Using EIPs as Design Knowledge Karthikeyan Umapathy College of Computing, University of North Florida Sandeep Purao Enterprise Informatics and Integration Center Standards Interest Group, Socio-technical Systems Lab

Problem-Solving Situation X

... by Analogy Situation Y Situation X

Patterns Pattern Situation Y Situation X

Domains Conceptual modeling of Info Systems Coad, Purao, Storey, Han, Wohed, Johannesson Detailed design of information systems Gamma, Bansiya Legacy systems integration Hohpe and Woolfe, Umapathy, Purao

Conceptual modeling of Info Systems

Coad, Purao, Storey, Han, Wohed, Johannesson

Detailed design of information systems

Gamma, Bansiya

Legacy systems integration

Hohpe and Woolfe, Umapathy, Purao

Using Patterns Requirements Conceptual Design Problem Description Design Solutions Pattern Purao and Storey (ER 1997) Purao (DataBase 1998) Purao, Han and Storey (ISR 2003)

Using Patterns Integration Requirements Design of Legacy Integration Solutions Pattern Problem Description Design Solutions Umapathy and Purao, Ongoing

Using EI Patterns Patterns Integration Requirements 23

EI Patterns with SA Codifying EI Patterns with Speech Acts Ack, Cancel, Direct, Fulfill, Inform, Propose, Query (drawing largely on Moore 2001, Johanneson 2001) Examples Request-Reply : [ Query/Direct ]+[ Inform ] Publish-Subscribe : [ Inform ]+[ any ]

Codifying EI Patterns with Speech Acts

Ack, Cancel, Direct, Fulfill, Inform, Propose, Query (drawing largely on Moore 2001, Johanneson 2001)

Examples

Request-Reply : [ Query/Direct ]+[ Inform ]

Publish-Subscribe : [ Inform ]+[ any ]

Action Types in BPM Characterizing task types in BPM Accept with no receipt sent Reject with no receipt sent Declare completion of task Propose to perform task Request to cancel task ... and others drawing largely on the UML specs for activity types

Characterizing task types in BPM

Accept with no receipt sent

Reject with no receipt sent

Declare completion of task

Propose to perform task

Request to cancel task ... and others

drawing largely on the UML specs for activity types

Mapping Heuristics Twenty-five Simple If-Then Rules Leveraging speech act structures in the patterns-base and Action Type structures in the process fragment Multiple Firings Given an Action Type Structure for a Process Fragment, can result in multiple suggestions

Twenty-five Simple If-Then Rules

Leveraging speech act structures in the patterns-base and Action Type structures in the process fragment

Multiple Firings

Given an Action Type Structure for a Process Fragment, can result in multiple suggestions

ID Assist

Application Applied to several processes manually Speedy Rentals Scenario from IBM Interactions identified: 11 Rules invoked: 8 Unique patterns identified: 3

Applied to several processes manually

Speedy Rentals Scenario from IBM

Interactions identified: 11

Rules invoked: 8

Unique patterns identified: 3

Empirical Results Design Support Task Size Errors, Effort Supported Size buckets tested make no difference

Interpretations Leveraging learning from design aid across tasks Understanding and facilitating learning for the designer within a design task Facilitating learning for the novice to become an expert across design tasks

Leveraging learning from design aid across tasks

Understanding and facilitating learning for the designer within a design task

Facilitating learning for the novice to become an expert across design tasks

Next Steps Letting go http://karthikeyan.umapathy.com/IDAssist/ Refining the Implementation Evaluation with practitioners of the trade Patterns as a Design / Learning Aid

Letting go

http://karthikeyan.umapathy.com/IDAssist/

Refining the Implementation

Evaluation

with practitioners of the trade

Patterns as a Design / Learning Aid