Orchestrating services with BPEL培训

课程编码

bpelsvc

课程时长

21 小时 通常来说是3天,包括中间休息。

要求

Knowledge of XML, XSL and XSD, some exposure to SOAP and WSDL.

课程概览

本课程将为您提供当前市场中所有主要BPEL计划的广泛概述。

您将深入了解这项令人兴奋的技术的可能性。

在课程结束时,您应该能够:

  • 理解BPEL 1.1规范的关键概念
  • 能够学习BPEL的语法和语义
  • 理解BPEL和WSDL之间的关系
  • 通过构建复杂的应用程序获得使用BPEL的经验
  • 了解哪种BPEL结构最合适
  • 了解使用BizTalk或Oracle JDeveloper进行开发的最佳实践

Machine Translated

课程大纲

Orchestrating Services

  • web Service basics
  • The evolution of SOAP, WSDL and UDDI
  • Introducing the concepts of service orchestration
  • Design principles of BPEL
  • Components of the design
  • Process design patterns

The Scenic tour of Process Theory

  • Pi-calculus
  • Petri nets
  • State machines
  • Activity diagrams
  • BPMN and XPDL

Break the process into scopes

  • How scopes are used
  • Variables
  • Scopes and concurrency
  • Scopes and fault handling
  • Transaction rollback
  • Compensation

Extending the process with fault handling

  • Define fault handlers for scopes
  • Signal faults to the client
  • Signal faults to partner services
  • Inline fault handling
  • Forced termination
  • Suspended state usage

Add a compensation handler

  • Define the scenario for compensation
  • Define a compensation handler
  • Invoke a compensation handler
  • Rolling back a transaction
  • Undoing business events

Accept more than one response from asynchronous web services

  • Use pick instead of receive
  • Use pick to signal faults
  • Add timeouts
  • Synchronous vs Asynchronous approach
  • Event-driven approach

Add event handler for a scope

  • Message events
  • Alarm events
  • Adding sensors
  • Pick shape usage
  • Event driven Architecture concepts

Use dynamic partner links to invoke partner services

  • Define dynamic links
  • Assigning partner links
  • Changing partner links
  • Choosing a service from the UDDI registry

Understanding correlation

  • Define correlation manually
  • Declare message properties
  • Use of correlation sets
  • More than 2 participants in a correlation
  • Correlation and Asynchronous approach

Develop a complex parallel execution of activities

  • Designing concurrency
  • Controlling complex concurrent flows using links
  • Implementing convoys
  • Human workflow integration
  • The newest version of BPEL previewed

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