generalDatabase
Class DBSystem

java.lang.Object
  generalDatabase.DBSystem

Direct Known Subclasses:

MSAccessSystem, MySQLSystem

abstract class DBSystem
extends java.lang.Object

Field Summary

(package private) java.sql.Connection

connection

Constructor Summary

DBSystem()

Method Summary

(package private) abstract java.lang.String	browseDatabases(java.awt.Component parent)
(package private) abstract boolean	canCreate()
(package private) void	closeConnection() Close the database connection
(package private) abstract boolean	create() Create a new database
abstract PamCursor	createPamCursor(EmptyTableDefinition tableDefinition)
(package private) abstract boolean	exists()
(package private) abstract java.sql.Connection	getConnection() Open a new database connection
(package private) abstract java.lang.String	getDatabaseName()
(package private) abstract SystemDialogPanel	getDialogPanel(java.awt.Component parent)
java.lang.String	getShortDatabaseName() Get a shorter version of the currently open database name (e.g.
(package private) abstract SQLTypes	getSqlTypes()
(package private) abstract java.lang.String	getSystemName()

Methods inherited from class java.lang.Object

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

Field Detail

connection

java.sql.Connection connection

Constructor Detail

DBSystem

DBSystem()

Method Detail

getSystemName

abstract java.lang.String getSystemName()

Returns:

The name of the database system

canCreate

abstract boolean canCreate()

Returns:

true if the system can create new databases.

getDatabaseName

abstract java.lang.String getDatabaseName()

Returns:

the name of the currently open database.

getShortDatabaseName

public java.lang.String getShortDatabaseName()

Get a shorter version of the currently open database name (e.g. without the file path name)

Returns:

a shorter name

getSqlTypes

abstract SQLTypes getSqlTypes()

exists

abstract boolean exists()

create

abstract boolean create()

Create a new database

The underlying DBSystem will be responsible for any dialogs to chose database names, etc.

Returns:

true if successful.

getConnection

abstract java.sql.Connection getConnection()

Open a new database connection

closeConnection

void closeConnection()

Close the database connection

browseDatabases

abstract java.lang.String browseDatabases(java.awt.Component parent)

getDialogPanel

abstract SystemDialogPanel getDialogPanel(java.awt.Component parent)

createPamCursor

public abstract PamCursor createPamCursor(EmptyTableDefinition tableDefinition)