Introduction

In this practical you will use the Epsilon Object Language (EOL) to query models.

What you should already know

• How to define domain-specific metamodels using Emfatic.
• How to create models that conform to such domain-specific metamodels.

What you will learn

• How to write and run EOL queries on EMF-based models.

What you will need

• An Eclipse installation with EMF and Epsilon (see the Tools section of Practical 6).
• Before you attempt the exercises in this practical you will also need to
  • Download this zip file that contains Eclipse projects with metamodels, models etc. from Practical 6.
  • Import the projects in the zip file to your Eclipse workspace using the File -> Import -> Existing Projects into Workspace wizard as shown below.