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Observer Pattern (use Observable)

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This commit is contained in:
kim
2021-01-17 23:07:00 +09:00
parent 3b7ff5babe
commit 8f907de6ff
34 changed files with 101 additions and 70 deletions
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4
design-pattern/src/AbstractFactory/abst/Body.java
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@@ -1,4 +0,0 @@
package AbstractFactory.abst;
public interface Body {
}

4
design-pattern/src/AbstractFactory/abst/Wheel.java
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@@ -1,4 +0,0 @@
package AbstractFactory.abst;
public interface Wheel {
}

11
design-pattern/src/AbstractFactory/Main.java → design-pattern/src/AbstractFactory/example01/Main.java
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@@ -1,10 +1,9 @@
package AbstractFactory;
package AbstractFactory.example01;
import AbstractFactory.abst.BikeFactory;
import AbstractFactory.abst.Body;
import AbstractFactory.abst.Wheel;
import AbstractFactory.gt.GtBikeFactory;
import AbstractFactory.sam.SamFactory;
import AbstractFactory.example01.abst.BikeFactory;
import AbstractFactory.example01.abst.Body;
import AbstractFactory.example01.abst.Wheel;
import AbstractFactory.example01.gt.GtBikeFactory;
public class Main {
public static void main(String[] args) {

2
design-pattern/src/AbstractFactory/abst/BikeFactory.java → design-pattern/src/AbstractFactory/example01/abst/BikeFactory.java
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@@ -1,4 +1,4 @@
package AbstractFactory.abst;
package AbstractFactory.example01.abst;
public interface BikeFactory {

4
design-pattern/src/AbstractFactory/example01/abst/Body.java Normal file
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@@ -0,0 +1,4 @@
package AbstractFactory.example01.abst;
public interface Body {
}

4
design-pattern/src/AbstractFactory/example01/abst/Wheel.java Normal file
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@@ -0,0 +1,4 @@
package AbstractFactory.example01.abst;
public interface Wheel {
}

8
design-pattern/src/AbstractFactory/gt/GtBikeFactory.java → design-pattern/src/AbstractFactory/example01/gt/GtBikeFactory.java
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@@ -1,8 +1,8 @@
package AbstractFactory.gt;
package AbstractFactory.example01.gt;
import AbstractFactory.abst.BikeFactory;
import AbstractFactory.abst.Body;
import AbstractFactory.abst.Wheel;
import AbstractFactory.example01.abst.BikeFactory;
import AbstractFactory.example01.abst.Body;
import AbstractFactory.example01.abst.Wheel;
public class GtBikeFactory implements BikeFactory {
@Override

6
design-pattern/src/AbstractFactory/example01/gt/GtBody.java Normal file
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@@ -0,0 +1,6 @@
package AbstractFactory.example01.gt;
import AbstractFactory.example01.abst.Body;
public class GtBody implements Body {
}

6
design-pattern/src/AbstractFactory/example01/gt/GtWheel.java Normal file
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@@ -0,0 +1,6 @@
package AbstractFactory.example01.gt;
import AbstractFactory.example01.abst.Wheel;
public class GtWheel implements Wheel {
}

6
design-pattern/src/AbstractFactory/example01/sam/SamBody.java Normal file
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@@ -0,0 +1,6 @@
package AbstractFactory.example01.sam;
import AbstractFactory.example01.abst.Body;
public class SamBody implements Body {
}

8
design-pattern/src/AbstractFactory/sam/SamFactory.java → design-pattern/src/AbstractFactory/example01/sam/SamFactory.java
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@@ -1,8 +1,8 @@
package AbstractFactory.sam;
package AbstractFactory.example01.sam;
import AbstractFactory.abst.BikeFactory;
import AbstractFactory.abst.Body;
import AbstractFactory.abst.Wheel;
import AbstractFactory.example01.abst.BikeFactory;
import AbstractFactory.example01.abst.Body;
import AbstractFactory.example01.abst.Wheel;
public class SamFactory implements BikeFactory {
@Override

6
design-pattern/src/AbstractFactory/example01/sam/SamWheel.java Normal file
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@@ -0,0 +1,6 @@
package AbstractFactory.example01.sam;
import AbstractFactory.example01.abst.Wheel;
public class SamWheel implements Wheel {
}

10
design-pattern/src/AbstractFactory2/Main.java → design-pattern/src/AbstractFactory/example02/Main.java
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@@ -1,9 +1,9 @@
package AbstractFactory2;
package AbstractFactory.example02;
import AbstractFactory2.abst.Button;
import AbstractFactory2.abst.GuiFactory;
import AbstractFactory2.abst.TextArea;
import AbstractFactory2.concrete.FactoryInstance;
import AbstractFactory.example02.abst.Button;
import AbstractFactory.example02.abst.GuiFactory;
import AbstractFactory.example02.abst.TextArea;
import AbstractFactory.example02.concrete.FactoryInstance;
public class Main {
public static void main(String[] args) {

2
design-pattern/src/AbstractFactory2/abst/Button.java → design-pattern/src/AbstractFactory/example02/abst/Button.java
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@@ -1,4 +1,4 @@
package AbstractFactory2.abst;
package AbstractFactory.example02.abst;
public interface Button {

2
design-pattern/src/AbstractFactory2/abst/GuiFactory.java → design-pattern/src/AbstractFactory/example02/abst/GuiFactory.java
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@@ -1,4 +1,4 @@
package AbstractFactory2.abst;
package AbstractFactory.example02.abst;
public interface GuiFactory {

2
design-pattern/src/AbstractFactory2/abst/TextArea.java → design-pattern/src/AbstractFactory/example02/abst/TextArea.java
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@@ -1,4 +1,4 @@
package AbstractFactory2.abst;
package AbstractFactory.example02.abst;
public interface TextArea {
String getText();

8
design-pattern/src/AbstractFactory2/concrete/FactoryInstance.java → design-pattern/src/AbstractFactory/example02/concrete/FactoryInstance.java
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@@ -1,8 +1,8 @@
package AbstractFactory2.concrete;
package AbstractFactory.example02.concrete;
import AbstractFactory2.abst.Button;
import AbstractFactory2.abst.GuiFactory;
import AbstractFactory2.abst.TextArea;
import AbstractFactory.example02.abst.Button;
import AbstractFactory.example02.abst.GuiFactory;
import AbstractFactory.example02.abst.TextArea;
public class FactoryInstance {

6
design-pattern/src/AbstractFactory/gt/GtBody.java
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@@ -1,6 +0,0 @@
package AbstractFactory.gt;
import AbstractFactory.abst.Body;
public class GtBody implements Body {
}

6
design-pattern/src/AbstractFactory/gt/GtWheel.java
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@@ -1,6 +0,0 @@
package AbstractFactory.gt;
import AbstractFactory.abst.Wheel;
public class GtWheel implements Wheel {
}

6
design-pattern/src/AbstractFactory/sam/SamBody.java
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@@ -1,6 +0,0 @@
package AbstractFactory.sam;
import AbstractFactory.abst.Body;
public class SamBody implements Body {
}

6
design-pattern/src/AbstractFactory/sam/SamWheel.java
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@@ -1,6 +0,0 @@
package AbstractFactory.sam;
import AbstractFactory.abst.Wheel;
public class SamWheel implements Wheel {
}

2
design-pattern/src/ChainOfResponsibility/Calculator.java → design-pattern/src/ChainOfResponsibility/example01/Calculator.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility;
package ChainOfResponsibility.example01;
abstract public class Calculator {

2
design-pattern/src/ChainOfResponsibility/Main.java → design-pattern/src/ChainOfResponsibility/example01/Main.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility;
package ChainOfResponsibility.example01;
public class Main {
public static void main(String[] args) {

2
design-pattern/src/ChainOfResponsibility/PlusCalculator.java → design-pattern/src/ChainOfResponsibility/example01/PlusCalculator.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility;
package ChainOfResponsibility.example01;
public class PlusCalculator extends Calculator {

2
design-pattern/src/ChainOfResponsibility/Request.java → design-pattern/src/ChainOfResponsibility/example01/Request.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility;
package ChainOfResponsibility.example01;
public class Request {

2
design-pattern/src/ChainOfResponsibility/SubCalculator.java → design-pattern/src/ChainOfResponsibility/example01/SubCalculator.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility;
package ChainOfResponsibility.example01;
public class SubCalculator extends Calculator {

2
design-pattern/src/ChainOfResponsibility2/Application.java → design-pattern/src/ChainOfResponsibility/example02/Application.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility2;
package ChainOfResponsibility.example02;
public class Application {
public static void main(String[] args) {

2
design-pattern/src/ChainOfResponsibility2/Armor.java → design-pattern/src/ChainOfResponsibility/example02/Armor.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility2;
package ChainOfResponsibility.example02;
public class Armor implements Defense{

2
design-pattern/src/ChainOfResponsibility2/Attack.java → design-pattern/src/ChainOfResponsibility/example02/Attack.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility2;
package ChainOfResponsibility.example02;
public class Attack {

2
design-pattern/src/ChainOfResponsibility2/Defense.java → design-pattern/src/ChainOfResponsibility/example02/Defense.java
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@@ -1,4 +1,4 @@
package ChainOfResponsibility2;
package ChainOfResponsibility.example02;
public interface Defense {

2
design-pattern/src/Observer/Application.java → design-pattern/src/Observer/example01/Application.java
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@@ -1,4 +1,4 @@
package Observer;
package Observer.example01;
public class Application {

2
design-pattern/src/Observer/Button.java → design-pattern/src/Observer/example01/Button.java
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@@ -1,4 +1,4 @@
package Observer;
package Observer.example01;
public class Button {

21
design-pattern/src/Observer/example02/Application.java Normal file
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@@ -0,0 +1,21 @@
package Observer.example02;
import java.util.Observable;
import java.util.Observer;
public class Application {
public static void main(String[] args) {
Button button = new Button();
button.addObserver(new Observer() {
@Override
public void update(Observable o, Object arg) {
System.out.println(o + " is Clicked");
}
});
button.onClick();
button.onClick();
button.onClick();
}
}

11
design-pattern/src/Observer/example02/Button.java Normal file
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@@ -0,0 +1,11 @@
package Observer.example02;
import java.util.Observable;
public class Button extends Observable {
public void onClick() {
setChanged();
notifyObservers();
}
}