Development Workflow Integration

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Introduction to Development Workflow Integration

Development workflow integration in CICS involves integrating CICS development with modern development practices including project management, source code management, build and deployment automation, and version control systems for efficient CICS application development.

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What is Development Workflow Integration?

Development workflow integration in CICS involves integrating CICS development with modern development practices and tools. It encompasses project management, source code management, build automation, deployment processes, and version control integration for streamlined CICS application development.

Workflow Components

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Project Management

Project management in CICS development involves organizing CICS applications into projects, managing project structure, coordinating development activities, tracking project progress, and ensuring proper resource allocation and timeline management for CICS development initiatives.

Project Organization

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CICS Project Structure:
1. Project Organization
   ├── Customer Management System
   │   ├── Source Code
   │   │   ├── COBOL Programs
   │   │   │   ├── CUSTINQ.cbl
   │   │   │   ├── CUSTUPD.cbl
   │   │   │   └── CUSTDEL.cbl
   │   │   ├── Copybooks
   │   │   │   ├── CUSTCOPY.cpy
   │   │   │   └── CUSTMAP.cpy
   │   │   └── Maps
   │   │       ├── CUSTMAP.bms
   │   │       └── CUSTINQ.bms
   │   ├── Resources
   │   │   ├── Programs (PPT)
   │   │   ├── Transactions (PCT)
   │   │   └── Files (FCT)
   │   ├── Documentation
   │   │   ├── Design Documents
   │   │   ├── User Manuals
   │   │   └── Technical Specs
   │   └── Tests
   │       ├── Unit Tests
   │       ├── Integration Tests
   │       └── System Tests
 
2. Project Configuration
   - Build configuration files
   - Deployment scripts
   - Environment settings
   - Dependencies management

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Project Coordination Features:
1. Resource Management
   - Developer assignments
   - Skill matching
   - Workload balancing
   - Resource availability
 
2. Timeline Management
   - Project milestones
   - Delivery schedules
   - Dependency tracking
   - Risk assessment
 
3. Communication
   - Team collaboration
   - Status reporting
   - Issue tracking
   - Progress monitoring
 
4. Quality Assurance
   - Code review processes
   - Testing coordination
   - Quality metrics
   - Compliance checking
 
Example Project Coordination:
Project: Customer Management System
Timeline: 12 weeks
Team: 5 developers
Milestones:
- Week 2: Requirements complete
- Week 6: Design complete
- Week 10: Development complete
- Week 12: Testing complete

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Source Code Management

Source code management in CICS involves managing CICS application source code using version control systems, tracking code changes, managing code branches, coordinating team development, and ensuring code quality and consistency across CICS development projects.

Version Control Integration

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Version Control Integration:
1. Git Integration
   - Repository setup
   - Branch management
   - Commit workflows
   - Merge strategies
 
2. Subversion (SVN) Integration
   - Repository structure
   - Trunk/branch/tag model
   - Checkout procedures
   - Update processes
 
3. IBM Rational ClearCase
   - UCM integration
   - Component management
   - Baseline management
   - Stream management
 
4. Version Control Features
   - Change tracking
   - History management
   - Conflict resolution
   - Rollback capabilities
 
Example Git Workflow:
git init
git add .
git commit -m "Initial CICS project setup"
git branch feature/customer-inquiry
git checkout feature/customer-inquiry
git add CUSTINQ.cbl
git commit -m "Add customer inquiry program"
git push origin feature/customer-inquiry

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Team Collaboration Features:
1. Branch Management
   - Feature branches
   - Development branches
   - Release branches
   - Hotfix branches
 
2. Code Review Process
   - Pull request workflows
   - Review assignments
   - Approval processes
   - Comment management
 
3. Conflict Resolution
   - Merge conflict detection
   - Resolution strategies
   - Automated merging
   - Manual intervention
 
4. Collaboration Tools
   - Issue tracking
   - Discussion forums
   - Documentation sharing
   - Knowledge management
 
Example Collaboration Workflow:
1. Create feature branch
2. Develop feature
3. Create pull request
4. Code review process
5. Address feedback
6. Merge to main branch
7. Deploy to test environment

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Build and Deployment Integration

Build and deployment integration in CICS involves automating the build process for CICS applications, managing deployment pipelines, coordinating environment promotions, automating testing procedures, and ensuring reliable and consistent deployment of CICS applications.

Build Automation

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Automated Build Process:
1. Build Triggers
   - Code commit triggers
   - Scheduled builds
   - Manual build initiation
   - Dependency changes
 
2. Build Steps
   - Source code compilation
   - Resource definition processing
   - Link editing
   - Package creation
 
3. Build Tools
   - IBM Developer for z/OS
   - Jenkins integration
   - Azure DevOps
   - GitLab CI/CD
 
4. Build Artifacts
   - Compiled programs
   - Resource definitions
   - Deployment packages
   - Documentation
 
Example Build Pipeline:
1. Checkout source code
2. Compile COBOL programs
3. Process BMS maps
4. Create resource definitions
5. Package for deployment
6. Run unit tests
7. Generate build report

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Deployment Automation:
1. Environment Promotion
   - Development to Test
   - Test to Staging
   - Staging to Production
   - Rollback procedures
 
2. Deployment Steps
   - Resource installation
   - Program loading
   - Configuration updates
   - Verification testing
 
3. Deployment Tools
   - CICS Deployment Manager
   - IBM UrbanCode Deploy
   - Custom deployment scripts
   - CI/CD pipeline integration
 
4. Deployment Validation
   - Pre-deployment checks
   - Post-deployment verification
   - Health checks
   - Performance monitoring
 
Example Deployment Pipeline:
1. Build application
2. Run automated tests
3. Deploy to test environment
4. Execute integration tests
5. Deploy to staging
6. User acceptance testing
7. Deploy to production
8. Monitor deployment

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Summary

Development workflow integration in CICS provides a comprehensive approach to modern CICS development practices. Through project management, source code management, build automation, and deployment integration, CICS development teams can achieve higher productivity and quality.

Understanding development workflow integration, project management techniques, source code management practices, and build/deployment automation is essential for efficient CICS development and successful delivery of CICS applications in modern development environments.