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I owa State UniversityDi gital Repository @ Iowa State University 4( -,2++&"++*,,"'&+0&-,!'*"1%"&"+,*,'*'" ",$('+",'*0'/,,&".*+",0'*%'*"&'* Quantifiable non-functional requirements modeling and static verification for web service compositions by

Hongyu Sun

A dissertation submitted to the graduate faculty

in partial fulfillment of the requirements for the degree of

DOCTOR OF PHILOSOPHY

Major: Computer Science

Program of Study Committee:

Robyn R. Lutz, Major Professor

Samik Basu

Carl K. Chang

Ratnesh Kumar

Hridesh Rajan

Iowa State University

Ames, Iowa

2010
Copyright © Hongyu Sun, 2010. All rights reserved. ii

TABLE OF CONTENTS

List of Tables .................................................................................................................... vi

List of figures ................................................................................................................... vii

ACKNOWLEDGEMENTS ............................................................................................ xi

Abstract..... ..................................................................................................................... xiv

CHAPTER 1. Introduction ...............................................................................................1

1.1 Automata-Based Verification of Security Requirements of Composite Web

Services........................................................................................................................... 5

1.2 Product-Line-Based Requirements Customization for Web Service

Compositions ................................................................................................................. 8

1.3 Contributions....................................................................................................... 12

1.4 Outline .................................................................................................................. 15

CHAPTER 2. Related Research .....................................................................................17

2.1 Service Oriented Architecture ........................................................................... 18

2.2 Web Service Composition .................................................................................. 20

iii

2.3 Non-Functional Requirements Monitoring in Web Services .......................... 22

2.4 Verification of Web Service Compositions ....................................................... 24

2.4.1 FRs and NFRs Models for Web Service Compositions ........................... 24

2.4.2 Verification of Security and Reliability Constraint ................................. 27

2.5 Software Product Line Engineering in Web Service Composition ................ 28

CHAPTER 3. Case Study: the Emergency Management System ...............................31

3.1 EMS Examples .................................................................................................... 31

3.2 Emergency Management System Case Study .................................................. 32

CHAPTER 4. Automata-Based Verification of Security Requirements of

Composite Web Service ...................................................................................................36

4.1 Introduction ......................................................................................................... 37

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