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Oracle Modernization Solutions. A practical book and eBook guide to planning and implementing SOA Integration and Re-architecting to an Oracle platform

Jason Williamson, Tom Laszewski

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Oracle Modernization Solutions
- Table of Contents
- Oracle Modernization Solutions
- Credit
- About the Authors
- About the Co-Authors
- Preface
  - What This Book Covers
  - What You Need for This Book
  - Who is This Book For
  - Conventions
  - Reader Feedback
  - Customer Support
    - Downloading the Example Code for the Book
    - Errata
    - Piracy
    - Questions
- 1. Introduction to Legacy Modernization
  - What We Wont Cover
    - Methodology and Estimation
    - The Modernization Marketplace and Why Modernize
    - Deep Dive on Approaches
  - Overview of the Modernization Options
    - Legacy Understanding
      - Application Portfolio Analysis (APA)
        
        APA Macroanalysis
        
        APA Microanalysis
        
        Application Portfolio Management (APM)
    - Re-Architecturing
    - SOA Integration
    - Platform Migration
      - Automated Migration
      - Re-Hosting
        
        Re-Hosting Based Modernization
    - Data Modernization
      - Legacy Adapters
    - Replacement
  - Business Value What Really Matters?
  - Summary
- 2. Overview of SOA Integration
  - Integrating SOA into a Legacy Framework
  - Drivers for SOA Integration
    - Considerations for SOA Enablement
  - Where to Begin a Word on Application Discovery
    - Assessment Process: Bringing it together
    - Summary
- 3. SOA Integration Functional View, Implementation, and Architecture
  - SOA Integration: Functional View
  - SOA Integration: Technical View
    - User Interface
    - Legacy Service Bus (LSB) and Application Server
    - Legacy Services Engine (LSE)
      - LSE Components
        
        Connectivity and Processing Engine
        
        SQL Engine
      - Optional LSE Components
        
        Orchestration
        
        Security
        
        Caching
      - LSE Development
      - LSE Implementation/Deployment
        
        LSE Server Location
        
        Legacy Artifacts
        
        Metadata Repositories
    - Other Technical and Business Aspects
      - Scalability
      - Performance
      - Failover
      - Transaction Processing
      - Governance
      - Human Factors
      - Agility and Adaptability of Architecture
      - Host Support
  - SOA Integration
    - Implementation Options
      - Roll My Own
      - Buy a Bunch of Products and become an Integrator
      - One Pre-Integrated Stack
      - Implementation Approach
    - Phases in the Implementation Cycle
      - Understanding the Business Drivers
        
        Products and Technologies Used in this Phase
      - Determine Business Processes to Expose
        
        Products and Technologies Used in this Phase
      - Install/Configure the Software
        
        Products and Technologies Used in this Phase
      - Expose Legacy Artifacts
      - Integrate Services into the application server
        
        Products and Technologies Used in this Phase
      - Security and Governance
        
        Products and Technologies Used in this Phase
      - Performance and Scalability
        
        Products and Technologies Used in this Phase
      - Production Rollout
        
        Products and Technologies Used in this Phase
      - Monitor Usage and Refine
        
        Products and Technologies Used in this Phase
    - SOA Integration Top Four Scenarios and Oracle Solutions
      - Oracle Products Included in the Solution
      - Oracle Products Not Included in the Solution
    - Scenario One Enterprise Information Integration
      - Problem
        
        Context
        
        Forces
        
        Solution
      - Scenario One Summary
      - Scenario Two Web Enablement
        
        Problem
        
        Context
        
        Forces
        
        Solution
      - Scenario: Two Summary
    - Scenario Three Report Off-Load Using Data Migration
      - Problem
        
        Context
        
        Forces
        
        Solution
        
        Scenario Three: Summary
        
        Oracle BAM
        
        Oracle BPEL
        
        Oracle Data Integrator (ODI)
        
        Oracle BI
    - Scenario Four: End-to-End SOA
      - Problem
        
        Context
        
        Forces
        
        Solution
      - Scenario Four: Summary
        
        Oracle WebCenter
        
        Oracle BAM
        
        Oracle ESB
        
        Oracle OID and SSO
  - SOA Integration Final Product Summary
  - IBM and Legacy SOA Integration
  - Summary
- 4. SOA Integraton Scenario in Detail
  - Oracle Software Required
  - UML and Database Diagrams
    - Deployment Diagram
    - Use Case Diagram
    - Activity Diagram
    - Sequence Diagram
    - Data Model Diagram
  - Which Legacy Artifacts Should I Expose? Using the Relativity Product Set
    - Application Layers Understanding Relativity Terminology
    - Understanding an Artifact's Place in the Architecture
      - Vertical Slices
      - Horizontal Slices
    - Understanding Anomalies
      - Client Programs with Data Access
      - Calling Client Programs
      - Calling Transitional Programs
      - Impure Service Programs
    - Other Anomalies that Need Remedial Action
      - Data Validation Problem
      - The Problem of Transient or Temporary Data Queues
    - Finding the Service Functionality Relativity SOA Analyzer Product
      - Starting from Screens
      - Looking for Special Program Constructs
    - The Case of Mixed Programs Program 'Slicing'
    - Determining the Data Interface
    - Summary Legacy Artifact Discovery Using Relativity
  - Exposing the Legacy VSAM File Data Access
    - Connecting to Oracle Connect on Mainframe and Setting Connection Properties
    - Oracle Connect Data Source
    - Oracle Connect Adapter
  - Development Using Oracle JDeveloper
    - Prework
    - Application Modules
      - Presentation-Tier/User Interface HTML Page
    - Legacy Web Service VSAM Adapter Service
    - Two-Phase Commit
    - Oracle Database Persistence
  - Deploying to the Oracle Application Server
    - Configuring Oracle Application Server for the Legacy Adapter
    - Configuring Oracle Application Server Oracle Database Connection
    - Deploying to Oracle Application Server Using JDeveloper
  - Running the Example
    - Running the application
  - Summary
- 5. Overview of Re-architecturing
  - - - What is Re-Architecture?
    - Drivers and Considerations for Re-Architecture
      - Platform Agility
        
        Human Factors to Consider in a Re-Architecture Project
    - How IBM Views Re-Architecture
      - IT/Technical Drivers and Considerations
        
        Getting Off the Mainframe
        
        Creating a Flexible, Adaptable, and Agile Architecture
    - Advanced Development Tools
      - Technical Considerations for a Re-Architecture Effort
        
        Subject Matter Experts (SME)
        
        Risk of Modernization
        
        System Performance
        
        Usability/Training
    - Re-Architecture versus Re-Host
    - Re-Architect Deep Dive
      - No Ripping and Replacing
    - Pros and Cons
      - Pros
      - Cons
  - Summary
- 6. Re-Architecture Functional View, Implementation, and Architecture
  - Technical Advantages of Re-Architecture
    - Application Maintenance
    - Enterprise Information Integration (EII) and Enterprise Application Integration (EAI)
    - Architected for the Internet
    - Scalability
    - Availability
    - Greater Software Options
    - On Demand Reporting
    - Security
  - Overcoming Barriers to Change
    - Custom Integration Applications and Utilities
    - Custom Workflow
    - Custom ETL
    - Undisciplined Development
  - Decoupling the Application-Tiers
    - Presentation-Tier
      - Business Rules
    - Data Access
      - Workflow/Business Process Flow
  - Re-Architecture is Happening
  - Re-architecture Functional View
    - A Technical Perspective of the Functional View
    - Other Components of the Functional Infrastructure
    - Re-architecture Optional Software Components
  - Implementation Process: Common Attributes, Approach for Batch, and Online Processes
    - Top Three Re-Architecture Approaches
      - Three "Iterative-Phased" Approaches (IPA)
        
        Data Migration
        
        Business Processes and Application Logic
        
        Move Standalone Application
    - Re-archtecture Modernization Life Cycle
      - Life-Cycle Caveats
        
        Application Portfolio Analysis Completed
        
        Life Cycle compared to Legacy SOA Integration Life Cycle
        
        "Big Bang" and Parallel Production
        
        The Human Element
        
        Training
    - Re-Architecture Phases
      - Discovery/Recovery
      - Design Target Architecture
      - Install and Configure Oracle Software and Hardware
      - Model Target Application
      - Development Iterations
      - User Acceptance Testing (UAT)
      - Performance Scalability
      - Production Roll out
      - Running in Parallel
      - Unplug the Legacy Application
    - Using a Modernization Factory for Re-Architecture Implementation
  - Final Architecture Common Oracle Products for Batch and Online
  - Hardware, Operating System, and IBM
  - Summary
- 7. Batch Systems Re-architecture Technical Deep Dive
  - Historical Reasons for Batch
  - Requirements of a Batch System
    - Top Five Batch Patterns
      - Multi Record Type Files Pure Batch File Processing
      - Transaction Processing Pure Autonomous Transactions
      - Administrative Batch Backup, Archiving
      - Reporting 'Green Bar', Exception Handling, Error Handling
      - Third-Party Interfaces Internal and External Information Integration
  - Technical View
    - Optional Products
    - Job Scheduler and BPEL Compared
  - Implementation Process
  - Recovery/Discovery Approaches
    - Methodology
      - Best practices
      - Tooling
    - Re-Design/Re-Factoring Approaches
      - The Top-Down Approach
      - The Bottom-up Approach
      - The Hybrid Approach
    - Repositories
      - Relativity Repository
      - Scheduler Repository
      - OWB Repository
      - ADF/OFM Repositories
        
        ADF
        
        OFM SOA Suite for BPEL
        
        OFM SOA Suite Business Rules
    - Re-Design/Re-Factoring for each Legacy Artifact Group
      - Green Bar Reports
        
        Recovery/Discovery
        
        Re-Design/ Re-Factor
      - Job Scheduler UML Process Flow
        
        Recovery/Discovery
        
        Re-Design/ Re-Factor
      - Business Flows
        
        Recovery/Discovery
        
        Re-Design/ Re-Factor
      - COBOL Business Rules
        
        Recovery/Discovery
        
        Re-Design/ Re-Factor
      - COBOL Data Access Logic
        
        Recovery/Discovery
        
        Re-Design/Re-Factor
      - Database and database schema
        
        Recovery/Discovery
        
        Re-Design/Re-Factor
      - Target Generation
    - Oracle Implementation Tools and Source to Target Mapping
      - Summary of Tools and Frameworks
      - Source to Target Artifact Mapping
  - Final Oracle Batch Architecture
    - Scenario Description
      - New Batch Design Pattern(s) in Oracle
  - Summary
- 8. Online Systems Re-architecture Technical Deep Dive
  - History and Evolution of Online Systems
  - History of SOA and SaaS
  - Top Five Online Patterns
    - COBOL/CICS Applications Accessing VSAM and DB2 Databases
      - COBOL and CICS
      - DB2
      - VSAM
        
        COBOL, IMS/DC, or IMS/TM Applications Accessing IMS/DB Database
      - IMS/DC and IMS/TM
        
        IMS/DB (IMS Database)
    - COBOL, CICS, Assembler Applications Talking to Datacom or IDMS Database
      - Datacom
        
        IDMS (Integrated Data Management System)
        
        Assembler
    - PL/I and CICS Applications Making Use of VSAM and DB2 as Data Store
    - NATURAL and COBOL Applications Accessing an ADABAS Database
      - ADABAS (Adaptable DAta BAse System)
        
        Natural
  - Technical View
    - Infrastructure Unique to Re-architecture
      - Single Management Tool
      - Single Security Model
    - Development Tools
    - Metadata Repositories
      - Enterprise Information Integration (EII)
      - Enterprise Application Integration (EAI)
    - Transactions
    - Infrastructure Not Required for Legacy SOA Integration
      - UI Navigation
      - Java EE Applications (EJB, Java, POJO, JSP, Servlets, JSF)
      - Relational Database
      - Grid Infrastructure (Grid Computing)
      - Backup and Recovery
    - Technologies Not Necessary for Legacy SOA Integration
      - Business Rules
      - Data and Business Services
    - Technical View Infrastructure Components
      - Capacity Planning Tools
        
        Chargeback and Accounting Solutions such as CA (JARS)
      - Application Development Tools
      - Testing Tools
        
        Reporting
        
        High Speed Printing and Viewing
        
        Data Archiving
        
        Disaster Recovery
      - Tape Management
      - Human Error Recovery
        
        Internationalization
      - Network Architecture/Protocol
        
        Reliability, Availability, and Scalability
  - Implementation Process Online Systems
    - Presentation/User Interface
      - Recovery/Discovery
        
        Re-Design/ Re-Factor
    - UI Navigation
      - Recovery/Discovery
      - Re-Design/ Re-Factor
  - Oracle Implementation Tools and Source to Target Mapping
    - Summary of Tools and Frameworks
    - Development Life Cycle Support Tools
    - Source to Target Artifact Mapping
  - Final Oracle On-line Architecture
    - Scenario Details
    - New Online Design Pattern in Oracle
      - Presentation
      - UI Navigation
      - Application Server
      - Information and Business Services
      - Relational Database
  - Summary
- 9. Re-Architecture Scenario in Detail
  - Oracle Software Required
  - UML and Screen Flow Diagrams
  - Source Application
  - Oracle Target Architecture
  - Application Mining Using Relativity
    - Mining the User Interface and Navigation-Tiers
      - Capturing the Legacy User Interface
      - Legacy User Interface Discovery
      - Screen Navigation Discovery
      - Forward Engineering
    - Mining Business Rules
      - Prerequisites
      - Identifying the Business Rules
      - Using Pattern Search
      - Searching Validation Rules
      - Using Backward Auto-Detection
      - Putting it Together
  - Forward Engineering into Oracle and Java EE
  - Producing the Target User Interface and Navigation
  - Running the Presentation-Tier Mock-up in Oracle Application Server
    - - Deploying to the Oracle Application Server
      - Running the Application
  - Producing the Target Business Rules
    - Creating the Rules Repository and Dictionary
    - Creating Ruleset
    - Java Fact Adding the Java Fact Class to the Rules Author
    - Adding the Rule
      - Calling the Business Rules from Java EE and BPEL
      - Automatic Business Rules Generation Using Java Code
  - Data Migration A Quick, Easy, and a Cost-Effective Approach
  - Summary
- 10. Introduction to Re-Host based Modernization Using Tuxedo
  - Re-Hosting Based Modernization
  - Critical Success Factors in Mainframe Re-hosting
    - Preserving Application Logic and Data
    - Online Transaction Processing Environment
    - User Interface Migration
    - Workload Monitoring and Management
    - Batch Jobs
  - Files and Databases
    - Mainframe DB2
    - IMS
    - VSAM
  - Meeting Performance and Other QoS Requirements
  - Phased Migration and Mainframe Integration
  - SOA Enabling Re-hosted Applications
  - Further Re-architecture of Re-hosted Applications
  - Summary
- 11. Legacy Modernization The Future
  - - Green Computing
    - Standards Organizations
      - Object Modeling Group (OMG)
        
        Record Type (COBOL)
      - WC3
    - Model Driven Architecture (MDA)
      - Challenges with the Traditional Approach
      - The MDA/MDM Approach
    - Cloud Computing
      - Amazon Elastic Compute Cloud
    - Grid Computing
      - Virtualization
      - Application Fabrics
  - Extreme Processing
  - Summary
- A. Technology Glossary
  - Common Legacy Acronyms
    - Acronyms and Initials
  - PCI Security Standards
- Index

Title: Oracle Modernization Solutions. A practical book and eBook guide to planning and implementing SOA Integration and Re-architecting to an Oracle platform
Author: Jason Williamson, Tom Laszewski
Original title: Oracle Modernization Solutions. A practical book and eBook guide to planning and implementing SOA Integration and Re-architecting to an Oracle platform
ISBN: 9781847194657, 9781847194657
Date of issue: 2008-09-19
Format: Ebook
Item ID: e_3cl5
Publisher: Packt Publishing

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