Managing Big
Models with
EMF Index
Jan Köhnlein - itemis AG

Modeling Tools
with JDT-like Feeling

Find Find By
EClass
EClass Name
Fully
Hierarchy
Qualified Define
Find
Names Scopes
Instances
Modeling Tools
with JDT-like Feeling
Find
Refactoring
References
Find
Scalability
Declaration
Dangling
References Availability

The Challenge of
Big Models

How does EMF Index
work?

Collect Model Data

Efficient Queries to
Model Elements

Efficient Queries to
Model Elements
Load
Resources

What is indexed ?

What is indexed ?
• Identification / Location Information
• Resource URI
• Fragment
• Name

What is indexed ?
tion / Location Information
ce URI
nt

What is indexed ?
• Type Information
• implemented EClasses
• EPackage
tion / Location Information
ce URI
nt

What is indexed ?
tion / Location Information
• Type Information
ce URI
• implemented EClasses
nt

What is indexed ?
• Domain-specific Data
• Scope
• ...
tion / Location Information
• Type Information
ce URI
• implemented EClasses
nt

What is indexed ?
tion / Location Information
• Type Information
ce URI
• Domain-specific Da
• implemented EClasses
nt
• Scope

Synchronization
&
Persistance

SPI for Model Storage
Backends

EMF Index is not

EMF Index is not
• A model repository

EMF Index is not
• A model repository
• A fully fledged query engine

EMF Index is not
• A model repository
• A fully fledged query engine
• A text index