K. Schwarzenbacher: Förderative Unternehmensprozesse (Federated Business
Technologies, Standards and Perspectives of Network Systems, (in German).
focus on technologies for interoperation of inter-organisational
the book provides a good source of information on the current state of
providing a short outlook on the future as well. The authors present a
core concepts for modelling, implementing and monitoring business
Starting with requirements of business application and their
several technologies for service oriented architectures are presented
methodologies and tools for process design and monitoring of federated
processes are described. The main chapters of the book address
related subjects like service-oriented architectures,
web and grid services, federated data management, information and
portals. Related products and standards are identified.
business processes are understood by the authors as a concept to
contract-based co-operations between independent organisations, which
the exchange of information, products and services. One of the key
the concept of federation is the hiding of the internal structure of
individual processes and their internal knowledge from the
organisations as much as possible. Only those objects that are to be
exchanged will be
the collaborators. This means partners still have the freedom to change
improve their processes without violating the co-operation agreements.
interoperate across organisational boundaries, process interfaces have
to be provided
that enable the desired exchange.
architectures will use web service- and portlet-based applications as
re-useable building blocks for the design of business processes. These
applications are linked by workflows and use service based
support their execution. Such architectures can be structured
by server leads to 4-tier architectures with consumer (networks),
servers), process (application servers) and resource (data base
by abstraction provides an additional structure, which is orthogonal to
first one. This has lead to the development of specific infrastructure
by business objects follows the object-orientation paradigm, allowing
object internals. However, the authors state the problems with business
due to their undefined behaviour, which will occur in many object
The latter is due to the multiple interdependencies of object data and
relations between the business objects themselves.
by workflows provides isolation between business functionalities and
control flow thereby allowing changes to either one without changing
which are applicable in the different areas mentioned above are
BEA Systems, Brainloop, IBM, IDS Scheer, Microsoft, Oracle, SAP, and
Siebel. A final
identifies relevant standards defined by industry consortia for the
communication, workflow, platforms (workflow, web service and
domain models, security and content (access and representation).
Publicis Corporate Publishing,
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