Add Abstract Factory Design Pattern project

Harshad-LLD-hw/Abstract Factory Design Pattern/.vscode/settings.json

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+{
+    "editor.suggest.showWords": false,
+    "editor.suggest.showKeywords": false
+}

Harshad-LLD-hw/Abstract Factory Design Pattern/BeefBurger.java

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+package com.restaurant.burgerfactory;
+
+public class BeefBurger implements Burger {
+    @Override
+    public void prepare() {
+        System.out.println("Preparing a Beef Burger");
+    }
+
+}

Harshad-LLD-hw/Abstract Factory Design Pattern/BeefBurgerRestaurant.java

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+package com.restaurant.burgerfactory;
+
+public class BeefBurgerRestaurant {
+
+    public Burger createBurger(String request) {
+        if (request.equalsIgnoreCase("BEEF")) {
+            return new BeefBurger();
+        } else {
+            return null;
+
+        }
+
+    }
+}

Harshad-LLD-hw/Abstract Factory Design Pattern/Burger.java

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+package com.restaurant.burgerfactory;
+
+interface Burger {
+    void prepare();
+}

Harshad-LLD-hw/Abstract Factory Design Pattern/Main.java

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+package com.restaurant.burgerfactory;
+
+public class Main {
+    public static void main() {
+        Restaurant restaurant = new VeggieBurgerRestaurant();
+        Burger burger = restaurant.orderBurger("Veggie");
+    }
+}

Harshad-LLD-hw/Abstract Factory Design Pattern/Restaurant.java

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+package com.restaurant.burgerfactory;
+
+abstract class Restaurant {
+    public Burger orderBurger(String request) {
+        Burger burger = createBurger(request);
+        burger.prepare();
+        return burger;
+}
+    abstract Burger createBurger(String request);
+}
+
+
+

Harshad-LLD-hw/Abstract Factory Design Pattern/VeggieBurger.java

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+package com.restaurant.burgerfactory;
+
+public class VeggieBurger implements Burger {
+    @Override
+    public void prepare() {
+        System.out.println("Preparing a Veggie Burger");
+    }
+}

Harshad-LLD-hw/Abstract Factory Design Pattern/VeggieBurgerRestaurant.java

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+package com.restaurant.burgerfactory;
+
+
+public class VeggieBurgerRestaurant extends Restaurant {
+    @Override
+    public Burger createBurger(String request) {
+        if (request.equalsIgnoreCase("veggie")) {
+            return new VeggieBurger();
+        } else {
+            return null;
+        }
+
+    }
+
+}

Harshad-LLD-hw/DesignPatterns/Builder/Main.java

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+//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
+// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
+
+public class Main {
+    public static void main(String[] args) {
+
+        Person person = new PersonBuilder()
+                .name("Harshad")
+                .email("xyz@gmail.com")
+                .contact("9999999999")
+                .build();
+
+        System.out.println(person.getName() + " " +person.getContact() + " " + person.getEmail());
+
+    }
+}

Harshad-LLD-hw/DesignPatterns/Builder/Person.java

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+public class Person {
+    String name;
+    String email;
+    String contact;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public String getContact() {
+        return contact;
+    }
+
+    public void setContact(String contact) {
+        this.contact = contact;
+    }
+}

Harshad-LLD-hw/DesignPatterns/Builder/PersonBuilder.java

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+public class PersonBuilder {
+    private final Person person;
+
+    public PersonBuilder(){
+        this.person = new Person();
+    }
+
+    public PersonBuilder name(String name){
+        this.person.setName(name);
+        return this;
+    }
+
+    public PersonBuilder contact(String contact) {
+        this.person.setContact(contact);
+        return this;
+    }
+
+    public PersonBuilder email(String email){
+        this.person.setEmail(email);
+        return this; 
+    }
+
+    public Person build(){
+        return this.person;
+    }
+}

Harshad-LLD-hw/DesignPatterns/Builder/PersonIdentity.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Harshad-LLD-hw/DesignPatterns/Singleton/LogPrinter.java

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+import java.util.List;
+
+public class LogPrinter {
+    public void printLog(List<String> logs) {
+        System.out.println("---- Printing Order ----");
+        for (String log : logs) {
+            System.out.println(log);
+        }
+    }
+}

Harshad-LLD-hw/DesignPatterns/Singleton/Logger.java

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+import java.util.List;
+import java.util.ArrayList;
+
+public class Logger {
+
+    private List<String> L1;
+    private static  Logger instance;
+
+
+    private Logger () {
+        L1 = new ArrayList<>();
+    }
+
+    public static synchronized Logger getInstance() {
+        if (instance == null) {
+            synchronized (Logger.class) {
+                if (instance == null) {
+                    instance = new Logger();
+        }
+            }
+        }
+        return instance;
+    }
+
+    public void log(String messages) {
+        System.out.println(messages);
+        L1.add(messages);
+    }
+
+    public List<String> getLogs() {
+        return L1;
+    }
+
+}

Harshad-LLD-hw/DesignPatterns/Singleton/Main.java

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+import java.util.Scanner;
+
+public class Main {
+    public static void main(String[] args) {
+        Logger log1 = Logger.getInstance();
+        Scanner scanner = new Scanner(System.in); 
+
+        System.out.print("Enter to input the menu: ");
+        String message = scanner.nextLine(); 
+
+        if (message.equalsIgnoreCase("Burger")){
+            log1.log("Burger Created");
+            log1.log("Fries Added");
+        }
+
+
+        Logger log2 = Logger.getInstance();
+
+
+        System.out.print("Enter to add drinks and Tacos : ");
+        String msg2 = scanner.nextLine();
+        if (msg2.equalsIgnoreCase("tacos")) {
+            log2.log("Drink Added");
+        }
+
+        System.out.print("Enter to see the order: ");
+        String message1 = scanner.nextLine(); 
+
+        if (message1.equalsIgnoreCase("order")) {        
+        LogPrinter pri1 = new LogPrinter();
+        pri1.printLog(log1.getLogs());}
+
+//        LogPrinter pri2 = new LogPrinter();    
+
+//        pri2.printLog(log2.getLogs());
+    }
+
+}