Archive For The “Castle Windsor” Category

NHibernate session management and WCF, redux

It’s been nearly a year since I published my method for getting one NHibernate session per WCF operation using Castle’s NHibernate Facility and AutoTx AOP Facility — a method I developed for an application which was having serious session management issues (it was using one session per SQL statement). However, today I ripped it all [...]

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One NHibernate session per WCF operation, the easy way

This week I’ve been working on a brownfield Castle-powered WCF service that was creating a separate NHibernate session on every call to a repository object. Abusing NHibernate like this was playing all sorts of hell for our app (e.g. TransientObjectExceptions), and prevented us from using transactions that matched with a logical unit of work, so [...]

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Background event handling in Prism

Prism’s event aggregator is great for decoupling UI state changes when UI events occur, but sometimes you need to perform some larger, long-running task on a background thread — uploading a file, for example. Here’s a quick example of an encapsulated event handler listening off the Prism event bus, and using Windsor’s IStartable facility to [...]

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