructor Detail

ConnectionManager

public ConnectionManager()

Method Detail

initDBSession

public static org.hibernate.SessionFactory initDBSession(org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration config)

initDBConnection

public org.hibernate.SessionFactory initDBConnection(org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration config)

initDBConnection

public org.hibernate.SessionFactory initDBConnection(String configurationFile)
                                              throws Exception

Throws:

Exception

setconfiguration

public org.gcube.dataanalysis.ecoengine.configuration.AlgorithmConfiguration setconfiguration(String ConfigPath,
                                                                                              String DatabaseUserName,
                                                                                              String DatabasePassword,
                                                                                              String DatabaseDriver,
                                                                                              String DatabaseDialect,
                                                                                              String DatabaseURL,
                                                                                              String DatabaseName)
                                                                                       throws IOException

Method that allows to set the configuration

Throws:

IOException

executeQueryJDBC

public List<Object> executeQueryJDBC(String query,
                                     Connection conn)
                              throws Exception

Method that execute a query

Throws:

Exception

executeQuery

public List<Object> executeQuery(String query,
                                 org.hibernate.SessionFactory DBSessionFactory)
                          throws Exception

Method that execute a query

Throws:

Exception