Sonu's Tech Log : Adapter Developer

Do we need to GAC the adapter assembly?

sonua — Thu, 13 Sep 2007 21:19:00 GMT

We have created a projected based on WCF LOB Adapter SDK. So just want to understand, do we really need to GAC the adapter project assembly? Also, if the adapter is using third party assemblies, is it really required to GAC them as well? For example,...(read more)

QualifiedType accessor to XML Schema type mapping

sonua — Tue, 31 Jul 2007 01:10:00 GMT

This previous post shows how WCF LOB Adapter SDK metadata object model can be used to define metadata for operations and/or types so that the WCF contract (WSDL) can be generated from it. The ResolveOperationMetadata() / ResolveTypeMetadata() methods...(read more)

WCF LOB Adapter SDK Performance Counters

sonua — Wed, 25 Jul 2007 05:00:00 GMT

WCF LOB Adapter SDK provides the following built-in performance counters to help gauge performance of the adapter. You can view these performance counters in Performance Management Console (perfmon.msc). Select the performance object named "ServiceModel...(read more)

Declarative XML Parsing - Adapter Data Readers/Writers

sonua — Tue, 17 Jul 2007 04:55:00 GMT

Are you using adapter data reader / writer derived classes? WCF LOB Adapter SDK team had introduced adapter XML data readers/writers in Beta 2. Since an adapter developer, who is using WCF LOB Adapter SDK to build an adapter, is working with XML messages...(read more)

Sample SQL Adapter built using WCF LOB Adapter SDK

sonua — Thu, 12 Jul 2007 01:10:00 GMT

WCF LOB Adapter SDK 'RC' ships with two sample adapters - Contoso Adapter - uses a canned back-end defined using SQL Server 2005. Echo Adapter - a simple adapter that shows how to use WCF LOB Adapter SDK API and includes a usage pattern for inbound scenarios...(read more)

WCF LOB Adapter SDK 'RC' is now available for public download

sonua — Fri, 29 Jun 2007 08:00:00 GMT

I haven't had many posts in last few days as we have been working on releasing first public beta 'Release Candidate' of WCF LOB Adapter SDK. Now some of you who did express interest in trying this SDK will be able to download it without having to sign...(read more)

WCF LOB Adapter SDK and its relationship with WCF Channel Model

sonua — Mon, 25 Jun 2007 05:00:00 GMT

In this post, I will show how WCF LOB Adapter SDK relates to WCF Service Model and WCF Channel Model. I have briefly talked about this topic in the following posts: · Where does a WCF LOB Adapter fit in the WCF Channel Stack? · Adapter as a WCF Binding...(read more)

Transaction support in inbound message exchange handler

sonua — Wed, 20 Jun 2007 05:00:00 GMT

Scenario: How does WCF LOB Adapter SDK enable transaction support in the inbound message exchange handler? There are two ways of providing transaction support within the adapter inbound message exchange handler. Transactions initiated by dispatcher Set...(read more)

Contract Generation from WSDL/XML Schema - DataContractSerializer vs. XmlSerializer

sonua — Sun, 17 Jun 2007 05:00:00 GMT

WCF LOB Adapter SDK metadata object model generates WSDL / XML Schema with constructs that are well-liked by DataContractSerializer . The Svcutil.Exe creates a proxy / service interface from this WSDL containing attributes such as ServiceContract, OperationContract,...(read more)

Metadata object model extensibility using ExportXmlSchema

sonua — Sat, 16 Jun 2007 05:00:00 GMT

Scenario: Adapter Developer needs to define an operation signature using XML Schema types not directly supported by the WCF LOB Adapter SDK Metadata Object Model. For example, there is a need to have an operation signature like this – void SendXmlBlob(System.Xml.XmlElement...(read more)

How to invoke the Metadata Resolver and resolve metadata without using Visual Studio Plug-Ins?

sonua — Thu, 14 Jun 2007 05:00:00 GMT

Scenario: You want to get an adapter generated WSDL / XML Schema for a subset of operations. The following code snippets show how to retrieve a ServiceDescription (WSDL) for a given set of operation identifiers. Method 1 – Using WCF provided MetadataExchangeClient...(read more)

Back from TechEd 2007

sonua — Sun, 10 Jun 2007 04:00:00 GMT

Last week at TechEd2007 in Orlando, Florida was fabulous. I got a chance to attend a few sessions on WCF, WF and .NET 3.0 Architecture and Performance. The session on WCF LOB Adapter SDK, presented by me, Jesus Rodriguez and Wayne Citrin , had 102 attendees...(read more)

Create an installation package for the WCF-based adapter

sonua — Thu, 24 May 2007 03:00:00 GMT

Objective: Create a setup project (Setup.exe and/or MSI) for distributing the adapter code and its relevant dependencies using Windows Installer To install the WCF LOB Adapter on the end-user’s machine, at minimum, there is a need to install the assemblies...(read more)

Implementing Adapter Inbound Message Exchange Handler - Part 3 (Consumption in .NET Console Application using WCF Channel Model)

sonua — Sun, 20 May 2007 05:07:00 GMT

You saw in this post , how to test the inbound functionality of the WCF-based adapter using the WCF Service Model. If you are interested in testing the Adapter Inbound Handler using the WCF Channel Model, the following sample shows you how to do so. This...(read more)

Implementing Adapter Outbound Message Exchange Handler

sonua — Mon, 07 May 2007 04:16:00 GMT

Scenario: Client executes a single synchronous outbound call in the target system using the adapter Content 1) Adapter Developer Perspective: Implement execute() method in adapter implementation of IOutboundHandler 2) Adapter Consumer Perspective: Test...(read more)