geGISMAJAS

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geGIS/MAJAS

• A framework for GIS RIA

Dirk Frigne CEO DFC Software Engineering
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What is geGIS?

• Easy to use webmap application generator
• Software Stack of open source projects
• server side
• WMS-server (GeoServer)
• WFS-server (GeoServer)
• Geo Database (PostgreSql Postgis)
• Data persistence abstraction (Hibernate-spatial)
• Integration_Logic (MAJAS)
• command framework (MAJAS)

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What is geGIS? 2/2

• client side
• JavaScriptApplicationFramework (Dojo)
• Thin client GIS Engine (MAJAS-Webapp)
• Open standards
• WMS
• WFS
• W3C
• SOA
• Open Architecture
• Command pattern based
• MVC pattern based
• observer pattern

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The GIS market
1970
Data
Fat client
Analysis
1993
Desktop tools
1998
Web publishing
Thin client
Spatial enabling enterprise applications
present
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What is MAJAS?

• Open source web mapping framework
• Simple to integrate GIS
• End-to-end GIS solution
• server-side seamless integration with existing
  J2EE world
• client-side stretching WEB 2.0 to the limit
  desktop GIS in the browser?

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MAJAS Server-side Architecture
majas-core

• Java/J2EE
• Provides the basic concepts GIS people want
• Feature just a GIS way to look at a domain
  object
• Layer a bunch of objects with a presentation
  touch (style)
• Map a bunch of layers
• Application a bunch of maps and some logic

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MAJAS Server-side Architecture
Application
JSON-RPC
JSONServlet
Application
Application Command
ApplicationController
Map
Map
Map
Custom LayerModel
Datastore LayerModel
Hibernate LayerModel
Hibernate Spatial
GEOTOOLS
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MAJAS Server-side Architecture

• Extending the core
• add new commands that talk to your domain logic
• hibernate-spatial
• create your own domain-model

lthibernate-mappinggt ltproperty
name"geom" type"com.cadrie.hibernate.spatial.Ge
ometryUserType"gt ltcolumn name"geom"/gt
lt/propertygt lt/hibernate-mappinggt
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MAJAS client-side Architecture
majas-webapp

• JavaScript/HTML
• Using AJAX and SVG
• Based on the dojo toolkit
• custom widgets/layout
• nice OO programming model
• strong I/O package

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MAJAS client-side Architecture

• Design highlights
• Model/view separation
• Workflow/activity framework for editing
• Support for rich features with JTS-like
  geometries (validation and stuff)
• Performance/caching

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MAJAS client-side Architecture

• Extensibility
• Pluggable actions/tools
• Plug-in interface
• Communicating with the outer world dojo-topics

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MAJAS Client-side Architecture
model updates
User event

ZoomController
PanController
Selectcontrooller
Select
Render
Edit
ToolbarWidget
MapModel
JSON
MapWidget
Layer Tree Widget

VectorLayer
Raster Layer
CachingRemoteStore
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Creating a GDI infrastructure
SOA
Domain 1 App1.1 App1.2
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Releases
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Projects

• geGIS
• RWO (ROP, WUG,) , Westtoer (fietsennetwerk),
  Agiv (RVV), local governments (Nl, België)
• Active community 4 service providers, 11
  administrations, utility companies
• MAJAS
• Administration of Agriculture
• Military school - Brussels

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Demo !!!
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Our Mission

• The local one stop shop
• for OSS GIS

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Services

• Projects based on open source GIS
• Support contracts (SLAs)
• Hosting solutions
• Configuration support
• Training
• Consultancy

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Invitation to participate

• Ways to contribute
• Testing
• Documentation
• Website
• Bugreporting
• development
• Hibernate spatial
• Dynamic configuration
• Layer models for WMS/WFS

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Contact information

• Website http//majas.dfc.be
• Mailing lists
• Current versions (majas 1.0)
• dev_at_www.cadrie.com
• users_at_www.cadrie.com
• Majas 1.1.0
• dev_at_majas.dfc.be
• users_at_majas.dfc.be
• Bug tracking - jira http//majas.dfc.be/jira/
• Wiki http//majas.dfc.be/confluence/ ( majas
  1.1 website)
• Version control (svn click on build_majas)
• E-mail
• dirk.frigne_at_dfc.be

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QA