Component Architecture

Auteur
Affiliations

[Author Name]

Université de Toulon

LIS UMR CNRS 7020

Date de publication

2026-10-03

Purpose of this Document

This document provides detailed architectural information about the [Component Name] component, including its structure, interfaces, and technical specifications.

Component Overview

Name: [Component name]
Type: [Service|Library|Module|Application]
Pattern: [Microservice|Serverless|Batch|etc.]
Scale: [Usage metrics/anticipated load]
Status: [Active|Planned|Deprecated|In Development]
Owner: [Team or individual responsible]

Functional Responsibilities

  • [Primary function 1]
  • [Primary function 2]
  • [Primary function 3]

Technical Architecture

graph TD
    A[Public API] --> B[Core Logic]
    B --> C[Data Access]
    C --> D[(Storage)]
    B --> E[External Services]
    F[Event Publisher] --> B
    B --> G[Event Consumer]

Component Structure

@startuml
package "Component" {
    [Core Logic]
    interface "Public API"
    interface "Events"
    database "Storage"
    
    [Public API] --> [Core Logic]
    [Core Logic] --> [Events]
    [Core Logic] --> [Storage]
}
@enduml

Interface Specifications

APIs:
  Public:
    Protocol: [REST/GraphQL/gRPC/etc.]
    Format: [JSON/XML/Proto/etc.]
    Version: [Semantic versioning/date-based/etc.]
    Endpoints:
      - Path: /api/v1/resource
        Methods: [GET, POST, PUT, DELETE]
        Auth: [JWT/OAuth/API Key/etc.]
        Rate Limit: [limits]
        Documentation: [link to API docs]
      
      - Path: /api/v1/another-resource
        # Additional endpoints as needed

  Internal:
    Protocol: [Protocol]
    Format: [Format]
    Endpoints:
      # As above for internal APIs

Event Interfaces

Published Events:
  - Name: [event.name]
    Format: [Format]
    Schema: [Link or inline]
    Frequency: [Estimated volume]
    Consumers: [Known consumers]

Consumed Events:
  - Name: [event.name]
    Source: [Producer name]
    Processing: [Synchronous/Asynchronous]
    Handling: [Processing approach]

Dependencies

Dependencies:
  Required:
    - Name: [Dependency name]
      Version: [Version range]
      Purpose: [Why it's needed]
      Criticality: [Critical/Important/Optional]
  
  Optional:
    - Name: [Dependency name]
      Version: [Version range]
      Purpose: [Why it's needed]
      Activation: [When it's used]

Technical Implementation

Framework: [Framework name + version]
Language: [Language + version]
Build Tool: [Build tool + version]
Test Framework: [Test framework]
Code Style: [Style guide reference]
Code Quality:
  Coverage: [Target percentage]
  Complexity: [Target limit]
  Dependencies: [Direct only/Transitive allowed/etc.]

State Model

@startuml
[*] --> Initialized
Initialized --> Active : configure()
Active --> Processing : receive_request()
Processing --> Active : complete
Processing --> Error : exception
Error --> Active : recover()
Active --> [*] : shutdown()
@enduml

Quality Requirements

Performance:
  Latency: [Target, e.g., <100ms p95]
  Throughput: [Target, e.g., 1000 rps]
  Memory: [Target usage]
  CPU: [Target usage]

Reliability:
  Availability: [SLA target]
  MTTR: [Mean time to recovery]
  Backup: [Backup strategy]
  Error Handling: [Approach]

Security:
  Authentication: [Mechanism]
  Authorization: [Approach]
  Data Classification: [Level]
  Encryption: [Standards]

System Integration

External Dependencies:
  APIs:
    - System: [External system name]
      Protocol: [REST/GraphQL/gRPC/etc.]
      Purpose: [Why we integrate]
      SLA: [Required service level]
      Fallback: [Contingency if unavailable]

  Events:
    - Stream: [Event stream name]
      Pattern: [pub/sub|queue|etc.]
      Volume: [Expected events/second]
      Handling: [Processing approach]

  Storage:
    - Type: [SQL/NoSQL/Cache/etc.]
      Scale: [Size/operations per second]
      Backup: [Strategy]
      Retention: [Policy]

Scalability Design

Horizontal Scaling:
  - Service Instances: [Strategy]
  - Data Partitioning: [Approach]
  - Caching Strategy: [Implementation]

Vertical Scaling:
  - Resource Limits: [Bounds]
  - Performance Tuning: [Areas]
  - Optimization Areas: [Key focus]

Resilience:
  - Circuit Breakers: [Implementation]
  - Rate Limiting: [Approach]
  - Fallback Mechanisms: [Strategies]
  - Retry Policies: [Specifications]

Infrastructure Requirements

Compute:
  CPU: [Cores/vCPUs]
  Memory: [GB]
  Instances: [Min/max/target]

Network:
  Bandwidth: [Mbps requirements]
  Latency: [Requirements]
  Protocols: [TCP/UDP/etc.]
  Ports: [Required open ports]

Storage:
  Type: [Block/object/file]
  IOPS: [Requirements]
  Capacity: [GB/TB]
  Growth: [Anticipated rate]

Observability

Metrics:
  - Name: [metric_name]
    Type: [Counter/Gauge/Histogram/etc.]
    Purpose: [What it measures]
    Alert: [When to alert]

Logging:
  - Level: [Debug/Info/Warn/Error]
    Content: [Key information]
    Storage: [Retention policy]

Tracing:
  - Spans: [Key points]
    Sampling: [Rate]
    Propagation: [Method]

Deployment Process

CI/CD:
  Pipeline: [Tool/approach]
  Build: [Process]
  Test: [Strategy]
  Deploy: [Method]

Release:
  Strategy: [Blue/Green, Canary, Rolling, etc.]
  Frequency: [Expected cadence]
  Rollback: [Process]

Example Implementation

// Sample code snippet demonstrating core component pattern
public class ComponentExample {
    public void processRequest(Request request) {
        // Input validation
        validate(request);
        
        // Core business logic
        Result result = businessLogic.execute(request);
        
        // Persistence
        repository.save(result);
        
        // Event publication
        eventPublisher.publish(new ResultEvent(result));
    }
}

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