org.apache.vinci.transport.vns.service

Class VNS

java.lang.Object

org.apache.vinci.transport.VinciServableAdapter

org.apache.vinci.transport.vns.service.VNS

All Implemented Interfaces:

TransportableFactory, VinciServable

public class VNS
extends VinciServableAdapter

VNS (Vinci Naming Service) provides the "directory" of all available Vinci services. VNS must be running somewhere on the network for VinciClient and VinciServer classes to function. These classes consult org.apache.vinci.transport.vns.client.VNSConfig to determine the location of the VNS service.

Field Summary

Fields

Modifier and Type	Field and Description
static String	dirCmdAddAlias
static String	dirCmdAddService
static String	dirCmdDelAlias
static String	dirCmdDelService
static String	dirCmdGetHits
static String	dirCmdGetList
static String	dirCmdGetNames
static String	dirCmdUpdateService
String	ENV_PROXY

Constructor Summary

Constructors

Constructor and Description
VNS()
VNS(int port)
VNS(int port, String logFile)

Method Summary

Modifier and Type	Method and Description
void	cleanExit() Called when the service is being shutdown by the server/service container.
static String	emptyString(String s)
Transportable	eval(Transportable inp) The eval method accepts an input document and returns an output document that is the result of performing the service.
boolean	loadConfig(String cFile)
void	loadCounters(String cFile)
void	loadWorkspaces(String wFile)
static void	main(String[] args)
void	saveConfig(String cFile)
void	saveCounters(String cFile)
void	saveWorkspaces(String wFile)
static void	startServing()
static String	strip(String s)

Methods inherited from class org.apache.vinci.transport.VinciServableAdapter

makeTransportable

Methods inherited from class java.lang.Object

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

Field Detail

dirCmdAddService

public static final String dirCmdAddService

See Also:

Constant Field Values

dirCmdAddAlias

public static final String dirCmdAddAlias

See Also:

Constant Field Values

dirCmdDelService

public static final String dirCmdDelService

See Also:

Constant Field Values

dirCmdDelAlias

public static final String dirCmdDelAlias

See Also:

Constant Field Values

dirCmdUpdateService

public static final String dirCmdUpdateService

See Also:

Constant Field Values

dirCmdGetList

public static final String dirCmdGetList

See Also:

Constant Field Values

dirCmdGetNames

public static final String dirCmdGetNames

See Also:

Constant Field Values

dirCmdGetHits

public static final String dirCmdGetHits

See Also:

Constant Field Values

ENV_PROXY

public String ENV_PROXY

Constructor Detail

VNS

public VNS()

VNS

public VNS(int port)

VNS

public VNS(int port,
           String logFile)
    throws IOException

Throws:

IOException

Method Detail

main

public static void main(String[] args)
                 throws IOException

Throws:

IOException

startServing

public static void startServing()
                         throws IOException

Throws:

IOException

loadConfig

public boolean loadConfig(String cFile)

loadWorkspaces

public void loadWorkspaces(String wFile)

loadCounters

public void loadCounters(String cFile)

saveConfig

public void saveConfig(String cFile)

saveCounters

public void saveCounters(String cFile)

saveWorkspaces

public void saveWorkspaces(String wFile)

eval

public Transportable eval(Transportable inp)
                   throws ServiceException

Description copied from interface: VinciServable

The eval method accepts an input document and returns an output document that is the result of performing the service.

Specified by:

eval in interface VinciServable

Specified by:

eval in class VinciServableAdapter

Parameters:

inp - The input document

Returns:

The output document

Throws:

ServiceException - thrown when there is an application level error that should result in the client receiving the same ServiceException on the other end.

strip

public static String strip(String s)

emptyString

public static String emptyString(String s)

cleanExit

public void cleanExit()

Description copied from interface: VinciServable

Called when the service is being shutdown by the server/service container.

Specified by:

cleanExit in interface VinciServable

Overrides:

cleanExit in class VinciServableAdapter