Site Map for the Workflow Patterns Website

Control Flow Patterns

Control Flow Patterns Home Page
Bibliography

Basic Control Flow Patterns

1. Sequence
• FLASH ANIMATION of WCP1
2. Parallel Split
• FLASH ANIMATION of WCP2
3. Synchronization
• FLASH ANIMATION of WCP3
4. Exclusive Choice
• FLASH ANIMATION of WCP4
5. Simple Merge
   • FLASH ANIMATION of WCP5

Advanced Branching and Synchronization Patterns

6. Multi-Choice
• FLASH ANIMATION of WCP6
7. Structured Synchronizing Merge
• FLASH ANIMATION of WCP7
8. Multi-Merge
• FLASH ANIMATION of WCP8
9. Structured Discriminator
   • FLASH ANIMATION of WCP9

Structural Patterns

10. Arbitrary Cycles
• FLASH ANIMATION of WCP10
11. Implicit Termination
    • FLASH ANIMATION of WCP11

Multiple Instance Patterns

12. Multiple Instances without Synchronization
• FLASH ANIMATION of WCP12

13. Multiple Instances with a Priori Design-Time Knowledge
• FLASH ANIMATION of WCP13
14. Multiple Instances with a Priori Run-Time Knowledge
• FLASH ANIMATION of WCP14
15. Multiple Instances without a Priori Run-time Knowledge
    • FLASH ANIMATION of WCP15

State-Based Patterns

16. Deferred Choice
• FLASH ANIMATION of WCP16
17. Interleaved Parallel Routing
• FLASH ANIMATION of WCP17
18. Milestone
    • FLASH ANIMATION of WCP18

Cancellation Patterns

19. Cancel Task
• FLASH ANIMATION of WCP19
20. Cancel Case
    • FLASH ANIMATION of WCP20

New Control Flow Patterns

21. Structured Loop
• FLASH ANIMATION of WCP21
22. Recursion
• FLASH ANIMATION of WCP22
23. Transient Trigger
• FLASH ANIMATION of WCP23
24. Persistent Trigger
• FLASH ANIMATION of WCP24
25. Cancel Region
• FLASH ANIMATION of WCP25

26. Cancel Multiple Instance Activity
• FLASH ANIMATION of WCP26
27. Complete Multiple Instance Activity
• FLASH ANIMATION of WCP27
28. Blocking Discriminator
• FLASH ANIMATION of WCP28
29. Cancelling Discriminator
• FLASH ANIMATION of WCP29
30. Structured Partial Join
• FLASH ANIMATION of WCP30
31. Blocking Partial Join
• FLASH ANIMATION of WCP31
32. Cancelling Partial Join
• FLASH ANIMATION of WCP32
33. Generalised AND-Join
• FLASH ANIMATION of WCP33
34. Static Partial Join for Multiple Instances
• FLASH ANIMATION of WCP34
35. Cancelling Partial Join for Multiple Instances
• FLASH ANIMATION of WCP35
36. Dynamic Partial Join for Multiple Instances
• FLASH ANIMATION of WCP36
37. Acyclic Synchronizing Merge
• FLASH ANIMATION of WCP37
38. General Synchronizing Merge
• FLASH ANIMATION of WCP38
39. Critical Section
• FLASH ANIMATION of WCP39
40. Interleaved Routing
    • FLASH ANIMATION of WCP40
41. Thread Merge
• FLASH ANIMATION of WCP41
42. Thread Split
• FLASH ANIMATION of WCP42
43. Explicit Termination
    • FLASH ANIMATION of WCP43

Resource Patterns

Resource Patterns Home Page
Resource Modelling
Workflow Structure
Work Distribution of Resources
Footnotes
Bibliography

Creation Patterns

1. Direct Distribution
• FLASH ANIMATION of WRP1
2. Role-Based Distribution
• FLASH ANIMATION of WRP2
3. Deferred Distribution
• FLASH ANIMATION of WRP3
4. Authorisation
• FLASH ANIMATION of WRP4
5. Separation of Duties
• FLASH ANIMATION of WRP5
6. Case Handling
• FLASH ANIMATION of WRP6
7. Retain Familiar
• FLASH ANIMATION of WRP7
8. Capability-Based Distribution
• FLASH ANIMATION of WRP8
9. History-Based Distribution
• FLASH ANIMATION of WRP9
10. Organisational Distribution
• FLASH ANIMATION of WRP10
11. Automatic Execution
    • FLASH ANIMATION of WRP11

Push Patterns

12. Distribution by Offer - Single Resource
• FLASH ANIMATION of WRP12
13. Distribution by Offer - Multiple Resources
• FLASH ANIMATION of WRP13

14. Distribution by Allocation - Single Resource
• FLASH ANIMATION of WRP14
15. Random Allocation
• FLASH ANIMATION of WRP15
16. Round Robin Allocation
• FLASH ANIMATION of WRP16
17. Shortest Queue
• FLASH ANIMATION of WRP17
18. Early Distribution
• FLASH ANIMATION of WRP18
19. Distribution on Enablement
• FLASH ANIMATION of WRP19
20. Late Distribution
    • FLASH ANIMATION of WRP20

Pull Patterns

21. Resource-Initiated Allocation
• FLASH ANIMATION of WRP21
22. Resource-Initiated Execution - Allocated Work Item
• FLASH ANIMATION of WRP22
23. Resource-Initiated Execution - Offered Work Item
• FLASH ANIMATION of WRP23
24. System-Determined Work Queue Content
• FLASH ANIMATION of WRP24
25. Resource-Determined Work Queue Content
• FLASH ANIMATION of WRP25
26. Selection Autonomy
    • FLASH ANIMATION of WRP26

Detour Patterns

27. Delegation
• FLASH ANIMATION of WRP27
28. Escalation
• FLASH ANIMATION of WRP28
29. Deallocation
• FLASH ANIMATION of WRP29

30. Stateful Reallocation
• FLASH ANIMATION of WRP30
31. Stateless Reallocation
• FLASH ANIMATION of WRP31
32. Suspension-Resumption
• FLASH ANIMATION of WRP32
33. Skip
• FLASH ANIMATION of WRP33
34. Redo
• FLASH ANIMATION of WRP34
35. Pre-Do
    • FLASH ANIMATION of WRP35

Auto-Start Patterns

36. Commencement on Creation
• FLASH ANIMATION of WRP36
37. Commencement on Allocation
• FLASH ANIMATION of WRP37
38. Piled Execution
• FLASH ANIMATION of WRP38
39. Chained Execution
    • FLASH ANIMATION of WRP39

Visibility Patterns

40. Configurable Unallocated Work Item Visibility
• FLASH ANIMATION of WRP40
41. Configurable Allocated Work Item Visibility
    • FLASH ANIMATION of WRP41

Multiple Resource Patterns

42. Simultaneous Execution
• FLASH ANIMATION of WRP42
43. Additional Resources
    • FLASH ANIMATION of WRP43

Data Patterns

Data Patterns Home Page
Data Characterisation
Workflow Structure
Footnotes
Bibliography

Data Visibility

1. Task Data
• FLASH ANIMATION of WDP1
2. Block Data
• FLASH ANIMATION of WDP2 (Global)
• FLASH ANIMATION of WDP2 (Reference)
• FLASH ANIMATION of WDP2 (Value)
3. Scope Data
• FLASH ANIMATION of WDP3
4. Multiple Instance Data
• FLASH ANIMATION of WDP4
5. Case Data
• FLASH ANIMATION of WDP5
6. Folder Data
• FLASH ANIMATION of WDP6
7. Workflow Data
• FLASH ANIMATION of WDP7
8. Environment Data
   • FLASH ANIMATION of WDP8

Data Interaction

Internal Data Interaction

9. Data Interaction - Task to Task
• FLASH ANIMATION of WDP9 (Distinct Control and Data Channels)
• FLASH ANIMATION of WDP9 (Integrated Control and Data Channels)
• FLASH ANIMATION of WDP9 (Global Data Store)
10. Data Interaction - Block Task to Sub-Workflow Decomposition
• FLASH ANIMATION of WDP10 (Explicit Data Passing via Data Channels
• FLASH ANIMATION of WDP10 (Explicit Data Passing via Parameters)
• FLASH ANIMATION of WDP10 (Implicit Data Passing)

11. Data Interaction - Sub-Workflow Decomposition to Block Task
• FLASH ANIMATION of WDP11
12. Data Interaction - to Multiple Instance Task
• FLASH ANIMATION of WDP12 (Shared Data Passed by Reference)
• FLASH ANIMATION of WDP12 (Instance Specific Data Passed by Value)
• FLASH ANIMATION of WDP12 (Instance Specific Data Passed by Reference)
13. Data Interaction - from Multiple Instance Task
• FLASH ANIMATION of WDP13
14. Data Interaction - Case to Case
    • FLASH ANIMATION of WDP14

External Data Interaction

15. Data Interaction - Task to Environment - Push-Oriented
• FLASH ANIMATION of WDP15
16. Data Interaction - Environment to Task - Pull-Oriented
• FLASH ANIMATION of WDP16
17. Data Interaction - Environment to Task - Push-Oriented
• FLASH ANIMATION of WDP17
18. Data Interaction - Task to Environment - Pull-Oriented
• FLASH ANIMATION of WDP18
19. Data Interaction - Case to Environment - Push-Oriented
• FLASH ANIMATION of WDP19
20. Data Interaction - Environment to Case - Pull-Oriented
• FLASH ANIMATION of WDP20
21. Data Interaction - Environment to Case - Push-Oriented
• FLASH ANIMATION of WDP21
22. Data Interaction - Case to Environment - Pull-Oriented
• FLASH ANIMATION of WDP22
23. Data Interaction - Workflow to Environment - Push-Oriented
• FLASH ANIMATION of WDP23
24. Data Interaction - Environment to Workflow - Pull-Oriented
• FLASH ANIMATION of WDP24

25. Data Interaction - Environment to Workflow - Push-Oriented
• FLASH ANIMATION of WDP25
26. Data Interaction - Workflow to Environment - Pull-Oriented
    • FLASH ANIMATION of WDP26

Data Transfer Mechanisms

27. Data Transfer by Value - Incoming
• FLASH ANIMATION of WDP27
28. Data Transfer by Value - Outgoing
• FLASH ANIMATION of WDP28
29. Data Transfer - Copy In/Copy Out
• FLASH ANIMATION of WDP29
30. Data Transfer by Reference - Unlocked
• FLASH ANIMATION of WDP30
31. Data Transfer by Reference - With Lock
• FLASH ANIMATION of WDP31
32. Data Transformation - Input
• FLASH ANIMATION of WDP32
33. Data Transformation - Output
    • FLASH ANIMATION of WDP33

Data-Based Routing

34. Task Precondition - Data Existence
• FLASH ANIMATION of WDP34
35. Task Precondition - Data Value
• FLASH ANIMATION of WDP35
36. Task Postcondition - Data Existence
• FLASH ANIMATION of WDP36
37. Task Postcondition - Data Value
• FLASH ANIMATION of WDP37
38. Event-Based Task Trigger
• FLASH ANIMATION of WDP38 (Persistent)
• FLASH ANIMATION of WDP38 (Transient)
39. Data-Based Task Trigger
• FLASH ANIMATION of WDP39
40. Data-Based Routing
    • FLASH ANIMATION of WDP40

Exception Handling Patterns

Exception Handling Patterns Home Page
Introduction
A Framework for Workflow Exception Handling
Exception Types
Exception Handling at Work Item Level

Standard Evaluations

BPEL
BPEL4WS
BPMN
EPC
Oracle BPEL
UML
Websphere Integration Developer
XPDL

Commercial Product Evaluations

COSA
FileNet
FLOWer
iPlanet
SAP Workflow
Staffware
Websphere

Open Source Product Evaluations

jBPM
OpenWFE
Enhydra Shark

COSA
FLOWer
BPMN
Staffware
BizAgi

Pectra
Traxion
Axxerion
IBM

@enterprise
Oracle BPEL
Bonita
Kontinuum

Citations

• Workflow Patterns
• Advanced Workflow Patterns
• Website
• Data Patterns
• Resource Patterns
• Evaluations

Discussions related to the workflow patterns

Evaluations of tools and techniques using the workflow patterns

Use of workflow patterns in selecting a workflow management system

Systems inspired or directly influenced by the patterns

Use of the workflow patterns in teaching