Integration

• How applications communicate between each other to provide functionality for each other

• Examples

  • Program to program over a network using protocols like

    • telnet

    • ftp

    • http

    • grpc

    • rest

    • soap

  • Libraries

    • your program calls the code of another program which shares the same class path on the same machine via an interface (api)

• Databases, files are systems for data storage and retrieval

  • You can use this as an intermediary to pass instructions between other programs, but this is rarely used now but still exists

  • Normally used for storing, retrieval, searching, and changing data

Integration of third party considerations

• https://completedeveloperpodcast.com/episode-187/

• https://www.enterpriseintegrationpatterns.com/patterns/messaging/