April 05
Prof. Ismael H. F. Santos -  ismael@tecgraf.puc-rio.br                                                          2
Evolução dos padrões e infraestrutura de middleware
Flexibildade
§Conexão Ponto-a-Ponto entre aplicações
§
§Conexão simples e básica
Backbone de Mensageria
§EAI conecta aplicações via um hub centralizado
§
§Facilita o gerenciamento de um grande número de conexões
Enterprise Application Integration (EAI)
§Integração e coreografia de serviços através do Enterprise Service Bus
§
§Conexões flexíveis com interfaces bem definidas e baseadas em padrões
Service Orientated Integration
SOA: flexibility on current investments
The desire to make IT more flexible is not new.  Indeed, it is as old as the IT industry itself.  Each of these integration techniques has its place and is appropriate for handling certain situations.
SOA blends the best of all these concepts into one new architecture.  But it’s important to recognize that SOA is not the end of the road either,  It’s the next step in the evolution of flexible infrastructures.