Third. Service modeling, architecture corporate value chain business process ------> service model
1. Service discovery (find several candidates that may become a service), including three methods:
(1) Top-level process decomposition (coarse granularity)
(2) Modeling of business goals (target -----> service)
(3) Analyze existing systems, divide, ratios (interface, form ...)
The above can lead the concept of the service directory.
Service Directory: It is a collection of potential services
2. Statute of service
Start with the service directory, decompose attributes, and what kind of business is connected to the existing business, decide which to be a service -----> model, written Specification
3. Realization of service
What need to pack, which needs new ways
Combined with traditional architecture (use case, etc.)
4. How to map from the service model to the reference architecture
To isolate the enterprise architecture
Business features -----> service
Service intermediary -----> ESB
Non-functional ------> Service supervision
Reference process engine
5. * Service Supervision
SOA flexibility {
Service model
Complexity -----> ESB
}
Regulatory method: {
Service model
Reference architecture
}
Methodology:{
Character
Responsibility
}
Flexible architecture rapid adaptation
Service Registration Library ------ Enterprise IT Lifecycle Management
