템플릿메소드, 전략, 퍼사드, 싱글톤 패턴

.gitignore

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+.gradle/
+.build/
+.idea/
+gradlew*

build.gradle

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+plugins {
+    id 'java'
+}
+
+group 'org.example'
+version '1.0-SNAPSHOT'
+
+sourceCompatibility = 1.8
+
+repositories {
+    mavenCentral()
+}
+
+test {
+    useJUnitPlatform()
+}
+
+dependencies {
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.3.1'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.3.1'
+}

build/tmp/jar/MANIFEST.MF

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+Manifest-Version: 1.0
+

gradle/wrapper/gradle-wrapper.properties

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+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

src/main/java/abstractserver/example/Light.java

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+package abstractserver.example;
+
+public class Light implements Swtichable{
+
+    @Override
+    public void on() {
+        System.out.println("Light On");
+
+    }
+
+    @Override
+    public void off() {
+        System.out.println("Light Off");
+    }
+}

src/main/java/abstractserver/example/Switch.java

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+package abstractserver.example;
+
+public class Switch {
+    public static void main(String[] args) {
+        Swtichable swtichable = new Light();
+
+        swtichable.on();
+        swtichable.off();
+    }
+}

src/main/java/abstractserver/example/Swtichable.java

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+package abstractserver.example;
+
+public interface Swtichable {
+    void on();
+    void off();
+}

src/main/java/adapter/DedicatedModem.java

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+package adapter;
+
+public class DedicatedModem {
+    public void send() {
+        System.out.println("Dedicated Modem send");
+    }
+
+    public void receive() {
+        System.out.println("Dedicated Modem receive");
+    }
+}

src/main/java/adapter/DedicatedModemAdapter.java

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+package adapter;
+
+import bridge.Modem;
+
+public class DedicatedModemAdapter implements Modem {
+    private DedicatedModem dedicatedModem;
+
+    public DedicatedModemAdapter(DedicatedModem delegateModem) {
+        this.dedicatedModem = delegateModem;
+    }
+
+    @Override
+    public void dial(char[] a) {
+    }
+
+    @Override
+    public void hangup() {
+
+    }
+
+    @Override
+    public void send() {
+        dedicatedModem.send();
+    }
+
+    @Override
+    public void receive() {
+        dedicatedModem.receive();
+    }
+}

src/main/java/adapter/Deduser.java

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+package adapter;
+
+public class Deduser {
+    private DedicatedModem modem = new DedicatedModem();
+
+    public void messageProcess() {
+        this.modem.send();
+        this.modem.receive();
+    }
+}

src/main/java/adapter/ModemImpl.java

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+package adapter;
+
+public class ModemImpl {
+    public void dial(char[] a) {
+        System.out.println("Modem Impl dial");
+    }
+
+    public void hangup() {
+        System.out.println("Modem Impl hangup");
+    }
+}

src/main/java/adapter/ModemImplAdapter.java

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+package adapter;
+
+import bridge.Modem;
+
+public class ModemImplAdapter implements Modem {
+    private ModemImpl modemImpl;
+
+    public ModemImplAdapter(ModemImpl modemImpl) {
+        this.modemImpl = modemImpl;
+    }
+    @Override
+    public void dial(char[] a) {
+
+    }
+
+    @Override
+    public void hangup() {
+
+    }
+
+    @Override
+    public void send() {
+
+    }
+
+    @Override
+    public void receive() {
+
+    }
+}

src/main/java/bridge/DedModemController.java

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+package bridge;
+
+public class DedModemController extends ModemConnectionController {
+    public DedModemController(ModemImplementation modemImplementation) {
+        super(modemImplementation);
+    }
+
+    @Override
+    protected void dialImpl(char[] a) {
+        System.out.println("DedModem DialImpl");
+//        super.dialImpl(a);
+    }
+
+    @Override
+    protected void hangImpl() {
+        System.out.println("DedModem hangImpl");
+    }
+
+    @Override
+    protected void sendImpl() {
+//        super.sendImpl();
+    }
+
+    @Override
+    protected void receiveImpl() {
+//        super.receiveImpl();
+    }
+}

src/main/java/bridge/DedicatedModem.java

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+package bridge;
+
+public interface DedicatedModem {
+    void send();
+    void receive();
+}

src/main/java/bridge/DialModemController.java

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+package bridge;
+
+public class DialModemController extends ModemConnectionController {
+    public DialModemController(ModemImplementation modemImplementation) {
+        super(modemImplementation);
+    }
+
+}

src/main/java/bridge/HayesModem.java

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+package bridge;
+
+public class HayesModem implements ModemImplementation {
+    @Override
+    public void dial(char[] a) {
+        System.out.println("hayes modem dial");
+    }
+
+    @Override
+    public void hangup() {
+        System.out.println("hayes modem hangup");
+    }
+
+    @Override
+    public void send() {
+        System.out.println("hayes modem send");
+    }
+
+    @Override
+    public void receive() {
+        System.out.println("hayes modem receive");
+    }
+}

src/main/java/bridge/Modem.java

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+package bridge;
+
+public interface Modem {
+    void dial(char[] a);
+    void hangup();
+    void send();
+    void receive();
+}

src/main/java/bridge/ModemClients.java

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+package bridge;
+
+public class ModemClients {
+    public static void main(String[] args) {
+        Modem modem = new DedModemController(new UsRoboticsModem());
+
+        modem.receive();
+        modem.send();
+
+    }
+}

src/main/java/bridge/ModemConnectionController.java

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+package bridge;
+
+public abstract class ModemConnectionController implements Modem, DedicatedModem {
+    ModemImplementation modemImplementation;
+
+    public ModemConnectionController(ModemImplementation modemImplementation) {
+        this.modemImplementation = modemImplementation;
+    }
+
+    protected void dialImpl(char[] a) {
+        modemImplementation.dial(a);
+    }
+
+    protected void hangImpl() {
+        modemImplementation.hangup();
+    }
+
+    protected void sendImpl() {
+        modemImplementation.send();
+    }
+
+    protected void receiveImpl() {
+        modemImplementation.receive();;
+    }
+
+    @Override
+    public void dial(char[] a) {
+        this.dialImpl(a);
+    }
+
+    @Override
+    public void hangup() {
+        this.hangImpl();
+    }
+
+    @Override
+    public void send() {
+        this.sendImpl();
+    }
+
+    @Override
+    public void receive() {
+        this.receiveImpl();
+    }
+}

src/main/java/bridge/ModemImplementation.java

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+package bridge;
+
+public interface ModemImplementation {
+    void dial(char[] a);
+
+    void hangup();
+
+    void send();
+
+    void receive();
+}

src/main/java/bridge/UsRoboticsModem.java

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+package bridge;
+
+import bridge.Modem;
+
+public class UsRoboticsModem implements ModemImplementation {
+    @Override
+    public void dial(char[] a) {
+        System.out.println("US Robotics dial");
+    }
+
+    @Override
+    public void hangup() {
+        System.out.println("US Robotics hangup");
+    }
+
+    @Override
+    public void send() {
+        System.out.println("US Robotics send");
+    }
+
+    @Override
+    public void receive() {
+        System.out.println("US Robotics receive");
+    }
+}

src/main/java/command/AddComissionedEmployeeTransaction.java

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+package command;
+
+public class AddComissionedEmployeeTransaction extends AddEmployTransaction {
+    private double commission;
+
+    public AddComissionedEmployeeTransaction(String name, int employeeId, String address, int salary, double commission) {
+        super(name, employeeId, address, salary);
+        this.commission = commission;
+    }
+
+    @Override
+    public void execute() {
+        System.out.printf("%s 직원은 월급을 %d원을 받고 추가 수수료율 %f%%를 적용합니다.\n", this.getName(), this.getSalary(), this.commission);
+    }
+}

src/main/java/command/AddEmploy.java

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+package command;
+
+/**
+ * Invoker
+ */
+public class AddEmploy {
+    private Transaction transaction;
+
+    public AddEmploy(Transaction transaction) {
+        this.transaction = transaction;
+    }
+
+    public void add() {
+        transaction.execute();
+    }
+}