edu.ucsb.adl.middleware.rmi
Class ReferenceServiceImpl

java.lang.Object
  |
  +--java.rmi.server.RemoteObject
        |
        +--java.rmi.server.RemoteServer
              |
              +--java.rmi.server.UnicastRemoteObject
                    |
                    +--edu.ucsb.adl.middleware.rmi.ReferenceServiceImpl

All Implemented Interfaces:

ReferenceService, java.rmi.Remote, java.io.Serializable

public final class ReferenceServiceImpl

extends java.rmi.server.UnicastRemoteObject

implements ReferenceService

Bridge between the RMI interface to the ADL reference service and the reference service itself.

Version:

$Header: /export/home/gjanee/middleware/edu/ucsb/adl/middleware/rmi/RCS/ReferenceServiceImpl.java,v 1.1 2001/09/14 21:55:20 gjanee Exp $

$Log: ReferenceServiceImpl.java,v $ Revision 1.1 2001/09/14 21:55:20 gjanee Initial revision

Author:

Greg Janée
Alexandria Digital Library

See Also:

Serialized Form

Field Summary

Fields inherited from class java.rmi.server.RemoteObject

ref

Constructor Summary

ReferenceServiceImpl(java.lang.String configurationFile)
Creates a ReferenceServiceImpl.

Method Summary

protected void	finalize() Frees all resources held by the bridge.
void	performReferenceService(java.lang.String baseUrl, java.lang.String remoteName, java.lang.String localName) Performs the ADL reference service.

Methods inherited from class java.rmi.server.UnicastRemoteObject

clone, exportObject, exportObject, exportObject, unexportObject

Methods inherited from class java.rmi.server.RemoteServer

getClientHost, getLog, setLog

Methods inherited from class java.rmi.server.RemoteObject

equals, getRef, hashCode, toString, toStub

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ReferenceServiceImpl

public ReferenceServiceImpl(java.lang.String configurationFile)
                     throws InternalErrorException,
                            java.rmi.RemoteException

Creates a ReferenceServiceImpl.

Parameters:

configurationFile - The filename of an ADL middleware configuration file.

Throws:

InternalErrorException - If the initialization of the service fails.

java.rmi.RemoteException - If an RMI error occurs.

Method Detail

performReferenceService

public void performReferenceService(java.lang.String baseUrl,
                                    java.lang.String remoteName,
                                    java.lang.String localName)
                             throws MiddlewareException,
                                    java.rmi.RemoteException

Performs the ADL reference service.

Specified by:

performReferenceService in interface ReferenceService

Parameters:

baseUrl - The remote middleware server's base URL, e.g., "rmi://host.com/edu/ucsb/adl/middleware/" or "http://host.com/servlet/".

remoteName - The remote collection name, e.g., "adl_catalog".

localName - The local name for the remote collection, or null if the remote name should be used.

Throws:

BadRequestException - If any of the arguments is invalid.

NoAuthorizationException - If the request is valid but not allowed.

java.rmi.RemoteException - If an RMI error occurs.

InternalErrorException - If the request cannot otherwise be completed.

MiddlewareException

finalize

protected void finalize()

Frees all resources held by the bridge.

Overrides:

finalize in class java.lang.Object