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task: Explanations and grammar fixes for all the GoF patterns (#1791)

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* Grammatical fixes to command pattern

* Update bridge pattern readme

* Fixes to builder pattern grammar

* Update chain of responsibility

* Improvements to the composite example

* Fixes to headings

* Minor updates to decorator pattern

* Update facade

* Update factory example

* Update factory method

* Update flyweight

* Interpreter explanation

* Update iterator readme

* Add explanation for mediator pattern

* Grammatical fixes to memento

* Grammar fixes for observer

* Update explanation for the prototype pattern

* Proxy pattern grammar fixes

* Update singleton

* Grammar fixes to state pattern

* Grammar fixes for strategy

* Grammar fixes, template method

* Grammar fixes for visitor

* Fix typo
This commit is contained in:
Ilkka Seppälä
2021-06-24 15:57:20 +03:00
committed by GitHub
parent bbdff14a66
commit 04bf566dc1
66 changed files with 872 additions and 357 deletions
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12
observer/README.md
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@ -21,10 +21,10 @@ dependents are notified and updated automatically.
## Explanation
Real world example
Real-world example
> In a land far away lives the races of hobbits and orcs. Both of them are mostly outdoors so they
> closely follow the changes in weather. One could say that they are constantly observing the
> In a land far away live the races of hobbits and orcs. Both of them are mostly outdoors so they
> closely follow the weather changes. One could say that they are constantly observing the
> weather.
In plain words
@ -152,11 +152,7 @@ be changed.
* When an object should be able to notify other objects without making assumptions about who these
objects are. In other words, you don't want these objects tightly coupled.
## Typical Use Case
* Changing in one object leads to a change in other objects.
## Real world examples
## Known uses
* [java.util.Observer](http://docs.oracle.com/javase/8/docs/api/java/util/Observer.html)
* [java.util.EventListener](http://docs.oracle.com/javase/8/docs/api/java/util/EventListener.html)

2
observer/src/main/java/com/iluwatar/observer/App.java
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@ -58,7 +58,7 @@ public class App {
weather.timePasses();
weather.timePasses();
// Generic observer inspired by Java Generics and Collection by Naftalin & Wadler
// Generic observer inspired by Java Generics and Collections by Naftalin & Wadler
LOGGER.info("--Running generic version--");
var genericWeather = new GWeather();
genericWeather.addObserver(new GOrcs());