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Epsilon Object Language
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Epsilon Validation Language
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Epsilon Generation Language
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Epsilon Transformation Language
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Epsilon and EMF models
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Epsilon and Simulink models
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<a href="#epsilon-object-language" class="md-nav__link">
Epsilon Object Language
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Epsilon Validation Language
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Epsilon Generation Language
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Epsilon Transformation Language
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Epsilon and EMF models
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Epsilon and Simulink models
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Epsilon and other types of models
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EuGENia
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Fundamentals
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Recipes
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Picto
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Human-Usable Textual Notation
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Extending Epsilon
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Installation
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Epsilon Developers
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<article class="md-content__inner md-typeset">
<h1 id="articles">Articles<a class="headerlink" href="#articles" title="Permanent link">&para;</a></h1>
<p>This page contains an index of articles presenting a range of tools and languages in Epsilon. Should you find that an article contains errors or is inconsistent with the current release of Epsilon, please <a href="https://www.eclipse.org/epsilon/forum">let us know</a>.</p>
<h2 id="epsilon-object-language">Epsilon Object Language<a class="headerlink" href="#epsilon-object-language" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="eol-syntax-updates">EOL syntax updates</a>: This article summarizes changes in the EOL concrete syntax over time.</li>
<li><a href="extended-properties">Extended Properties</a>: This article demonstrates the extended properties mechanism in EOL (and by inheritance, in all languages in Epsilon).</li>
<li><a href="call-java-from-epsilon">Call Java from Epsilon</a>: This article demonstrates how to create Java objects, access their properties and call their methods from Epsilon languages.</li>
<li><a href="lambda-expressions">Call Java functional interfaces from Epsilon</a>: This article demonstrates how to call native methods which take functions as their parameter, using lambdas and streams directly from Epsilon using EOL syntax.</li>
<li><a href="profiling">Profiling Epsilon Programs</a>: This article demonstrates how to profile Epsilon programs using the platform's built-in profiling tools.</li>
</ul>
<h2 id="epsilon-validation-language">Epsilon Validation Language<a class="headerlink" href="#epsilon-validation-language" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="evl-gmf-integration">EVL-GMF Integration</a>: This article demonstrates evaluating EVL constraints from within a GMF-based editor.</li>
<li><a href="parallel-execution">Parallel Execution</a>: This article explains how to use the parallel module implementations for EOL and rule-based languages like EVL.</li>
</ul>
<h2 id="epsilon-generation-language">Epsilon Generation Language<a class="headerlink" href="#epsilon-generation-language" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="code-generation-tutorial-egl">Code Generation Tutorial with EGL</a>: This article demonstrates using EGL templates to generate HTML files from an XML document.</li>
<li><a href="egl-template-operations">Using template operations in EGL</a>: This article demonstrates template operations for writing re-usable code in EGL (the model-to-text language of Epsilon).</li>
<li><a href="egl-server-side">EGL as a server-side language</a>: This article demonstrates using EGL (the model-to-text language of Epsilon) in Tomcat to produce HTML pages from EMF models on the fly.</li>
<li><a href="egx-parameters">Co-ordinating EGL templates with EGX</a>: This article demonstrates how to parameterize EGL templates and execute them multiple times to produce multiple files.</li>
<li><a href="egl-invoke-egl">Re-using EGL templates</a>: This article demonstrates how to invoke other EGL templates and direct their output to calling EGL template.</li>
</ul>
<h2 id="epsilon-transformation-language">Epsilon Transformation Language<a class="headerlink" href="#epsilon-transformation-language" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="xml-to-emf">XML to EMF Transformation</a>: This article shows how to transform an XML document into an EMF model using the Epsilon Transformation Language and Epsilon's XML driver</li>
</ul>
<h2 id="epsilon-and-emf-models">Epsilon and EMF models<a class="headerlink" href="#epsilon-and-emf-models" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="https://www.eclipse.org/emfatic/">Emfatic language reference</a>: Emfatic is a language designed to represent EMF Ecore models in a textual form. This article details the syntax of Emfatic and the mapping between Emfatic declarations and the corresponding Ecore constructs.</li>
<li><a href="reflective-emf-tutorial">Reflective EMF tutorial</a>: This tutorial demonstrates how to create an EMF Ecore metamodel and a sample model that conforms to it reflectively (i.e. without generating any code).</li>
<li><a href="epsilon-emf">Epsilon and EMF</a>: Frequently-asked questions related to querying and modifying EMF-based models with Epsilon.</li>
<li><a href="epackage-registry-view">The EMF EPackage Registry View</a>: This article demonstrates the EPackage Registry view which allows developers to inspect the contents of the registered EMF EPackages.</li>
<li><a href="../exeed">Exeed annotation reference</a>: This article lists the annotations you can use on your metamodels to customize the look of the Exeed model editor.</li>
<li><a href="inspect-models-exeed">Inspecting EMF models with Exeed</a>: This article demonstrates how you can use Exeed to inspect the structure of your EMF models.</li>
<li><a href="in-memory-emf-model">Working with custom EMF resources</a>: This article demonstrates how you can work with custom EMF resources in Epsilon.</li>
<li><a href="../flexmi">Parsing XML documents as EMF models with Flexmi</a>: This article demonstrates how you can use Flexmi to parse XML documents in a fuzzy manner as instances of Ecore metamodels.</li>
<li><a href="modular-flexmi">Modularity Mechanisms in Flexmi</a>: This article demonstrates how you can break down Flexmi models over multiple files and use templates to capture complex reusable structures in your models.</li>
</ul>
<h2 id="epsilon-and-simulink-models">Epsilon and Simulink models<a class="headerlink" href="#epsilon-and-simulink-models" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="simulink">Scripting Simulink models using Epsilon</a>: In this article we demonstrate how you can query and modify Simulink models in Epsilon.</li>
<li><a href="simulink-stateflow">Managing Matlab Simulink/Stateflow models from Epsilon</a>: This tutorial shows you how to manipulate Simulink and Stateflow blocks from within Epsilon.</li>
</ul>
<h2 id="epsilon-and-other-types-of-models">Epsilon and other types of models<a class="headerlink" href="#epsilon-and-other-types-of-models" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="plain-xml">Scripting XML documents using Epsilon</a>: In this article we demonstrate how you can create, query and modify plain standalone XML documents (i.e. no XSD/DTD needed) in Epsilon programs using the PlainXML driver.</li>
<li><a href="csv-emc">Scripting CSV files using Epsilon</a>: This article demonstrates how you can query CSV files with Epsilon programs using the CSV driver.</li>
<li><a href="bibtex">Scripting BibTeX files using Epsilon</a>: In this article we demonstrate how you can query a list of references stored in BibTeX files with Epsilon programs using the BibTeX driver.</li>
</ul>
<h2 id="eugenia">EuGENia<a class="headerlink" href="#eugenia" title="Permanent link">&para;</a></h2>
<h3 id="fundamentals">Fundamentals<a class="headerlink" href="#fundamentals" title="Permanent link">&para;</a></h3>
<ul>
<li><a href="../eugenia">EuGENia GMF Tutorial</a>: This article provides a guide to using EuGENia for developing GMF editors, as well as its complete list of features and supported annotations.</li>
<li><a href="eugenia-polishing">Customizing an editor generated with EuGENia</a>: This article demonstrates EuGENia's polishing transformations, which can be used to customize GMF editors in a systematic and reproducible way.</li>
<li><a href="eugenia-patching">Applying source code patches to an editor generated with EuGENia</a>: This article demonstrates EuGENia's patch generation and application functionality, which can be used to customize the Java source code generated by GMF in a systematic and reproducible way.</li>
<li><a href="eugenia-ant">EuGENia: Automated Invocation with Ant</a>: This article demonstrates how to run Eugenia from Ant, and some of the additional features offered through the Ant task.</li>
</ul>
<h3 id="recipes">Recipes<a class="headerlink" href="#recipes" title="Permanent link">&para;</a></h3>
<ul>
<li><a href="eugenia-nodes-with-images">EuGENia: Nodes with images instead of shapes</a>: This article shows how to create nodes in your GMF editor that are represented with images (png, jpg etc.) instead of the standard GMF shapes (rectangle, ellipse etc.)</li>
<li><a href="eugenia-nodes-with-runtime-images">EuGENia: Nodes with images defined at run-time</a>: This article addresses the case where the end-user needs to set an image for each node at runtime.</li>
<li><a href="eugenia-nodes-with-centred-layout">EuGENia: Nodes with a centred layout</a>: This article shows how to create nodes in your GMF editor whose contents are centred both vertically and horizontally.</li>
<li><a href="eugenia-phantom-nodes">EuGENia: Phantom nodes in GMF editors</a>: This article demonstrates how to define GMF phantom nodes in EuGENia.</li>
</ul>
<h2 id="picto">Picto<a class="headerlink" href="#picto" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="../picto">Visualising Models with Picto</a>: Picto is an Eclipse view for visualising models via model-to-text transformation to SVG/HTML. The article introduces Picto and shows the tool in action.</li>
</ul>
<h2 id="human-usable-textual-notation">Human-Usable Textual Notation<a class="headerlink" href="#human-usable-textual-notation" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="hutn-basic">Using the Human-Usable Textual Notation (HUTN) in Epsilon</a>: This article demonstrates how to specify models using a textual notation.</li>
<li><a href="hutn-configuration">Customising Epsilon HUTN documents with configuration</a>: This article demonstrates how to customise Epsilon HUTN documents with a configuration model.</li>
<li><a href="hutn-compliance">Compliance of Epsilon HUTN to the OMG HUTN Standard</a>: This article summarises the similarities and differences between the Epsilon HUTN implementation and the OMG HUTN standard.</li>
</ul>
<h2 id="teaching-material">Teaching Material<a class="headerlink" href="#teaching-material" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="exercises">MDE Exercises</a>: This article provides a number of exercises which enable you to test your knowledge on MDE, EMF and Epsilon.</li>
</ul>
<h2 id="technical-support">Technical Support<a class="headerlink" href="#technical-support" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="minimal-examples">Constructing a helpful minimal example</a>: From time to time, you may run into a problem when using Epsilon or find a bug. This article describes how to construct a minimal example that we can use to reproduce the problem on our machine.</li>
</ul>
<h2 id="extending-epsilon">Extending Epsilon<a class="headerlink" href="#extending-epsilon" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="developing-a-new-language">Developing a new Epsilon Language</a>: This article demonstrates how to develop a new language on top of Epsilon.</li>
<li><a href="developing-a-new-emc-driver">Developing a new EMC Driver</a>: This article demonstrates how to develop a new driver for Epsilon's Model Connectivity layer (EMC).</li>
</ul>
<h2 id="installation">Installation<a class="headerlink" href="#installation" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="epsilon-1.x">Working with Epsilon 1.x</a>: This article contains instructions for installing legacy versions of Epsilon prior to 2.0.</li>
<li><a href="dev-setup">Setting up Eclipse for Epsilon development</a>: This article explains how to easily set up and configure an Eclipse IDE for contributing to Epsilon.</li>
</ul>
<h2 id="epsilon-developers">Epsilon Developers<a class="headerlink" href="#epsilon-developers" title="Permanent link">&para;</a></h2>
<ul>
<li><a href="running-from-source">Running Epsilon from source</a>: This article demonstrates how to run Epsilon from source in your machine.</li>
<li><a href="call-for-user-stories">Call for User Stories</a>: This is a kind request to all Epsilon Users.</li>
<li><a href="manage-the-epsilon-website-locally">Manage the Epsilon website locally</a>: This article demonstrates how to manage the Epsilon website in your machine.</li>
<li><a href="development-principles">Epsilon development principles</a>: These are the guiding principles used by the developers of Epsilon.</li>
<li><a href="resolved-bugs">Resolved bugs</a>: This article discusses the different types of resolved bugs in Epsilon.</li>
<li><a href="target-platform">Managing the target platform</a>: This article outlines how to manage the target platform that Epsilon is built against.</li>
<li><a href="adding-new-plugins">Adding new plugins</a>: This article outlines the process of adding new plugins to the main Epsilon repository.</li>
<li><a href="preparing-the-macosx-distribution">Preparing the macOS distribution</a>: This article outlines the process of signing the Eclipse macOS distribution.</li>
<li><a href="git-fork-epsilon">Forking Epsilon as a non-committer with Git</a>: This article shows how to branch Epsilon into a different remote repository whilst still getting updates from the main project.</li>
<li><a href="labsupdatesite">Publishing to the EpsilonLabs Updatesite</a>: This article outlines the process for publishing a plugin (EMC driver/language/tool) from the EpsilonLabs Github organisation to the EpsilonLabs updatesite.</li>
<li><a href="release-tasks">Releasing a new version of Epsilon</a>: This article lists all the tasks required for releasing a version of Epsilon.</li>
<li><a href="maven-release">Releasing a new version to Maven Central</a>: This article outlines how to release a new version of the Epsilon standalone artifacts to Maven Central.</li>
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</article>
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