net.exogeni.orca.drivers

Class DriverFactory

java.lang.Object

net.exogeni.orca.drivers.DriverFactory

public class DriverFactory
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	CodeCannotCreateDirectory
static int	CodeCannotExpandPackage
static int	CodeCannotResolveDriverClass
static int	CodeDriverIsAlreadyInstalled
static int	CodeDriverIsNotInstalled
static int	CodeErrorCleaningUp
static int	CodeInvalidArguments
protected java.util.Hashtable<DriverId,net.exogeni.orca.drivers.DriverEntry>	drivers Map of installed drivers
protected java.lang.String	driversRoot
static java.lang.String	LibFolderName Name of the folder containing jars and files that must be added to a driver's class loader.
protected org.apache.log4j.Logger	logger
static java.lang.String	ProeprtyActionId Property specifying the action identifier
static java.lang.String	PropertyDriverId Property specifying the driver identifier

Constructor Summary

Constructors

Constructor and Description
DriverFactory()

Method Summary

Modifier and Type	Method and Description
IDriver	getDriver(DriverId id) Obtains a driver
protected net.exogeni.orca.drivers.DriverEntry	getDriverEntry(DriverId id) Obtains the specified Driver entry
java.lang.String	getDriverRoot(DriverId id)
java.lang.String	getDriverRoot(IDriver driver)
java.lang.String	getDriversRoot()
org.apache.log4j.Logger	getLogger()
int	install(DriverId id, java.lang.String className) Installs the specified driver
int	load(java.lang.String file) Loads the installed drivers
int	releaseDriver(IDriver driver) Releases a driver after use
int	save(java.lang.String file) Saves the installed drivers
void	setDriversRoot(java.lang.String driversRoot)
int	uninstall(DriverId id) Uninstalls the specified driver
int	upgrade(DriverId id, java.lang.String className) Upgrades the specified driver

Methods inherited from class java.lang.Object

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

Field Detail

CodeInvalidArguments

public static int CodeInvalidArguments

CodeCannotResolveDriverClass

public static int CodeCannotResolveDriverClass

CodeDriverIsAlreadyInstalled

public static int CodeDriverIsAlreadyInstalled

CodeErrorCleaningUp

public static int CodeErrorCleaningUp

CodeDriverIsNotInstalled

public static int CodeDriverIsNotInstalled

CodeCannotCreateDirectory

public static int CodeCannotCreateDirectory

CodeCannotExpandPackage

public static int CodeCannotExpandPackage

LibFolderName

public static final java.lang.String LibFolderName

Name of the folder containing jars and files that must be added to a driver's class loader.

See Also:

Constant Field Values

PropertyDriverId

public static final java.lang.String PropertyDriverId

Property specifying the driver identifier

See Also:

Constant Field Values

ProeprtyActionId

public static final java.lang.String ProeprtyActionId

Property specifying the action identifier

See Also:

Constant Field Values

drivers

protected java.util.Hashtable<DriverId,net.exogeni.orca.drivers.DriverEntry> drivers

Map of installed drivers

driversRoot

protected java.lang.String driversRoot

logger

protected org.apache.log4j.Logger logger

Constructor Detail

DriverFactory

public DriverFactory()

Method Detail

getLogger

public org.apache.log4j.Logger getLogger()

setDriversRoot

public void setDriversRoot(java.lang.String driversRoot)

getDriversRoot

public java.lang.String getDriversRoot()

getDriverRoot

public java.lang.String getDriverRoot(IDriver driver)

getDriverRoot

public java.lang.String getDriverRoot(DriverId id)

install

public int install(DriverId id,
                   java.lang.String className)

Installs the specified driver

Parameters:

id - Unique driver identifier

className - Name of the class implementing the driver. The class should be resolvable by the class loader

Returns:

int

upgrade

public int upgrade(DriverId id,
                   java.lang.String className)

Upgrades the specified driver

Parameters:

id - Driver identifier

className - Class name for the driver class

Returns:

int

uninstall

public int uninstall(DriverId id)

Uninstalls the specified driver

Parameters:

id - Driver identifier

Returns:

int

getDriver

public IDriver getDriver(DriverId id)

Obtains a driver

Parameters:

id - Driver identifier

Returns:

IDriver

releaseDriver

public int releaseDriver(IDriver driver)

Releases a driver after use

Parameters:

driver - The driver

Returns:

int

load

public int load(java.lang.String file)

Loads the installed drivers

Parameters:

file - File name

Returns:

int

save

public int save(java.lang.String file)

Saves the installed drivers

Parameters:

file - File name

Returns:

int

getDriverEntry

protected net.exogeni.orca.drivers.DriverEntry getDriverEntry(DriverId id)

Obtains the specified Driver entry

Parameters:

id -

Returns:

DriverEntry