Spring REST 3: REST over HTTP

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  • Leverage HTTP methods for CRUD operations
    |Http Method|CRUD Operation|
    | —— | —— |
    |POST|Create a new entity|
    |GET|Read a list of entities or single entity|
    |PUT|Update an existing entity|
    |DELETE|Delete an existing entity|

HTTP Messages

Client seds HTTP Request Message to Server then Server sends HTTP Response Message to Client.

HTTP Request Message

  • Request line: the HTTP command
    • get method / post method
  • Header variables: request metadata
    • basic information of request
  • Message body: contents of message

    HTTP Response Message

  • Request line: server protocol and status code
    • 200/404/500
  • Header variables: response metadata
    • content type of data(xml/JSON/…)
  • Message body: contents of message