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Packages are a way to group Actions, Results, Result Types, Interceptors and Stacks actions, results, result types, interceptors, and interceptor-stacks into a logical configuration unit. Conceptually, packages are similiar to objects in that they can be extended and have individual parts that can be overridden by "sub" packages.

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The package element has one required attribute, name, which acts as the key for later reference to this the package. The extends attribute is optional and allows one package to inherit the configuration of one or more previous packages - including all interceptor, interceptor-stack, and action configurations.

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