GuidingPrinciplesOfBo2

Principles for maintainable software

• Architecture-centric development process
• Layered architecture
• Program to interfaces
• Map an interface to each stereotype class
• Keep the business layer agnostic of implementation technologies
• Keep the system open to yet unknown technologies
• Minimize the size of code
  • Reuse utilities
  • Eliminate boilerplate code
• Write Once Run Anywhere