Category Archives: spock

Spock @RunJetty

Working with Geb is fun especially when integrated with Spock. In order to write tests for a tapestry app, I wanted to have something on the lines of SeleniumTestCase which will automatically start and stop a jetty server. So I ended up writing a spock plugin for running jetty.
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Meeting Plastic V: A Method Shadow Builder

There are two shadow builders in tapestry, PropertyShadowBuilder(tapestry-ioc) and EnvironmentalShadowBuilder(tapestry-core) . PropertyShadowBuilder is used to create a service from a property of an object(source). It create a proxy for the service interface and then delegates all method calls of that service to the getter method of the source. In this post we will create a more generic shadow builder which will take a source, a method name and a set of parameters and in return create a service that will delegate all method calls to the given source method.
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Meeting Plastic IV: Replacing interfaces

One of the most common use of class transformation is replacing interfaces by annotations. Earlier j2ee frameworks used to put restrictions on your classes by forcing you to implement a particular interface. Nowadays, modern frameworks just ask you to put an annotation here and there and the rest is handled by the framework. This gives you the freedom of working with pojos. Continue reading

Meeting Plastic III: @Property

Remember the @Property annotation in Tapestry, let us try its implementation in Plastic. In order to transform an existing class in Tapestry, it has to be placed in a controlled package. This package has to be passed to the PlasticManager along with the PlasticClassTransformer for the magic to take place. Continue reading

Meeting Plastic I: Introduction

With Tapestry, you know things improve very fast. For the users, everything stays much the same(Ok, only after Tapestry5) but for developers, it keeps you on your toes especially if you are constantly peeking into the source code. In Tapestry 5.3, we are going to see complete replacement of Javassist by Plastic. It is a wrapper around ASM.

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