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File System Operations

This section documents the file system operations and storage management services that the NDF Studio system depends on.

Overview

The NDF Studio system uses file system services for:

  • Data file storage and management
  • Configuration file handling
  • Backup and recovery operations
  • File format conversions
  • Directory structure management

External Dependencies

File System Services and Libraries

  • Python pathlib: Modern file system path handling
  • JSON/YAML Libraries: Data serialization and deserialization
  • File Watchers: Monitoring file system changes
  • Compression Libraries: Data compression and archiving
  • File Locking: Concurrent access management

Core File System Functions

  • File I/O Operations: Reading and writing files
  • Directory Management: Creating and organizing directories
  • File Format Handling: JSON, YAML, and other formats
  • Atomic Operations: Ensuring file consistency
  • Backup and Recovery: File protection and restoration

Integration Points

File System Architecture

  1. User Data Directories: Organized by user ID
  2. Graph Data Storage: JSON files for graph structures
  3. Configuration Files: YAML files for settings
  4. Backup Directories: Historical data preservation
  5. Temporary Files: Cache and processing files

Data Organization

  • User Isolation: Separate directories per user
  • Graph Organization: Hierarchical graph data structure
  • Registry Files: Centralized metadata storage
  • Template Storage: Reusable graph templates
  • Log Files: System and application logs

Configuration

File system operations are configured through: - Base directory paths - File permissions and access controls - Backup and retention policies - File format preferences - Performance optimization settings

Features

File Operations

  • Atomic Writes: Ensuring file consistency
  • File Locking: Preventing concurrent access conflicts
  • Error Handling: Graceful failure management
  • File Validation: Ensuring file integrity
  • Compression: Optimizing storage space

Directory Management

  • Automatic Creation: Creating necessary directories
  • Permission Management: Setting appropriate access rights
  • Cleanup Operations: Removing temporary files
  • Structure Validation: Ensuring proper organization
  • Migration Support: Updating directory structures

Data Formats

  • JSON Storage: Primary data format for graphs
  • YAML Configuration: Human-readable configuration files
  • Binary Formats: Efficient storage for large datasets
  • Export Formats: Multiple output format support
  • Import Formats: Flexible input format handling