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Ilkka Seppälä
2021-06-13 09:49:02 +03:00
parent 26c06d8f7f
commit abc8e0d88a
5 changed files with 10 additions and 13 deletions
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command/README.md
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@ -220,14 +220,11 @@ common in information systems that support transactions. A transaction encapsula
changes. The Command pattern offers a way to model transactions. Commands have a common interface,
letting you invoke all transactions the same way. The pattern also makes it easy to extend the
system with new transactions.
* Keep a history of requests.
* Implement callback functionality.
* Implement the undo functionality.
## Typical Use Case
* To keep a history of requests
* Implement callback functionality
* Implement the undo functionality
## Real-world examples
## Known uses
* [java.lang.Runnable](http://docs.oracle.com/javase/8/docs/api/java/lang/Runnable.html)
* [org.junit.runners.model.Statement](https://github.com/junit-team/junit4/blob/master/src/main/java/org/junit/runners/model/Statement.java)