Category Archives: OSB

Implementing in-memory,clustered, stateful counter in OSB using Coherence

This post shows how to leverage Coherence to implement an in memory ,clustered , stateful counter in OSB. The counter is clustered means all managed servers in the cluster share the same counter and the sequence is mantained across all … Continue reading

Posted in Coherence, OSB | Tagged , , | 2 Comments

Accessing Domain Value Maps in OSB using Custom XPath

As all know, current version of OSB doesn’t support DVM out of the box. So if you want to do lookups for a large amount of data then doing it in a Xquery or doing database lookups becomes bit complicated … Continue reading

Posted in Domain Value Maps, OSB | Tagged , , , | 4 Comments

Using xalan:evaluate to ‘parameterize’ XPATH

This is in reference to this OTN post.The poster there had the below XML: And he wanted to extract the value of /catalog/cd/title. The problem is that this xpath needs to be parameterized and not hardcoded, which means it requires … Continue reading

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OWSM Agent Setup for OSB Domain – Checklist

In OSB 11 g, there is a out of box support for OWSM Agents at the domain level which can perform policy enforcements for the web services running in the domain. To install the agent, check Oracle Service Bus OWSM … Continue reading

Posted in OSB, OWSM | Tagged , | 1 Comment

Connecting to secured foreign JMS destinations from OSB / weblogic MDB

A secured foreign JMS destination is one in which an user credential is required to pass to carry out various operations (send, receive etc) on it. Weblogic JMS used the userid on the thread for this purpose while many other … Continue reading

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Weblogic Filtering Classloaders

At one of my previous customer, we had an ALSB 2.5 installation which uses XMLBeans 2.2 internally for processing XML. There was a requirement to validate inbound XML messages against a 3rd party schema. The schema had some constructs which … Continue reading

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Adding namespace to a no namespace XML using XQuery

I recently worked with a customer where their XML standards state that all XML instance documents should be namespace qualified. I was converting a flat file to XML using MFL Transform which doesn’t set a namespace for the transformed XML. … Continue reading

Posted in OSB, XQuery | Tagged , , | 3 Comments