Architecture

Structure101 V3 Released, Adds Architecture Control for Teams

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Released today, the new version 3 capabilities make Structure101 a nicely rounded architectural control solution in addition to the previous structural analysis and complexity measurement capabilities. For example: You can now define layering constraints on your code-base using simple, intuitive … Read More

Package design matters – Part 1

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Java packages are often used like file-system folders to organize source. But source files differ from “normal” files in that they are highly inter-dependent. Considering this interdependence as a package hierarchy evolves can have significant productivity benefits. Packages as Folders … Read More

An Overview of Structure101 Architecture Diagrams

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Structure101 lets you work with both structure (the whole code-base as it is) and architecture (the subset of the structure that you really care about, and how it should be). It lets you define the architecture in the context of … Read More

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Code Organization Guidelines for Large Code Bases

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In an excellent on-line presentation Juergen Hoeller gives rationale and guidelines for controlling the structure of large, evolving code-bases. Juergen is the chief architect of the Spring framework, which as I have previously pointed out is structurally almost perfect. This … Read More

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Structure101 Supports Java 1.5

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We have overhauled the byte-code parser to now pick up Java 1.5 constructs (e.g. generics and annotations), plus it is much faster. You can download the first build that includes the new parser here. If you currently use the structure101 … Read More

Martin Fowler – the design pseudo-graph

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How much effort should you put into contolling the structure of your code-base? A nice article by Martin Fowler. "The problem with no-design, is that by not putting effort into the design, the code base deteriorates and becomes harder to … Read More … Read More

Jar Hell

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A lot of jars can contribute to (and mask) the logical package/class structure. Here’s how to make sense of the whole mess using Structure101.1. View your project in the Logical hierarchy2. Tag the classes or packages you’re interested in3.  Switch … Read More

DevX review of Structure101

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"Getting your arms (and eyes) around large, complex code bases has never been easy, but Structure101 from Headway Software may just be the elegant solution to this age-old problem. Find out how this visual design tool analyzes your enterprise projects … Read More … Read More

Structure101 v2 goes GA today

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Additions let you see complete slices of a code-base at any level, home in on structural complexity, view dependency graphs in matrix form, and map code items and groups (like tangles) through different hierarchies, slices and perspectives (learn more or … Read More

Spring 2’s architecture – A single dependency cycle slipped in

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The Spring guys have let a single dependency cycle into their architecture. A very small flaw, but it’s a perfect example of why you need to check your code-base at different levels to keep it truly tangle-free. I did a … Read More