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java-design-patterns/intercepting-filter/README.md
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Co-authored-by: Jackie Nim <=>
2021-05-19 19:49:05 +03:00

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pattern Intercepting Filter intercepting-filter /patterns/intercepting-filter/ Behavioral en
Decoupling

Intent

Provide pluggable filters to conduct necessary pre-processing and post-processing to requests from a client to a target

Class diagram

alt text

Applicability

Use the Intercepting Filter pattern when

  • a system uses pre-processing or post-processing requests
  • a system should do the authentication/ authorization/ logging or tracking of request and then pass the requests to corresponding handlers
  • you want a modular approach to configuring pre-processing and post-processing schemes

Tutorials

Real world examples

Credits