Webservices – forretningsprocesser

2

Business Process WS-BPEL Case Study

◦ PI-Kalkulus?????????◦ Forklaring af WS-BPEL elementer

WS-BPEL byder på mere

Oversigt

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Business Process Business Process Execution Language (BPEL)

◦ Beskriver en Business proces◦ Definerer interaktioner med Web Services

Executable Process◦ Præcis beskrivelse◦ Alle detaljer

Abstract Process◦ Delvist specificeret proces◦ Kan ikke eksekveres◦ Proces skabelon

Business Process

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Revision af BPEL4WS Web Service – Business Process Execution

Language Formel beskrivelse af BP og BP Protokoller XML syntaks

◦ Human readable Benytter

◦ XML Schema◦ Xpath expressions

WS-BPEL

5

Travel Planner◦ Tjek hotel◦ Tjek billeje◦ Tjek fly◦ Book fly

Case Study

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Pi Kalkulus????

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Partner Links Variables Sequence Assign Flow Metoder

◦ Receive◦ Reply◦ Invoke

Travel Planner BPEL

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Variables

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Sequence & Assign

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Flow

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Metoder

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Sequence◦ if-else◦ while◦ repeatUntil◦ forEach

Scope◦ Exception Handling◦ Event Handling

onMessage onAlarm

WS-BPEL byder på mere