Advanced Community Information Systems Group

Chair for Information Systems and Databases

Prof. Dr. M. Jarke

Ultra High-Speed

Mobile Information

And Communication

Scaling up Technologies

for Informal Learning in

SME Clusters

Responsive Open

Learning Environments

Scan me !

Framework for distributing widget-based Web interfaces

on multiple managed devices

Continuous state-consistent, adaptive session migration

Open source implementation for (mobile) Web browsers

Distribution of application components across devices

Cooperation between application components

Management capabilities

Device ownership, features and availability

Application state

Widget state

DireWolf – Distributing and Migrating User Interfaces

for Web Widget Applications Dejan Kovachev, Dominik Renzel, Petru Nicolaescu, Ralf Klamma

Distribution of UI elements to diverse (mobile)

computing devices

Use multiple devices as a cohesive symbiotic environment

Develop tools & methodologies for Web-based DUIs

Overcome space limits & improve interaction strategies

Employ widgets as Web service interfaces

One user - multiple personal

computing devices

Rich I/O interaction

Opportunities for multi-device

interactive collaboration over

the Internet

D. Kovachev, D. Renzel, P. Nicolaescu, R. Klamma, „DireWolf – Distributing and Migrating User Interfaces for Web Widget Applications”. In Proceedings of

the 13th International Conference on Web Engineering, Aalborg, Denmark, July 8-12, 2013. Springer Lecture Notes in Computer Science 2013

Intent-based communication between widgets

Widget containers using Apache Shindig, OpenSocial, etc.

Inter-widget communication (IWC) framework

Remote IWC based on XMPP Publish Subscribe XEP

Library available with EU FP7 ROLE project SDK

Rapid development using prevalent Web technologies

Simple migration

M:362ms; SD:48.9ms

Continuous migration

M:1305ms; SD:222.6ms