The Feasibility Study and Implementation of

ITRI SME-PDM on Microsoft .NET platform

By

Zheng-Nan Shi

A thesis submitted to

Department of Computer Science and Information Engineering

College of Engineering

National Taiwan University

in partial fulfillment of the requirements

for the degree of master in

Computer Science and Information Engineering

2004

Abstract

…�dû˝àSzûÍ SME-PDM ß¹’e�ÜÍ$�Tƒ�, .NET �«, 1

‚à�, .NET �«=1TXíÖáÔ4Z¾Í$^?D&ˆÍ$jZ4� SME-PDMÍ$Ê�Tí¬˙2`XrÖ˚Ø, FJBÊ�, .NET �«,õTøPß¹’e�ÜÔ

$Í$, „pÊ .NET �«,ÞõT|¥_Í$íªW4� �d2}ÌHàSn?õT|

øP-Zpü, ¯¯$“ã¼íøP×�,ñÍ$� Êõð¶}}ªœs_Í$5Èí^

?, ¥s_Í$·Uà .NET �«, …b}�u�, .NET -ZÍ$DÝ .NET -ZÍ

$� BbêÛ, .NET -ZÍ$ÖÍªÝ .NET -ZÍ$ �<rí^?, Oº?DéÍ

$yx!Z4, 7/Z¾J(&ˆÍ$DØkÍ$íµÆ�� J,¥<ql}&Í$í%ð

.¢_àk PDM Í$, yªJPàÊLSÛbù“d•D-Z}&í×�,ñÍ$�

Contents

1 PDM Introduction 6

1.1 PDM Í$í– . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.2 PDM Í$�� . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.3 SME-PDM Í$�Ü . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.3.1 ql�Üc¯�� (Design Integration Management Service) 71.3.2 �…−„c¯�� (Version Control Service) . . . . . . . . . 81.3.3 ö�¼˙c¯�� (Check Design Control Service) . . . . . 81.3.4 ql‰yc¯�� (Design Change Control Service) . . . . . 81.3.5 ù�ª�−�c¯�� (Project Schedule Control Service) . 91.3.6 ›°�Çê=1�� (Collaborative Development Environ-

ment Service) . . . . . . . . . . . . . . . . . . . . . . . . . 9

2 SME-PDM Í$-Z 10

2.1 Í$-ZŠ?zp . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102.1.1 Layer4: Uà6�Þµ (Web Server) . . . . . . . . . . . . . 102.1.2 Layer3: Š?_ µ (PDM Activity Module) . . . . . . . . 112.1.3 ˙‰y’e�Ü_ (Engineering Change Control Mod-

ule, EC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112.1.4 �…−�_ (Version Control Module) . . . . . . . . . . . 122.1.5 Óe�Ü_ (Bill of Material Control Module, BOM) . . 122.1.6 ÓKÞ·U‚�Ü_ (Life Cycle Management Control Mod-

ule, LCM) . . . . . . . . . . . . . . . . . . . . . . . . . . . 132.1.7 ù�ª�−�_ (Project Schedule Management Control

Module, PSM) . . . . . . . . . . . . . . . . . . . . . . . . 132.1.8 Layer2: XML j&µ (BizObject Framework) . . . . . . . 132.1.9 Layer1: ’e榵 (Database Server) . . . . . . . . . . . . 14

2.2 81zp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3 Ç, SME-PDM �²Ñ .NET Framework �« 18

3.1 .NET Framework Introduction . . . . . . . . . . . . . . . . . . . 183.1.1 Microsoft ¬ ,ñê�½æ . . . . . . . . . . . . . . . . . . 183.1.2 .NET Architecture . . . . . . . . . . . . . . . . . . . . . . 193.1.3 Architecture . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.2 SME-PDM xX A . . . . . . . . . . . . . . . . . . . . . . . . . 203.3 Ê .NET 2D SME-PDM óÉ5xX . . . . . . . . . . . . . . . . 22

3.3.1 ASP.NET . . . . . . . . . . . . . . . . . . . . . . . . . . . 223.3.2 ADO.NET . . . . . . . . . . . . . . . . . . . . . . . . . . 243.3.3 BizTalk Server . . . . . . . . . . . . . . . . . . . . . . . . 24

3.4 SME-PDM ¯�ªW4Ç, . . . . . . . . . . . . . . . . . . . . . . 243.4.1 VB to VB.NET ªW4Ç, . . . . . . . . . . . . . . . . . . 243.4.2 ASP to ASP.NET ªW4Ç, . . . . . . . . . . . . . . . . 25

3.5 BizObject Framework Ñ�Wzp�²¼˙ . . . . . . . . . . . . . . 25

1

4 PDM Í$˙�qlõT 27

4.1 Í$Çê¼˙ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274.2 õTŠ?}& . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284.3 -Zql . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

4.3.1 .NET N-tier -Z–1 . . . . . . . . . . . . . . . . . . . . . 294.3.2 PDM Í$-ZUà Microsoft .NET . . . . . . . . . . . . . 30

4.4 Uà6�Þµ(Web Server Layer) . . . . . . . . . . . . . . . . . . . 314.4.1 ASP.NET . . . . . . . . . . . . . . . . . . . . . . . . . . . 314.4.2 User Interface Design . . . . . . . . . . . . . . . . . . . . 334.4.3 Cache . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Application Cache . . . . . . . . . . . . . . . . . . . . . . 35Session Cache . . . . . . . . . . . . . . . . . . . . . . . . . 35A Cache Example . . . . . . . . . . . . . . . . . . . . . . 35

4.5 Š?_ µ(Activity Module Layer) . . . . . . . . . . . . . . . . . 364.5.1 Simple Object Access Protocol Introduction . . . . . . . . 37

XML introduction . . . . . . . . . . . . . . . . . . . . . . 37Web Service . . . . . . . . . . . . . . . . . . . . . . . . . . 38SOAP message architecuture . . . . . . . . . . . . . . . . 39SOAP Example . . . . . . . . . . . . . . . . . . . . . . . . 39

4.5.2 Interface Module . . . . . . . . . . . . . . . . . . . . . . . 40An Interface Module Example . . . . . . . . . . . . . . . . 40

4.5.3 Component Module . . . . . . . . . . . . . . . . . . . . . 414.5.4 Entity Module . . . . . . . . . . . . . . . . . . . . . . . . 41

An Entity Module Example . . . . . . . . . . . . . . . . . 41Z¾Í$&ˆ£�Ü . . . . . . . . . . . . . . . . . . . . . . 42

4.6 ’e榵(Data Access Layer) . . . . . . . . . . . . . . . . . . . . 434.6.1 Data Access Component Module . . . . . . . . . . . . . . 43

Data Access Component Example . . . . . . . . . . . . . 444.6.2 ADO.NET Introduction . . . . . . . . . . . . . . . . . . . 45

Data Access Example . . . . . . . . . . . . . . . . . . . . 454.7 ’eéµ(DataBase Layer) . . . . . . . . . . . . . . . . . . . . . . 45

4.7.1 }&¦)Í$’e[ . . . . . . . . . . . . . . . . . . . . . . 454.7.2 � ’e[D’e[5ÈíÉ© . . . . . . . . . . . . . . . . . 474.7.3 ’eéÍ$-Z . . . . . . . . . . . . . . . . . . . . . . . . . 48

5 Experiments 50

5.1 Ý .NET -Z -Í$�Ü . . . . . . . . . . . . . . . . . . . . . . 505.2 Experimental Environment . . . . . . . . . . . . . . . . . . . . . 515.3 Experimental Results . . . . . . . . . . . . . . . . . . . . . . . . . 52

6 Experiences 53

2

List of Figures

1.1 ql�Ü��«Tí–1_� . . . . . . . . . . . . . . . . . . . . . . 71.2 ›°�Çê=1��-Z . . . . . . . . . . . . . . . . . . . . . . . . 9

2.1 SME-PDM Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . 102.2 EC Module ˙�¼˙Ç . . . . . . . . . . . . . . . . . . . . . . . . 112.3 Í$épåÞ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.4 Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.5 Í$ép(åÞ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.6 Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152.7 Uà6²ÏhÓeK[À . . . . . . . . . . . . . . . . . . . . . . . . 162.8 Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162.9 Uà6hÓeK[ÀB’eé . . . . . . . . . . . . . . . . . . . . . . 162.10 Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162.11 hÓeK[ÀêA . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172.12 Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.1 .NET -Z–h . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193.2 SME-PDM Í$xX A . . . . . . . . . . . . . . . . . . . . . . . 203.3 SME-PDM Í$óúÊ.NET 2óÉxXÇ . . . . . . . . . . . . . . 223.4 ASP.NET -Z . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233.5 Web service Overview . . . . . . . . . . . . . . . . . . . . . . . . 233.6 ComException Error . . . . . . . . . . . . . . . . . . . . . . . . . 26

4.1 .NET $“@àÍ$-Z . . . . . . . . . . . . . . . . . . . . . . . . 294.2 PDM -ZqlÇ . . . . . . . . . . . . . . . . . . . . . . . . . . . 304.3 ASP ÏW¸W, Uà6�pâ±£E�� . . . . . . . . . . . . . . . . . 324.4 ASP ÏW¸W, /�ÂÏW Script, 1�fÏW(!‹� . . . . . . . . . 324.5 ASP ÏW¸W, Uà6Z½ÂQY*/�Âf�í HTML !‹� . . . . 334.6 ASP ÏW¸W, Uà6Z½Â�ý HTML !‹� . . . . . . . . . . . . 334.7 Uà6²¦Uà)4²á . . . . . . . . . . . . . . . . . . . . . . . . 344.8 DataGrid Ê)4_�Uà DropDown List . . . . . . . . . . . . . . 344.9 UàDropDown List ²¦;bqìí,�¶Æ . . . . . . . . . . . . . 344.10 ,�¶ÆZ‰(íÕG . . . . . . . . . . . . . . . . . . . . . . . . . 344.11 Í$�áÕG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364.12 Uà6George épÍ$ . . . . . . . . . . . . . . . . . . . . . . . . 364.13 ßÞApplication Cache . . . . . . . . . . . . . . . . . . . . . . . . 364.14 ßÞSession Cache . . . . . . . . . . . . . . . . . . . . . . . . . . . 364.15 Uà6×Ç,Session Cache ¾Ü . . . . . . . . . . . . . . . . . . . . 364.16 Actvity Module Layer Architecture . . . . . . . . . . . . . . . . 374.17 WebService æ˜-Z . . . . . . . . . . . . . . . . . . . . . . . . . 394.18 SOAP Message Architecture . . . . . . . . . . . . . . . . . . . . . 394.19 Data Access Layer Architecture . . . . . . . . . . . . . . . . . . . 444.20 Database Table list . . . . . . . . . . . . . . . . . . . . . . . . . . 46

3

4.21 The relation between Departments and Roles Table . . . . . . . . 474.22 Database Structure . . . . . . . . . . . . . . . . . . . . . . . . . . 49

5.1 Ý.NET –1Í$-Z . . . . . . . . . . . . . . . . . . . . . . . . . 505.2 õð!‹ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

4

List of Tables

5.1 Í$Uà,ñxX’e . . . . . . . . . . . . . . . . . . . . . . . . . 515.2 wñºe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

5

Chapter 1

PDM Introduction

…ı��Üs_3æ}�Ñ Product Data Management(PDM) í!…–1£ûÍÇ

êí PDM óÉ,ñ SME-PDM� ‡ú PDM !…–1¶}ízp}�Àí·H PDMÍ$í–£ PDM Í$��, 7Ê SME-PDM �ÜjÞ, Bb}ú SME-PDM íŠ?

Tø_Ì`ízp� -Þdı¡5ûÍ SME-PDM `çdK[1]�

1.1 PDM Í$í–

ß¹’e�Ü (PDM) |o–Ä�Ê1985�, o‚uUàÊNØ“� çvšßt− (Boe-ing) ı�?�O¬ í%ð� dK’e� 0§ûê, Ošßt−êÛ-HÛï:

• ’e¾£læ˛ÈØ×�

• ’e½©.q�

• ’e³ÜC.êc�

• ̶vƒ®dK’e5�^�…�

• ’e5y‚àgMQ�

šßt−Ñ7j²J,½æ1T¯’ey‚àgM, šßt−Ð/Ip�¬400N1j

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˱Q25%íìœÇêv˙� ¡�V«É6¢–ø³ PDM êã, wŸÄuÄÑÅq$“

%Ð6˛<…ƒß“×=15·œ, Úâ`¨c¯?‰�Ñhß¹ûê5c¯?‰�

1.2 PDM Í$��

ß¹’e�ÜÍ$ (PDM) uJß¹Ñ2-íûê›°T�«� ¤Í$ªJ}é� ½Õ

ß¹Þ·U‚2Fß|5xXdK� Çf� [À, 1J"� }&ß¹Þ·U‚qFßÞ5

óÉ’m� ß¹’e�ÜÍ$ªfn’mÏà, Tôß¹¹”� òsqlvÈ, JT¯ß¹

’e5y‚àgM� PDM Í$%¬D$“’Äd• (Enterprise Resource Planning,ERP) �Í$íc¯, ªøß¹’e��ƒc_$“’m“Í$, ¹êA*ß¹ûêƒÞß

`¨�»í�Ü, |�õÛêcíß¹Þ·U‚�Ü (Product Lifecycle Management,PLM)

1.3 SME-PDM Í$�Ü

…��ÜûÍÇêí PDMÍ$, Bb˚…Ñ2ü$“’e�ÜÍ$ (Small and MediumEnterprise, SME-PDM)� ¤Í$uûÍ%¬Ö�VÊ$“äR� PDM í-)7û

ê, uø__¯Åq2ü�$“5ß¹’e�ÜÍ$� J%íß¹’e�ÜÍ$íûpÛb

6

Ip×¾ívÈDA‰A…, úk2ü$“7kÊ¥jÞíI’%%œÑãF, OÓO$“

úkTô¬�‰íb°5-, $“ûp PDM øu#“$“¬�‰í½bx�

ß¹íÞ·U‚3b¨Ö�îEÛ°� ql¼¨� `¨DÞß�Ü� �»D»(��£

ß¹�YJ0�, 7‡ú_¼¨Ñß¹íÇ꼨� ;W Alan MacCormack[4]û˝$l, û꼨ø2cñß¹í¹”£àcñA…í80%� ĤàSUà�^í�Üj¶

D’m$¯xVTÜql¼¨FßÞí®é�˙’m, úkT¯ß¹¬�‰4uÝ�

½bí�

øO7k, ß¹’e�ÜÍ$ (Product Data Management System, PDM) ªJ

j²ql¼¨í�ÜÛ°J£×¶}í’mc¯íT� ñ‡ÅqÕ˛�rÖ×�$“ù

ª PDM Í$dß¹íûê�Ü, 6úk PDM Í$T¯ß¹ûêí^06·�M'ì

íG�� OuùªøPŠ?êcí PDM Í$úk2ü$“7k1.uêr¯¯A…^ï

í, ÄÑ PDM Í$*ûpƒÍ$�0� Š?î„“J£Í$,((í&ˆ�, ·Ûb$

“3Ip.ýíA‰D%‘� ÇÕ, ñ‡$“`¨Þ߲%�ù“}í�², Ĥ,-Á

í$“È›°Çêß¹J±Qß¹A…íº�˛nÚäõ� Oñ‡1³�ø_êc/ûp

A…Qí PDM Í$VX¶$“ªW›°ûêí�Ü� Ĥñ‡2ü$“ªJUàûÍ

Çêí2ü$“’e�ÜÍ$, ÄÑ SME-PDM uø_úk2ü$“VzA…œÑQî,1/Š?_àíøáß¹�

-ÞBb�Ü SME-PDM í3bŠ?, d2}As_3æ, }�zpql�Üc¯�

�J£›°�Çê=1��íŠ?�

1.3.1 ql�Üc¯�� (Design Integration Management Ser-vice)

ql�Ü��3bÊTXß¹ql’m�ÜóÉŠ?� ql�Üc¯��íŠ?�ûá}

�u�…−„��� qlö�¼˙��� ql‰y�Ü��£ù�ª��−��� d�…−

„��càV�Üql’mí�…, dqlö�¼˙��càV�Üql’mí¼�öð’e

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øOí_A7kùª×�$“Uàí PDM Í$%%u_’½íŠV� ÛÊ SME-PDMÍ$TXdql�Üc¯��cí–1� $“CUà6ªJYW$“íql�ܼ˙CAÐ

íÛ°N¬æÒæ˜Uà SME-PDM Í$FTXíql�Ü��, 1�â��Uà_�

V±Qûp PDM Í$íA…, Ç 1.1 Ñql�Ü��«Tí–1_��

internet

SME-PDM provider

DB

Server

Person

Flat File Enterprise

Figure 1.1: ql�Ü��«Tí–1_�

ql�Üc¯��–1?DõÛ±Q$“A…DT¯ß¹¬�‰íè�5Éœ, ÊkF

�Š?��íTX·b�Uà6.°í–}, à¤n?ü\TX_¯í��#.°Û°í

$“ñCuøOíUà6� ÇÕ, YWUà6íÛ°DÛ°Õ”.°, Í$ql�Ü��È

íŠ?ªJó�c¯, �JTXy�˜í��#Uà6�Í$c¯j¶ªJYWUà6íÛ

°>âè½ÈÑVc¯q0, 1/ªYW$“íÛ°ªW�Gº0J®ƒö£±Q$“í

UàA…� J-zpql�Ü��í®áŠ?��qñ�

7

1.3.2 �…−„c¯�� (Version Control Service)

�…−„c¯��?TXql¼¨í’m�…‰y�Ü� Êß¹íql¼¨, $“íql¶

Æ}ÄÑß¹í–1ßÞrÖíqldK, 7Êß¹ql¼¨í¬˙2, ß¹ql’m}Ä

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çql’eƒ/øêAõv, ö�¼˙c¯��àV²ìql’eu´£üC¯¯qld

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pö�¼˙��vÛbè½ÈÑ»ºn?�ªœßí��¹”�

1.3.4 ql‰yc¯�� (Design Change Control Service)

çql’e¦¬êWö�(, Uà6.?DL<‰�ql’eíÕG�7çUà6Ûb‰y

˛%êWí’e, Ì�uhÓ� ^ZCutη.âb%¬ql‰yí¼˙C˚5Ñ˙‰

y (Engineering Change, EC) üw(n?\‰y, ¥šíñíu$“ı�?DN¬Í

$¦³ql’eí‰y�

øOql‰yí¬˙ª}Ñs¼¨, }�Ñql‰y (Design Change Request, DCR)£˙‰y (Engineering Change Request, ECR)� çUà6Ûb‰yql’ev.â

lT|ql‰y (DCR) íÛ°, 1zpÛb‰yíŸâJ£F;b‰yíáñ� ʦ¬

ö�(âql‰y�„AºßÞ˙‰y·I (ECR), 1ê»#óÉíŠ�Aº� çF�

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8

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9

Chapter 2

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10

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11

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12

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17

Chapter 3

Ç, SME-PDM �²Ñ .NETFramework �«

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18

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23

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9. /<!��GZ‰, Wà Data .yu double í$��

24

10. âk VB .NET X¶Ö½ÏWé, FJ.â·<˙�{u´EÑérÏWé�

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âk SME-PDM ÊUà6�Þµ2FUàí ASP u Java Script, Ä7Ó‹7¯�í

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BizObject Framework 3bóÉf� (BizUtility.vb�PDMClass.vb�PDMObject.vb�System.vb)âk SME-PDM ¬kó×, Ê�²¬˙uJ˙�xkóñÑ3, Ĥñ‡l.�² ADO¶},

25

Ê�²¬˙2Ûb^ZíËjà-:

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• ˜Ïª?ŸÄzp

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26

Chapter 4

PDM Í$˙�qlõT

‡øı)ø, àb‚àH˙�^ZAÑ .NET �…,í˚Ø�¸½Ÿø_hí .NET �…íØ�u!…,uÏ.Öí, Ĥb²kqlø_ PDM Í$íÔ$, 7 PDM Í$Š

?õÆ, FJ²Ï7�áœÑx�H[4í PDM Í$Š?, à-�:

• Í$Aº�Ì�Ü: !…,Í$Aº�ÜÊ PDM í0äuø_|!…íŠ?, Ä

Ñ�^Aºí�„n?D�^íªWß¹�ÜÍ$�

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�-Çá�ÜàSõTøP PDM Í$íÇê¼˙, ÛÊÇêøP×�ù�,ñí¬˙˛

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• -Zql

• Uà6�Þµ(Web Server Layer)

• Š?_ µ(Activity Module Layer)

• ’e榵(Data Access Layer)

• ’eéµ(DataBase Layer)

27

4.2 õTŠ?}&

ñ‡BøbõTí¶}uAºÍ$�Ì�ܶ}, ¥_Š?ªJ�ÜUà6ÊPDM Í$

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4.3 -Zql

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Þ, Ì��Ü-Z³ÞíŠ?–)�

28

4.3.1 .NET N-tier -Z–1

h PDM Í$@à˙�uSàúµ�j4-Zí ASP.NET Web @à˙�� JÇ4.1Ñ

3b!�–1, …u Microsoft .NET N-Tier -ZÇ[6], Ç4.1Df$íúµ�j4-Z

Figure 4.1: .NET $“@àÍ$-Z

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æ¦S˛Ó¹í˙åuZ½ß¹ñ“� �e¼¹Ì�’m� ²˛ƒ˛Óš� ^Z£üwS˛

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29

\Uàíä0,� 7 Service Agents jKTXãÊwFÍ$Š?í��, WàãÊÀ¼

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30

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31

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32

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33

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34

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35

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36

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4.5.1 Simple Object Access Protocol Introduction

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Web ,í!ZD�G’m� øï/�ÂQYƒ XML ��’e, /�Â}Uà XML }

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37

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Web Service

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38

Browser

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SOAP Example

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39

POST /InStock HTTP/1.1Host: www.stock.orgContent−Type: application/soap+xml; charset=utf−8Content−Length: nnn

<?xml version=”1.0” encoding=”utf-8”? >

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4.5.2 Interface Module

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¾ Component Module ³Þí¼“Š?, ª7TòÍ$ér4� éUà6«?D‚à¤

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An Interface Module Example

Interface Module uc¯�µí Component Module Š?, z¥<Š?TXø_ WebService �Þ#Õ¶Uà6, ÛÊÿÔø_Wä, uÉkUà6™Mð„í Web Service�

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’�p LoginID Password’çÊ Users 2�¥_Uà6v�f¤Uà6 ID, J̤Uà6�f˛å�

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Ê .NET Framework 2, à‹bõTø_ Web Service ��, ˙�ÉÛbÊ method‡Þ‹,<WebMethod()>¥_™p, ¥_ method Ê .NET Framework �«,AÍ

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40

4.5.3 Component Module

Component Module uc_Í$�-, ¨ÖF�í¼“j4Š?� ñ‡õTí¶}u Ac-cess Control Logical(ACL) �Ì�Ü� …Éu Component Module íø_Wä� Ê

Í$�Ì�ܳÞ, Uàƒs�xX, ø�uÉkérjÞ, Çø�u�Ü}< query Dtransaction ÕG�

érjÞíxXuUà Message-Digest Algorithm 5(MD5) xX, zø_L<Å�

íå��‰²AøìÅí×cb (128bit), MD5 Æ�¶.Ûb Public Key C Private, uø�.ªLí‹òÆ�¶� MD5 \@àÊ UNIX ¸ Linux �T“Í$2� WàÊ

UNIX Í$2, àEíò{ÿuJ MD5 %‹ò(ælÊdKÍ$2� çàEé“ív`,Í$zàE�píò{l�A MD5 M, Í(y ¸\æÊdKÍ$2í MD5 MªWª

œ, ª7üì�píò{u´£ü� ¦¬¥ší¥, Í$Ê1.ø−àEò{íp{í8

”-ÿªJüìàEé“Í$í¯¶4� ¥.OªJfnàEíò{\x�Í$�ܺ�

ÌíàEø−, 7/´Êøì˙�,Ó‹7ò{\újíØ��

�Ü}< query D transaction ÕG, Bb.â}<Uà6í�T, u´x�ø©�

íóYÉ[, C6ÉuàVŒÉ’e� à‹Š?�TÉàVT’eŒÉ, Ê .NET Frame-work ªJUà DataReader ¥_ƒ�, …ªJÓ‹ŒÉí§�, 1ªÁý’eéÍ$í

ŠV� ÇÕ�Üæ�ÕG (transaction) ñíu�ܼ“¼˙, 'ÖUà6ÏWí�Tx

�øìíŸåÉ[, 7/©ø_¥·.âbüõêA, Ô_WäVz, hÓø_ù�.â

²¦ù��Ü6, ù�Aº, ¸hÓäù�±˚�¥� à‹w2ø_¥³�êA, µÍ$.âb�?D�+íŠ?, ¥_v`BbÿªJz¥<�T¦ékÛb transaction x

Xí�T, Í$.âÇÕ‹J�Ü�

4.5.4 Entity Module

Entity Module Š?u·Hd¸F�ÊÍ$2í’e1/‚à¤_ ·Hí’eÊÍ$

jK2f�� Entity _ H[7Í$2íǦÓK, ¤_ ¥_Í$2í’eAÑ®�¼

“ entity object, Bb«à®� entity object ÊÍ$2©_ Tier 52f£, ¥_ql

íiõÊkÉbBbí’eé�Z‰, du Product ’e[Ó‹CÁý7/ø_hP, B

bÉÛbÊ Business Entities ¤_ 52T^Z, c_Í$f£ Product í¥_’eÿ

}Z‰, 7¥_Í$f£ÓKíiõÊkéBb'ñq^ZÍ$f£m7, Ó‹Í$�4,ñq&ˆÍ$f£’eíø_4�

¤_ õTj�'dÊ C xk³Þí Struct ì2–1�

typdef struct {int UserID; char name; char loginName, char password;} user;

Ê Entity Module ì2 user ’e��(, F�˙�jK·}UàÊ Entity Module 2

ì2í user ¥_’e��� user data type 2��_bÖ, du userID �name �login-Name £ password �, F�˙�_ bTÜ user í’e, ·.âN¬Bb˛%ì2ß

í¥_ user ��� ¥6ÿ®ƒéF�íjKUà$ød�í’e, Ó‹Í$�4, éÍ$

ñq&ˆí–1�

An Entity Module Example

ñ‡õTí¶}uì27�á’e��, }��Uà6’e (User)� iH’e (Role)�¶Æ’e (Department)� �Ì’e (Authorization)� ù�’e (Project)� äù�’

e (Categories). . .�� Ê .NET Framework 2, �ß��xXªJàVõT EntityModule � à-�:

• XML

• DataReader

• DataSet

41

• Typed DataSet

• Custom object

…_ õTíj�Sà XML xX, ‚à™pV·H¼“õñÓK (entity object)� �-

uì2 User í’e��õW:<?xml version=”1.0” encoding=”utf-8” ?><xs:schema id=”dsUsers” targetNamespace=”http://tempuri.org/dsUsers.xsd”elementFormDefault=”qualified”attributeFormDefault=”qualified” xmlns=”http://tempuri.org/dsUsers.xsd”xmlns:mstns=”http://tempuri.org/dsUsers.xsd”xmlns:xs=”http://www.w3.org/2001/XMLSchema”xmlns:msdata=”urn:schemas-microsoft-com:xml-msdata”><xs:element name=”dsUsers” msdata:IsDataSet=”true”><xs:complexType><xs:choice maxOccurs=”unbounded”><xs:element name=”Users”><xs:complexType><xs:sequence><xs:element name=”UserID” type=”xs:int” / ><xs:element name=”Name” type=”xs:string” / ><xs:element name=”LoginName” type=”xs:string” / ><xs:element name=”Password” type=”xs:string” minOccurs=”0” / ><xs:element name=”Description” type=”xs:string” minOccurs=”0” / ><xs:element name=”RoleID” type=”xs:int” / ><xs:element name=”ValidDay” type=”xs:dateTime” minOccurs=”0” / ><xs:element name=”InValidDay” type=”xs:dateTime” minOccurs=”0” / >< /xs:sequence>< /xs:complexType>< /xs:element>< /xs:choice>< /xs:complexType><xs:unique name=”dsUsersKey1” msdata:PrimaryKey=”true”><xs:selector xpath=”.//mstns:Users” / ><xs:field xpath=”mstns:UserID” / >< /xs:unique>< /xs:element>< /xs:schema>

Z¾Í$&ˆ£�Ü

Entity Module ªJZ¾Í$í&ˆ¸�Üí˚Ø�� Entity Module u .NET –1-

Z2íøájK, µÑBó¤_ ªJdJ,¥<Z¾á? J-Ôø_õÒíWädzp,à‹Bbb‡ú’eé2í’e[�hÓhP, µc_Í$ÛbàSd&ˆ£�Ü�

cqBbbúk’eé2 User ’e[�ThÓø_hP, ¥_hPí±˚uR�� ó

úí, ÊÍ$2BbÉÛb�Ü Entity Module 2퉓, 7.Ûb�ƒÍ$wF_ �

ÄÑ…_ õTíj�Sà XML xX, ĤÉÛb‡ú User ’e��hÓø_·Hj

Ö, ‚षHjÖ·HP�¥_hP˘4, c_Í$2F�Uàƒ User ’e��í_

¦m’eZ}yhÑhí User ’e��� ^Z5( User ’e��õWà-�

42

<?xml version=”1.0” encoding=”utf-8” ?><xs:schema id=”dsUsers” targetNamespace=”http://tempuri.org/dsUsers.xsd”elementFormDefault=”qualified”attributeFormDefault=”qualified” xmlns=”http://tempuri.org/dsUsers.xsd”xmlns:mstns=”http://tempuri.org/dsUsers.xsd”xmlns:xs=”http://www.w3.org/2001/XMLSchema”xmlns:msdata=”urn:schemas-microsoft-com:xml-msdata”><xs:element name=”dsUsers” msdata:IsDataSet=”true”><xs:complexType><xs:choice maxOccurs=”unbounded”><xs:element name=”Users”><xs:complexType><xs:sequence><xs:element name=”UserID” type=”xs:int” / ><xs:element name=”Name” type=”xs:string” / ><xs:element name=”LoginName” type=”xs:string” / ><xs:element name=”Password” type=”xs:string” minOccurs=”0” / ><xs:element name=”Description” type=”xs:string” minOccurs=”0” / ><xs:element name=”RoleID” type=”xs:int” / ><xs:element name=”ValidDay” type=”xs:dateTime” minOccurs=”0” / ><xs:element name=”InValidDay” type=”xs:dateTime” minOccurs=”0” / ><xs:element name=”Address” type=”xs:string” minOccurs=”0” / >< /xs:sequence>< /xs:complexType>< /xs:element>< /xs:choice>< /xs:complexType><xs:unique name=”dsUsersKey1” msdata:PrimaryKey=”true”><xs:selector xpath=”.//mstns:Users” / ><xs:field xpath=”mstns:UserID” / >< /xs:unique>< /xs:element>< /xs:schema>

4.6 ’e榵(Data Access Layer)

’e榵ÑÍ$TX’eæ¦í��, 3bñíuªJé,µUà6.ÛbnjàSæ

¦’eí¥£µÆ SQL x¶, Uà6ÿ?D£üÌÏæ¦ Database qí’e[� …

µŠ�F�ú’eéæ¦�T1‹J¨_, é,µUà6ÉÛbø−ÛÊÛbú¨<’e

T¨<TÜ, y*…µ©vUà_çí method �T, ÿªJ/qÍT’eé2í’e�¦

�¥<�T� Create � Read � Update ¸ Delete ��T, …µÍTTÜí’e¦�DŠ

?_ µí Entity Module 2Fqìíóɼ“õñ’e�É, duUà6’e (User)�iH’e (Role)� ¶Æ’e (Department) Cù�’e (Project)� ’e榵-Zà

Ç4.19, …µ-Z�s_jK}�u Data Access Component Module D ADO.NET, Data Access Component 3bŠ?u¥_F�D’eéóÉíÍT��, 1ª7T

X�ÀñqUàí’eéÍTŠ?#Õ¶Uà6ãÊ� ADO.NET u Microsoft .NETFramework 2TXàVTÜ’eíjK�

4.6.1 Data Access Component Module

…_ 3bŠ?u¥_F�D’eéóÉíÍT��, 1N¬ Access Data Object .NETú’eéªWÍT� Data Access Component TX�À榒eéíŠ?, query Cw

43

Data Access Component

ADO.NET

DB Server Layer

Activity Module Layer

API

API

Figure 4.19: Data Access Layer Architecture

F’eÍT, �f Entity Module 2Uàí’e!Z (ex. User�Role)� ÄÑÍ$,µ

Uà6à;ú’eªWÍT.âãÊUà¤_ , ĤõT¤_ ªJéÍ$ñq&ˆ, 6

±Q Actvity Module Layer D DB server 5ÈíóY4�

õT¤_ .â·<íËju, Data Access Component Module 2F�íŠ?.

âÀÓ“, ©ø_ method úk’eé query v, ÉTÜø_’e[, .b°vTÜs_

J,, ÄÑ¥_u Actvity Module Layer í�L¸ˇ� ÇÕúk’eæ�TÜ (trans-action) 6.TTÜ, ¥u Activity Module Layer í�L� Activity Module ÉÛb

ãÊ…_ 2Ûb� transaction í’eéæ�Š?, 1‹p transaction ��ÿªJ�

Data Access Component Example

ÛÊUà VB.NET xkÔø_�Àí Data Access Component ¸W, -Þ¥_Wä

uàVTÜ User table ’e, Š?� update � retrive £ Create�

Public Class Users

Private cnstr As String = ConnectionStringacquire the connection string

Public Function Create(ByVal dsAddUsers As ActvityEntity.dsUsers) AsBooleancode to create a user data into databaseEnd Function

Public Function RetriveAll() As ActvityEntity.dsUserscode to retrive a DataSet containing User dataEnd Function

Public Function Update(ByVal Changed As ActvityEntity.dsUsers) AsBooleancode to update database on the properties of the User data sent in as aparameter of type datasetEnd FunctionEnd Class

44

4.6.2 ADO.NET Introduction

ADO.NET u Microsoft .NET Framework ,TXTÜ’eíjK, …TX7�«í

�¦4J£ªØkí’eæ¦� ADO.NET Uàªô.™pxk (XML), ADO.NETªü\�^íø’ef�BLS�«,íLS@à˙��

Uà ADO.NET í2-áñu’eÕ (Dataset)� ’eÕu’eé’ePkp[ñ

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C�e[� ’eÕuæÊkp[ñ2, 1/³�©(ƒ¨Öóú@5’e[C�eí’e

é2� ¥�2i©(í-ZÊè¦CŸp’eév, nUàUà’eé/�Â’Äíj�

TX7y×íªô�4 (Scalability)�

Data Access Example

Uà ADO.NET 榒eé�s�j�, ø�uòQ榒eéÇø�u‚à’eÕT

×(æ¦� O!…,D’eé©(TÜ’eíßå·uøší, *� ’eé©(ÓK� q

ì©(å�� Çó’eé©(, |(É£’eé©(� ©(¥à-:

� ’eé©(ÓK

Dim conn As New OleDbConnection()qì©(å�

conn.ConnectionString =”Provider=Microsoft.Jet.OLEDB.4.0 ” &” User ID=Admin; Password=; ” &”Data Source=C:\Northwind.mdb”Çó’eé©(

conn.Open(). . .ÏW SQL Command. . .É£’eé©(

conn.Close()

4.7 ’eéµ(DataBase Layer)

˙�ql Database |½bíuàS� ø_É©4’eé, 1*¦)í’m�²Ñ

’eé2í[À (Table)� çBbzF�í[Àqlß5(, .â²ì¥_[À³Þµ_

u Primary Key, Primary Key ªJ.uÉ�ø_, ªJ�Ö_hP Aø_ PrimayKey, .¬}�¥� Primary Key ßÞíŸÄuɦø_hP³�Ÿ¶éFÊ[À2A

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�T£d“í�T, £d“3bñíué’eéfnl潺í’e,7/?DjZT’e

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$í±˚£ò{� ºzp� ×Uóàn‚£Ü^n‚�, 7 UserID u primary key ,RoleID Yæk Roles [�í primary key � Roles [�, àVp“iH±˚, iHzp,

45

UserID Name LoginNamePassword Description RoleID ValidDay InValidDay

Users Table

RoleID Name Description DepID

Roles Table

DepID Name Description ReportTo

Departments Table

ClassID Name Description

Class Table

UserID ClassID Increase Modify Del Query OnlineView View Download

CheckIn CheckOut ReversionCopy

UserAuthority Table

ProjectID Name Description ManageUserID EstCompleteD

ateEstDuration CreationDate

Projects Table

CategoryIDProjectID Name Description EstDuration

Categories Table

ProjectID UserID

ProjectMember Table

Figure 4.20: Database Table list

46

£iHF˘¶ÆHU, 7 RoleID u primary key,DepID Yæk Departments [�

í primary key � Departments [�, àVp“¶Æ±˚, ¶Æzp£¶Æí,�¶Æ

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[�2Ó‹ø_¶Æ)UhP, ÊiH[�2í¶Æ)U, uø_Õ¶Øù, Ê’eéíù

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zF�í’e[�5ÈíÉ©Tø_zp�

Roles Table

RoleID (PK) Name Description DepID(FK)

Departments Table

DepID (PK) Name Description ReportTo

Figure 4.21: The relation between Departments and Roles Table

Ç4.21 H[¶Æ’e[�DiH’e[�, ÊÇ4.21 2[�hP±˚ê� PK , FK�H{, Fb}�H[7 Primary Key ¸ Foreign Key � Ç2¶å[ý Roles [�2

47

í DepID YËk Departments [�2í Primary Key � wF’e[5ÈíÉ[ÿ.

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48

UserAuthority

PK,FK2 UserID PK,FK1 ClassID

Increase Modify Del Query OnlineView View Download CheckIn CheckOut Reversion Copy

Categories

PK CategoryID

FK1 ProjectID Name Abbreviation EstDuration

Class

PK ClassID

Name Description

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Name Description ReportTo

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Name LoginName Password Description

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Name Description

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PK RoleID

Name Description

FK1 DepartmentID

Figure 4.22: Database Structure

49

Chapter 5

Experiments

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50

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51

5.3 Experimental Results

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52

Chapter 6

Experiences

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53

Bibliography

[1] c‰‰. SME-PDM Introduction v1.0.1, 6 2003.

[2] c‰‰. SME-PDM EC Management, 6 2003.

[3] c‰‰. SME-PDM BOM Management, 6 2003.

[4] Alan MacCormack Marco Iansiti. Developing products on internet time.Harvard Business Review, March 1997.

[5] XML Tutorial. http://www.w3schools.com/xml/default.asp.

[6] Microsoft Corporation. Application Architecture for .NET: Designing Ap-

plication and Services, version 1.0 edition, 2002.

[7] David Burgett. Tackle Data Concurrency Exceptions Using the DataSet

Object, 2 2004. http://www.microsoft.com/taiwan/msdn/library/2004/feb-2004-tw/webfarmsTOC.htm.

[8] Unified Modeling Language. http://www.uml.org/.

54