jdbcadmin.core.tools
Class AbstractCnxUser

java.lang.Object
  jdbcadmin.core.tools.AbstractCnxUser

Direct Known Subclasses:

DataManager, JdbcInspector

public abstract class AbstractCnxUser

extends java.lang.Object

Base class for classes which use a database connection
The public methods of the overriding classes must call the connect() and #diconnect methods

Field Summary

protected java.sql.Connection	cnx Connexion à la base, apres fermeture, elle doit être mise à null
protected ConnectionInfo	conInfos Informations de connexion à la base de donnée

Constructor Summary

AbstractCnxUser(ConnectionInfo aCnxInfos)
Constructor

Method Summary

protected boolean	connect() If not initialized, creates or retrieves the connection
protected void	disconnect() Closes the db connection

Methods inherited from class java.lang.Object

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

Field Detail

conInfos

protected ConnectionInfo conInfos

Informations de connexion à la base de donnée

cnx

protected java.sql.Connection cnx

Connexion à la base, apres fermeture, elle doit être mise à null

Constructor Detail

AbstractCnxUser

public AbstractCnxUser(ConnectionInfo aCnxInfos)

Constructor

Parameters:

aCnxInfos - Connection informations

Method Detail

connect

protected boolean connect()
                   throws TechnicalException

If not initialized, creates or retrieves the connection

Returns:

true if the connection had to be created/retrieved (in this case, the calling method must call disconnect()), false otherwise

Throws:

TechnicalException - error connecting to db.

disconnect

protected void disconnect()

Closes the db connection