DayTrader#
Online stock trading benchmark application demonstrating real-world Java EE workload patterns.
Overview#
DayTrader is a performance benchmark application that implements a complete online stock trading system. It includes user authentication, portfolio management, stock quote lookup, and buy/sell transaction processing. This application is commonly used for measuring application server performance and scalability.
Key Technologies#
- Stateless Session Beans - Business logic tier
- JPA - Entity persistence
- Optimistic Locking - Concurrency control
- Transaction Management - ACID properties
- Connection Pooling - Resource optimization
- Web Services - SOAP and REST interfaces
Architecture Highlights#
- Performance-oriented design patterns
- High-concurrency transaction processing
- Database optimization with connection pooling
- Optimistic locking for concurrent data access
- Stateless architecture for horizontal scalability
- Comprehensive transaction management
- Multiple interface options (Web, SOAP, REST)