Month: December 2005

notes on Visibroker Naming Service implicit object cluster and stale object references

mmpower CORBA, java, Software December 11, 2005

Visibroker Naming Service (VBNS) is the Corba naming services provided by Borland Visibroker. It supports implicit object clustering which allows you to bind multiple object references under one name. This is not CORBA compliant, how ever it allows easy/transparent clustering of corba objects instead of explictly going through the hassle of ClusterManager.

Several things to note for implicit object cluster mode:
(1) if the peroperty “vbroker.naming.propBindOn” is set to 1, the implicit…

Passing an array of objects when calling a document/literal web service with perl soap::lite

mmpower scripting languages, Software, web services December 11, 2005

One recent problem I encountered was that I had to write a PERL client for an existing document/literal web service. The service is using polymorphism– there are two methods:

Product[] getProducts1(Products[] products1);
Product[] getProducts2();

“Product” is only an interface. Product1 and Product2 are concret classes that implement the “product’ interface. and the objects in the products array are either Product1 objects or Product2 objects;

Interface Product {
public String getName();