Package org.apache.uima.collection.impl.cpm.container.deployer.vns

Class VNSQuery.VinciVNSQuery

java.lang.Object

org.apache.uima.collection.impl.cpm.container.deployer.vns.VNSQuery.VinciVNSQuery

Enclosing class:

VNSQuery

public class VNSQuery.VinciVNSQuery
extends Object

Inner class used for accessing the VNS server.

Constructor Summary

Constructors

Constructor	Description
VinciVNSQuery(String aVnsHost, int aVnsPort)	Establishes connection to a given VNS server

Method Summary

Modifier and Type	Method	Description
ArrayList	getVinciServices(String aVinciServiceName)	Returns a list of services bound to a given name.

Methods inherited from class java.lang.Object

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

Constructor Details

VinciVNSQuery

public VinciVNSQuery(String aVnsHost,
 int aVnsPort)
              throws Exception

Establishes connection to a given VNS server

Parameters:

aVnsHost - - name of the host where the VNS is running

aVnsPort - - port on which the VNS is listening

Throws:

Exception - - unable to connect to VNS

Method Details

getVinciServices

public ArrayList getVinciServices(String aVinciServiceName)
                           throws Exception

Returns a list of services bound to a given name. It ONLY returns those services that are actually running. The VNS may return services that are stale. Those will be filtered out.

Parameters:

aVinciServiceName - - name of the service

Returns:

- list of services bound to a given name.

Throws:

Exception - - error while looking up the service