김재홍 Principal Consultant Oracle Corporation 오라클의 웹서비스 지원과 사례연구.
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Transcript of 김재홍 Principal Consultant Oracle Corporation 오라클의 웹서비스 지원과 사례연구.
4
Agenda
Introduction to Web Services Why Web Services? Web Services Standards Oracle’s Web Services Strategy Case Study
5
Where is All This Headed?
Internet Internet Phase IPhase I
CommunicationPlatform
Internet Internet Phase II Phase II
Information Platform
InternetInternet Phase III Phase III
Application Platform
• Person-to-Person• e-mail, FTP, Gopher
• Person-to-Server• Browser, HTML, HTTP
• Server-to-Server• XML, SOAP, WSDL
6
Web Services Versus Web Applications
HTML User-to-program
interaction Static integration of
components Single use service
XML/SOAP Program-to-program
interaction Static or dynamic
integration Re-usable service
Web ApplicationWeb Services
7
Web Services In Context
Java, C++, Forms, VB, …
CORBA ORBWindows MTS
Mid-1990’sCorba/COM
e.g. IIOP/DCOM
(Forms, PB VB …
DatabaseStored Procedure
Early 1990’sClient/Server
e.g. OCI
1980’sTP Monitor
Cobol, Forms,
CICs, Tuxedo
e.g ATMI
Java, VB, FormsC++, Python
J2EE ContainerWindows
CORBA ORB …
XML/SOAPEarly 2000’sWeb Services
JavaJ2EE Container
(EJB)
RMILate-1990’sJ2EE
Client ServerMessage Protocol
9
WSDL
Web Service(J2EE, PL/SQL,
.NET,C/C++,Legacy …)
Web Service(J2EE, PL/SQL,
.NET,C/C++,Legacy …)
Web ServiceClient
(J2EE, .NET,PL/SQL …)
Web ServiceClient
(J2EE, .NET,PL/SQL …)
Points to description
DescribesService
FindsService
Invokes withXML Messages
Web Services Technologies
SOAP
UDDI Registry Points to
service
10
Agenda
Introduction to Web Services Why Web Services? Web Services Standards Oracle’s Web Services Strategy Case Study
11
Web Services Re-Use Applications
HTML
SOAP
EJBs
Browsers
ExternalApplications
WebPresentation
BusinessLogic Databases
Firewall Application Server
12
Information Channels - Today
Data/Services Providers
InternalSystems
Partners
Services Integrationand Consolidation
Services Delivery Channels
Mainframe
Packages
ServicesConsumers
B2BB2B
B2CB2B
B2BB2B
Frequent users
B2CB2B
Public
Partners
PrvtUDDI
Web ServicesGateway
BusinessServices
Hub
Business Orchestration
Business Objects
Transaction Management
Businesses
Businesses
PublicUDDI
Browser/Device Users
Future DeliveryPlatforms
Smart ClientDelivery
Web and Mobile Client
Delivery
Database
HT
TP
Net
8,et
cS
OA
PJX
TA
,etc
13
Information Channels – With Web Services
Data/Services Providers
InternalSystems
Partners
Services Integrationand Consolidation
Services Delivery Channels
Mainframe
Packages
ServicesConsumers
B2BB2B
B2CB2B
B2BB2B
Frequent users
B2CB2B
Public
Partners
PrvtUDDI
Web ServicesGateway
BusinessServices
Hub
Business Orchestration
Business Objects
Transaction Management
Inte
rnal
Web
Ser
vice
s
Businesses
Businesses
PublicUDDI
Browser/Device Users
Future DeliveryPlatforms
Smart ClientDelivery
Web and Mobile Client
Delivery
Database
14
Web Services Standardize Integration
Web Services
ModernIntegration
EAI and B2Bi
Traditional Integration
One-Off
Custom Integration
• Costly
• High resource requirements
• Proprietary focus
• Point to point approach
• Reduced cost
• Enabled line of business
• Standards focus
• High reusability and adoption
• Costly
• High resource requirements
• Slow time to market
• Little reusability
15
Agenda
Introduction to Web Services Why Web Services? Web Services Standards Oracle’s Web Services Strategy Case Study
16
Web Services Standards in Context
Core Web Services
BusinessWeb Services
Core XMLXMLXML
XSLXSL
XML Schema
XML Schema
XMLNamespace
XMLNamespace
XPathXPath…
SOAPSOAP WSDLWSDL UDDIUDDI
…
OrchestrationOrchestration…
SecuritySecurity TransactionsTransactions
ReliabilityReliability
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Web Services Meet J2EE
J2EE is proven– Broad adoption and
mature
J2EE Web services– Standardized in J2EE 1.4
JAX-RPC, JAXR, JAXB, JAXP, JSR109
Inherit J2EE facilities– Packaging, transactions,
security, lifecycle …J2EE Container
Lifecycle Services
Transactions and Security
Component Model
Web Services
Connectivity
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What About Interoperability?
J2EE .NetBEA
Oracle
Sun
IBM
Microsoft
XMLSOAPWSDLUDDILDAP,SMTP,
…
Others
참조 -http://otn.oracle.com/tech/windows/
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• Web Services WG(SOAP,WSDL,UDDI)
• XMLP/SOAP WG• XML Schema WG• XML Query WG• WS-Choreography
• WS-Security• SAML• WSRP
• J2EE Web Services JSR
• JAXM JSR• JAX-RPC JSR
• Protocol• Repository• Messaging
• RNIF WG• RNIF
Interop
• XMI Metadata WG• Component Model WG
Oracle is a Founding Member of the Web Services-Interoperability Organization
Oracle’s Investment in Open Standards
20
Agenda
Introduction to Web Services Why Web Services? Web Services Standards Oracle’s Web Services Strategy Case Study
21
Oracle’s Web Services Strategy
Make Web services pervasive– Embed Web services across the infrastructure– Interoperate based on industry standards
Build Web services on J2EE and XML– Maximize productivity, minimize retraining– Inherit performance, reliability, security of OC4J
Deliver simple and business Web services– Enable business process based Web Services
22
Oracle9i Application Server
J2EE & J2EE & Web ServicesWeb Services
Portals andForms
Mobile &Wireless
BusinessIntelligence
e-Business Integration
Management &Security
Performance &Reliability
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Oracle9iAS: Fastest, Lightest J2EE 1.3 Application Server
J2EETM 1.3 Compatible
Advanced Caching and Clustering
Integrated, Productive Development Tools
Advanced Security with Authentication and Authorization
Built-in Management Tools
2.02.02.02.0
2.32.32.32.3
EJBEJB
1.21.21.21.2
2.02.02.02.0
ServletsServlets
JSPJSP
JDBCJDBC
Oracle9Oracle9iiASASJ2EE 1.3 J2EE 1.3
ComplianceCompliance
1.01.01.01.0
1.0.21.0.21.0.21.0.2
JAASJAAS
JMSJMS
1.01.01.01.0ConnectorConnector
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Oracle9iAS Web Services Architecture
MessagingTransactions PoolingNamingSecurity
SO
AP
Ser
vlet
Ap
ach
e H
TT
P
StatefulJava Class
StatelessSession EJB
JMS Queue
PL/SQLStored Proc.
HTML/XML Stream
Stateless Java Class
WSDLWSDL
Web ServiceWeb ServiceClientClient
(J2EE, .NET,(J2EE, .NET,Portal, Mobile,Portal, Mobile,
PL/SQL …)PL/SQL …)
Bin
din
gB
ind
ing
Sta
tic/
Dyn
amic
Sta
tic/
Dyn
amic Request/Response
Message Oriented
Oracle9iAS
SOAP
Publish
Find
UDDI
Jav
a X
ML
Bin
din
g
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Oracle9i XML Infrastructure
Oracle9i XML DBOracle9iDB Web Services
Oracle9i XDK XSLT Processing
XML Query ProcessingXML Caching
Oracle9iAS Web ServicesXSLT Processing
XML Query ProcessingXML Schema/DTD Validation
XML Caching w/ JAAS securityXML J2EE Components
XML Messaging & Queuing XML Data Integration
Oracle9iAS Oracle9i Database Web Cache
XSLT ProcessingXML Query Processing
XML Caching w/HTTP security
XSLT ProcessingXML Query Processing
XML Caching
Client
XML XML XML
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Oracle9i JDeveloper
Award winning IDE with full development lifecycle
UML modeling for J2EE Embedded J2EE
container Integration of Java, XML,
and SQL Built in performance
tuning … integrated support
for Web Services
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Web Services and Portals
Any Data Source
Packaged Apps
Page Assembly
Engine
PersonalizationPortal
PortletEngine
Runtime(User, Session,
Management
Wireless &Mobile
Internet / intranetUsers
– Reduce web sites, simplify searches & navigation – Single sign-on security framework, enterprise search– Assemble personalized portal from pre-built “portlets”– Connect Web services declaratively with the OmniPortlet
Any Web Service
Oracle9i Application Server Portal
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Oracle9iAS IntegrationOne Platform for EAI, B2B, and Web Services
EventManagement
BusinessProcess
Management
TradingPartner
Management
AdapterFramework
AuditTransform Translate Validate
IntegrationManager
Secure
J2EE
Web Services
B2B EAI
Oracle9i Application Server Integration
OracleE-Business
Suite
3rd partyApplications
LegacySystems
TradingPartners
Exchanges
ServiceProviders
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Emerging Management Requirements
Intelligent Resource Management– Pooling, Partitioning, Management
Provide Security Monitoring, Assurance– Auditing, Tracing, Denial of Service, Assurance
Manage User Presence and Context– Identify, Understand, Manage User Presence
Manage User Identities– Provision, Identify, Authorize, Share Identities
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Oracle and Web Services
PlatformPlatform
ToolsTools
ApplicationsApplications
Oracle11Oracle11i i E-Business SuiteE-Business Suite
OracleOracle Collaboration SuiteCollaboration Suite
Oracle9Oracle9i i JDeveloperJDeveloper
Oracle9Oracle9i i Application ServerApplication Server
Oracle9Oracle9ii Database Database
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Agenda
Introduction to Web Services Why Web Services? Web Services Standards Oracle’s Web Services Strategy Case Study
32
schober.com
schober.com ( 독일 )– 온라인 상점에 비즈니스 서비스 제공 ( 주소 확인 ,
신용 확인 등 ) Business Needs
– 고객에게 표준 서비스 인터페이스 제공 필요– 기존 애플리케이션의 수정 최소화 필요– JDeveloper 를 통한 빠른 구현
Software– Oracle9i JDeveloper, Oracle9iAS, Oracle8i
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schober.com
UDDIRegistry
Merchant schober.com
Consumers
Web SiteWeb Site
OrderOrderProcessingProcessing
1. PlaceOrder
Address Address Validation Validation
ServiceServiceCreditCredit
VerificationVerificationServiceService
Oracle9Oracle9iiASAS
4. ShipOrder
2. Validate Address
3. Verify Credit
PublishWSDL
SOAP
Get ServiceWSDL
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한국원자력연구소
www.kaeri.re.kr– 웹상에서 고객 및 Supplier 에게 여러 정보제공 및 공유
Business Needs– 외부 사용자에 대한 내부 서버로의 직접적인 액세스를 차단– Java 및 PL/SQL Web Service 의 동시 구현– 고객에게 표준 서비스 인터페이스 제공 필요– 기존 애플리케이션의 수정 최소화 필요
Software– Oracle9i JDeveloper, Oracle9iAS, Oracle8i
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Firewall(port:80)
원자력연구소외부 서비스
HTTP
원자력연구소내부서비스
참여마당 (jsp)민원처리 (jsp)
입찰공고 (plsql)원마루쉼터 (jsp)
xxx1.kaeri.re.kr( 내부 서비스 :intranet)
Oracle9iAS 1.0.2
www.kaeri.re.kr( 외부서비스 :internet)
apache + jserv
xxx2.kaeri.re.kr(DB Server)
Browser( 외부사용자 )
HTTP
Oracle 8.1.6
기존 환경
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Firewall(port:80)
원자력연구소외부 서비스
원자력연구소내부서비스
www.kaeri.re.kr( 외부서비스 :internet)
apache + jserv
xxx2.kaeri.re.kr(DB Server)
Browser( 외부사용자 )
HTTP
Oracle 8.1.6
OC4J
Web Service Client참여마당민원처리입찰공고
원마루쉼터
OC4J
Board ( JavaWeb Service )Bid (PL/SQLWeb Service)
SOAP(XML over HTTP)
X
ML
In
terf
ace
XM
L I
nte
rfa
ce
SO
AP
Ser
vlet
SO
AP
Ser
vlet
xxx1.kaeri.re.kr웹서비스
현재 구성 (Web Service Model)
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“ Oracle9iAS Web Services provides a highly scalable runtime infrastructure
for developing, deploying and managing Web Services. ”
“ Oracle9iAS Web Services provides a highly scalable runtime infrastructure
for developing, deploying and managing Web Services. ”