Q3完了

.gitignore

@@ -1 +0,0 @@
-/.metadata/

Spring-lesson-Q2/src/main/java/com/example/demo/ServletInitializer.java

@@ -1,13 +0,0 @@
-package com.example.demo;
-
-import org.springframework.boot.builder.SpringApplicationBuilder;
-import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
-
-public class ServletInitializer extends SpringBootServletInitializer {
-
-	@Override
-	protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
-		return application.sources(SpringLessonQ2Application.class);
-	}
-
-}

Spring-lesson-Q2/src/main/java/com/example/demo/SpringLessonQ2Application.java

@@ -1,21 +0,0 @@
-package com.example.demo;
-
-import org.springframework.boot.SpringApplication;
-import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.context.ConfigurableApplicationContext;
-
-import com.example.demo.presentation.Q2View;
-
-@SpringBootApplication
-public class SpringLessonQ2Application {
-
-    public static void main(String[] args) {
-        // SpringLessonApplication.class မှ SpringLessonQ2Application.class သို့ ပြင်ဆင်ထားပါသည်
-        ConfigurableApplicationContext context = SpringApplication.run(SpringLessonQ2Application.class, args);
-
-        // Q2View Bean ကို ရယူပြီး display() ကို ခေါ်ယူခြင်း
-        Q2View view = context.getBean(Q2View.class);
-        view.display();
-    }
-
-}

Spring-lesson-Q2/src/main/java/com/example/demo/application/Q2Controller.java

@@ -1,27 +0,0 @@
-package com.example.demo.application;
-
-import com.example.demo.domain.Q2Entity;
-import com.example.demo.logic.Q2Logic;
-import com.example.demo.service.Q2Service;
-
-public class Q2Controller {
-    private final Q2Service q2Service;
-    private final Q2Logic q2Logic;
-    
-    public Q2Controller(Q2Service q2Service, Q2Logic q2Logic) {
-        this.q2Service = q2Service;
-        this.q2Logic = q2Logic;
-    }
-
-    public String execute(String mailAddress, String password) {
-        if (mailAddress != null && mailAddress.length() > 256) {
-            return "メールアドレスもしくはパスワードが不正です";
-        }
-        if (password != null && password.length() < 8) {
-            return "メールアドレスもしくはパスワードが不正です";
-        }
-        Q2Entity entity = q2Service.processService(mailAddress, password);
-        
-        return q2Logic.formatUserDetail(entity);
-    }
-}

Spring-lesson-Q2/src/main/java/com/example/demo/config/Q2Config.java

@@ -1,39 +0,0 @@
-package com.example.demo.config;
-
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-
-import com.example.demo.application.Q2Controller;
-import com.example.demo.logic.Q2Logic;
-import com.example.demo.presentation.Q2View;
-import com.example.demo.presistence.Q2Dao;
-import com.example.demo.service.Q2Service;
-
-@Configuration // ★ ဒီ Annotation မပါရင် Bean တွေကို ရှာမတွေ့ပါဘူး
-public class Q2Config {
-
-    @Bean
-    public Q2Dao q2Dao() {
-        return new Q2Dao();
-    }
-
-    @Bean
-    public Q2Service q2Service() {
-        return new Q2Service(q2Dao());
-    }
-
-    @Bean
-    public Q2Logic q2Logic() {
-        return new Q2Logic();
-    }
-
-    @Bean
-    public Q2Controller q2Controller() {
-        return new Q2Controller(q2Service(), q2Logic());
-    }
-
-    @Bean
-    public Q2View q2View() {
-        return new Q2View(q2Controller());
-    }
-}

Spring-lesson-Q2/src/main/java/com/example/demo/domain/Q2Entity.java

@@ -1,29 +0,0 @@
-package com.example.demo.domain;
-
-public class Q2Entity {
-	
-	private String mailAddress;
-	private String password;
-
-	public Q2Entity(String mailAddress, String password) {
-		this.mailAddress = mailAddress;
-		this.password = password;
-	}
-
-	public String getMailAddress() {
-		return mailAddress;
-	}
-
-	public void setMailAddress(String mailAddress) {
-		this.mailAddress = mailAddress;
-	}
-
-	public String getPassword() {
-		return password;
-	}
-
-	public void setPassword(String password) {
-		this.password = password;
-	}
-
-}

Spring-lesson-Q2/src/main/java/com/example/demo/logic/Q2Logic.java

@@ -1,10 +0,0 @@
-package com.example.demo.logic;
-
-import com.example.demo.domain.Q2Entity;
-
-public class Q2Logic {
-
-    public String formatUserDetail(Q2Entity entity) {
-        return "メールアドレス：" + entity.getMailAddress() + " パスワード：" + entity.getPassword();        
-    }
-}

Spring-lesson-Q2/src/main/java/com/example/demo/presentation/Q2View.java

@@ -1,27 +0,0 @@
-package com.example.demo.presentation;
-
-import java.util.Scanner;
-
-import com.example.demo.application.Q2Controller;
-
-public class Q2View {
-    private final Q2Controller q2Controller;
-    
-    public Q2View(Q2Controller q2Controller) {
-        this.q2Controller = q2Controller;
-    }
-
-    public void display() {
-        Scanner scan = new Scanner(System.in);
-        System.out.println("メール入力してください。");
-        String mailAddress = scan.nextLine().trim(); // trim() ထည့်ပေးပါ
-        
-        System.out.println("パスワード入力してください。");
-        String password = scan.nextLine().trim(); // trim() ထည့်ပေးပါ
-        
-        String result = q2Controller.execute(mailAddress, password);
-        System.out.println("");
-        System.out.println("===== 結果 =====");
-        System.out.println(result);
-    }
-}

Spring-lesson-Q2/src/main/java/com/example/demo/presistence/Q2Dao.java

@@ -1,9 +0,0 @@
-package com.example.demo.presistence;
-
-import com.example.demo.domain.Q2Entity;
-
-public class Q2Dao {
-    public Q2Entity createEntity(String mailAddress, String password) {
-        return new Q2Entity(mailAddress, password);
-    }
-}

Spring-lesson-Q2/src/main/java/com/example/demo/service/Q2Service.java

@@ -1,16 +0,0 @@
-package com.example.demo.service;
-
-import com.example.demo.domain.Q2Entity;
-import com.example.demo.presistence.Q2Dao;
-
-public class Q2Service {
-    private final Q2Dao q2Dao;
-
-    public Q2Service(Q2Dao q2Dao) {
-        this.q2Dao = q2Dao;
-    }
-
-    public Q2Entity processService(String mailAddress, String password) {
-        return q2Dao.createEntity(mailAddress, password);
-    }
-}

Spring-lesson-Q2/src/main/resources/application.properties

@@ -1 +0,0 @@
-spring.application.name=Spring-lesson-Q2

SpringQuestion-2/src/main/java/com/example/demo/SpringQuestion2Application.java

@@ -3,18 +3,19 @@ package com.example.demo;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.context.annotation.Import;
 
-import com.example.demo.presentation.Q1View;
+import com.example.demo.config.Q2Config;
+import com.example.demo.presentation.Q2View;
 
 @SpringBootApplication
-public class SpringLessonApplication {
+@Import(Q2Config.class)
+public class SpringQuestion2Application {
 
 	public static void main(String[] args) {
-		ConfigurableApplicationContext context = SpringApplication.run(SpringLessonApplication.class, args);
-
-		// Q1View Bean ကို ရယူပြီး Execute လုပ်ခြင်း
-		Q1View view = context.getBean(Q1View.class);
-		view.display();
+		ConfigurableApplicationContext context = SpringApplication.run(SpringQuestion2Application.class, args);
+		Q2View sample = context.getBean(Q2View.class);
+		sample.Empscan();
 	}
 
 }

SpringQuestion-2/src/main/java/com/example/demo/application/Q2Controller.java

@@ -0,0 +1,30 @@
+package com.example.demo.application;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.example.demo.domain.Q2Entity;
+import com.example.demo.logic.Q2Logic;
+import com.example.demo.service.Q2Service;
+
+public class Q2Controller {
+	
+	@Autowired
+	Q2Service  serv;
+	@Autowired
+	Q2Logic logic;
+	
+	public String Empjudge(String mailadress, String password) {
+		String message;
+		//パスワードとメールアドレスが正確かジャッジ
+		if (mailadress.length() > 256 || password.length() < 8) {
+			message = "メールアドレスもしくはパスワードが不正です";
+			return message;
+		} else {
+			//サービスメソッドに引数を渡し実行
+			Q2Entity entity = serv.ServeEntity(mailadress, password);
+			//ロジッククラスに引数を渡し実行
+			message = logic.Createmessage(entity);
+			return message;
+		}
+	}
+}

SpringQuestion-2/src/main/java/com/example/demo/config/Q2Config.java

@@ -5,35 +5,35 @@ import org.springframework.context.annotation.Configuration;
 
 import com.example.demo.application.Q2Controller;
 import com.example.demo.logic.Q2Logic;
+import com.example.demo.persistence.Q2Dao;
 import com.example.demo.presentation.Q2View;
-import com.example.demo.presistence.Q2Dao;
 import com.example.demo.service.Q2Service;
 
 @Configuration
 public class Q2Config {
 
 	@Bean
-	public Q2Dao q2Dao() {
+	Q2Dao q2dao() {
 		return new Q2Dao();
 	}
 
 	@Bean
-	public Q2Service q2Service() {
-		return new Q2Service(q2Dao());
+	Q2Service q2service() {
+		return new Q2Service();
 	}
 
 	@Bean
-	public Q2Logic q2Logic() {
+	Q2Logic q2logic() {
 		return new Q2Logic();
 	}
 
 	@Bean
-	public Q2Controller q2Controller() {
-		return new Q2Controller(q2Service(), q2Logic());
+	Q2Controller q2controller() {
+		return new Q2Controller();
 	}
 
 	@Bean
-	public Q2View q2View() {
-		return new Q2View(q2Controller());
+	Q2View q2view() {
+		return new Q2View();
 	}
-}
+}

SpringQuestion-2/src/main/java/com/example/demo/domain/Q2Entity.java

@@ -0,0 +1,29 @@
+package com.example.demo.domain;
+
+
+public class Q2Entity {
+	private String mailAdress;
+	private String password;
+
+	public Q2Entity(String mailAdress, String password) {
+		this.mailAdress = mailAdress;
+		this.password = password;
+	}
+
+	public String getMailAdress() {
+		return mailAdress;
+	}
+
+	public void setMailAdress(String mailAdress) {
+		this.mailAdress = mailAdress;
+	}
+
+	public String getPassword() {
+		return password;
+	}
+
+	public void setPassword(String password) {
+		this.password = password;
+	}
+
+}

SpringQuestion-2/src/main/java/com/example/demo/logic/Q2Logic.java

@@ -0,0 +1,12 @@
+package com.example.demo.logic;
+
+import com.example.demo.domain.Q2Entity;
+
+public class Q2Logic {
+	public String Createmessage(Q2Entity entity) {
+		//引数をもとにメッセージの作成
+		String message;
+		message = "メールアドレス:" + entity.getMailAdress() + " パスワード:" + entity.getPassword();
+		return message;
+	}
+}

SpringQuestion-2/src/main/java/com/example/demo/persistence/Q2Dao.java

@@ -0,0 +1,13 @@
+package com.example.demo.persistence;
+
+import com.example.demo.domain.Q2Entity;
+
+public class Q2Dao {
+	//サービスクラスから引数を受け取る
+	public Q2Entity CreateEntity(String mailaddres, String password) {
+		//受け取った引数をエンティティクラス型のインスタンスに格納
+		Q2Entity entity = new Q2Entity(mailaddres, password);
+		//格納したインスタンスをサービスクラスに戻り値として返却
+		return entity;
+	}
+}

SpringQuestion-2/src/main/java/com/example/demo/presentation/Q2View.java

@@ -0,0 +1,26 @@
+package com.example.demo.presentation;
+
+import java.util.Scanner;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.example.demo.application.Q2Controller;
+
+public class Q2View {
+	
+	@Autowired
+	Q2Controller cont;
+
+	public void Empscan() {
+		//メールアドレスとパスワードの入力
+		System.out.println("メールアドレスを入力してください");
+		Scanner sc = new Scanner(System.in);
+		String Mailadress = sc.nextLine();
+		System.out.println("パスワードを入力してください");
+		String Password = sc.nextLine();
+		//入力した値をコントローラークラスのメソッドに引数として渡し、実行
+		String message = cont.Empjudge(Mailadress, Password);
+		System.out.println(message);
+	}
+}
+

SpringQuestion-2/src/main/java/com/example/demo/service/Q2Service.java

@@ -0,0 +1,17 @@
+package com.example.demo.service;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.example.demo.domain.Q2Entity;
+import com.example.demo.persistence.Q2Dao;
+
+public class Q2Service {
+	
+	@Autowired
+	Q2Dao dao;
+	//エンティティクラスに引数を渡し実行
+		public Q2Entity ServeEntity(String mailaddres, String password) {
+			Q2Entity entity = dao.CreateEntity(mailaddres, password);
+			return entity;
+		}
+}

SpringQuestion-2/src/test/java/com/example/demo/SpringQuestion2ApplicationTests.java

@@ -4,7 +4,7 @@ import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
 @SpringBootTest
-class SpringLessonApplicationTests {
+class SpringQuestion2ApplicationTests {
 
 	@Test
 	void contextLoads() {

SpringQuestion/src/main/java/com/example/demo/SpringQuestionApplication.java

@@ -0,0 +1,16 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+import com.example.demo.presentaiton.Q1View;
+
+@SpringBootApplication
+public class SpringQuestionApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(SpringQuestionApplication.class, args);
+		new Q1View().Empscan();
+	}
+
+}

SpringQuestion/src/main/java/com/example/demo/application/SampleController.java

@@ -0,0 +1,23 @@
+package com.example.demo.application;
+
+import com.example.demo.domain.Q1Entity;
+import com.example.demo.logic.Q1Logic;
+import com.example.demo.service.Q1Service;
+
+public class SampleController {
+
+	public String Empjudge(String mailadress, String password) {
+		String message;
+		//パスワードとメールアドレスが正確かジャッジ
+		if (mailadress.length() > 256 || password.length() < 8) {
+			message = "メールアドレスもしくはパスワードが不正です";
+			return message;
+		} else {
+			//サービスメソッドに引数を渡し実行
+			Q1Entity entity = Q1Service.ServeEntity(mailadress, password);
+			//ロジッククラスに引数を渡し実行
+			message = Q1Logic.Createmessage(entity);
+			return message;
+		}
+	}
+}

SpringQuestion/src/main/java/com/example/demo/domain/Q1Entity.java

@@ -0,0 +1,28 @@
+package com.example.demo.domain;
+
+public class Q1Entity {
+	private String mailAdress;
+	private String password;
+	
+	public Q1Entity(String mailAdress, String password) {
+		this.mailAdress = mailAdress;
+		this.password = password;
+	}
+
+	public String getMailAdress() {
+		return mailAdress;
+	}
+
+	public void setMailAdress(String mailAdress) {
+		this.mailAdress = mailAdress;
+	}
+
+	public String getPassword() {
+		return password;
+	}
+
+	public void setPassword(String password) {
+		this.password = password;
+	}
+	
+}

SpringQuestion/src/main/java/com/example/demo/logic/Q1Logic.java

@@ -0,0 +1,12 @@
+package com.example.demo.logic;
+
+import com.example.demo.domain.Q1Entity;
+
+public class Q1Logic {
+	public static String Createmessage(Q1Entity entity) {
+		//引数をもとにメッセージの作成
+		String message;
+		message = "メールアドレス:" + entity.getMailAdress() + " パスワード:" + entity.getPassword();
+		return message;
+	}
+}

SpringQuestion/src/main/java/com/example/demo/persistence/Q1Dao.java

@@ -0,0 +1,13 @@
+package com.example.demo.persistence;
+
+import com.example.demo.domain.Q1Entity;
+
+public class Q1Dao {
+	//サービスクラスから引数を受け取る
+	public static Q1Entity CreateEntity(String mailaddres, String password) {
+		//受け取った引数をエンティティクラス型のインスタンスに格納
+		Q1Entity entity = new Q1Entity(mailaddres, password);
+		//格納したインスタンスをサービスクラスに戻り値として返却
+		return entity;
+	}
+}

SpringQuestion/src/main/java/com/example/demo/presentaiton/Q1View.java

@@ -0,0 +1,21 @@
+package com.example.demo.presentaiton;
+
+import java.util.Scanner;
+
+import com.example.demo.application.SampleController;
+
+public class Q1View {
+	SampleController cont = new SampleController();
+
+	public void Empscan() {
+		//メールアドレスとパスワードの入力
+		System.out.println("メールアドレスを入力してください");
+		Scanner sc = new Scanner(System.in);
+		String Mailadress = sc.nextLine();
+		System.out.println("パスワードを入力してください");
+		String Password = sc.nextLine();
+		//入力した値をコントローラークラスのメソッドに引数として渡し、実行
+		String message = cont.Empjudge(Mailadress, Password);
+		System.out.println(message);
+	}
+}

SpringQuestion/src/main/java/com/example/demo/service/Q1Service.java

@@ -0,0 +1,13 @@
+package com.example.demo.service;
+
+import com.example.demo.domain.Q1Entity;
+import com.example.demo.persistence.Q1Dao;
+
+public class Q1Service {
+	//エンティティクラスに引数を渡し実行
+	public static Q1Entity ServeEntity(String mailaddres, String password) {
+		Q1Entity entity = Q1Dao.CreateEntity(mailaddres, password);
+		return entity;
+
+	}
+}

SpringQuestion3/pom.xml

@@ -9,10 +9,9 @@
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>com.example</groupId>
-	<artifactId>Spring-lesson-Q2</artifactId>
+	<artifactId>SpringQuestion3</artifactId>
 	<version>0.0.1-SNAPSHOT</version>
-	<packaging>war</packaging>
-	<name>Spring-lesson-Q2</name>
+	<name>SpringQuestion3</name>
 	<description/>
 	<url/>
 	<licenses>
@@ -33,17 +32,17 @@
 	<dependencies>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-webmvc</artifactId>
+			<artifactId>spring-boot-starter-data-jpa</artifactId>
 		</dependency>
 
 		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-tomcat</artifactId>
-			<scope>provided</scope>
+			<groupId>com.mysql</groupId>
+			<artifactId>mysql-connector-j</artifactId>
+			<scope>runtime</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-test</artifactId>
+			<artifactId>spring-boot-starter-data-jpa-test</artifactId>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>

SpringQuestion3/src/main/java/com/example/demo/SpringQuestion3Application.java

@@ -0,0 +1,21 @@
+package com.example.demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.context.annotation.ComponentScan;
+
+import com.example.demo.presentation.Q3View;
+
+@SpringBootApplication
+@ComponentScan
+public class SpringQuestion3Application {
+
+	public static void main(String[] args) {
+		ConfigurableApplicationContext context = 
+		SpringApplication.run(SpringQuestion3Application.class, args);
+		Q3View view = context.getBean(Q3View.class);
+		view.Empscan();
+	}
+	
+}

SpringQuestion3/src/main/java/com/example/demo/application/Q3Controller.java

@@ -0,0 +1,33 @@
+package com.example.demo.application;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+
+import com.example.demo.domain.Employee;
+import com.example.demo.logic.Q3Logic;
+import com.example.demo.service.Q3Service;
+
+@Controller
+public class Q3Controller {
+	@Autowired
+	Q3Service  serv;
+	@Autowired
+	Q3Logic logic;
+	
+	public String Empjudge(String mailadress, String password) {
+		String message;
+		//パスワードとメールアドレスが正確かジャッジ
+		if (mailadress.length() > 256 ) {
+			message = "メールアドレスもしくはパスワードが不正です";
+			return message;
+		} else {
+			//サービスクラスのメソッド実行
+			List<Employee> list= serv.getuserDate();
+			//ロジッククラスに引数を渡し実行
+			message = logic.Createmessage(mailadress, password, list);
+			return message;
+		}
+	}
+}

SpringQuestion3/src/main/java/com/example/demo/logic/Q3Logic.java

@@ -0,0 +1,22 @@
+package com.example.demo.logic;
+
+import java.util.List;
+
+import org.springframework.stereotype.Component;
+
+import com.example.demo.domain.Employee;
+
+@Component
+public class Q3Logic {
+
+	public String Createmessage(String mailadress, String password, List<Employee> list) {
+		for (Employee emp : list) {
+			if (mailadress.equals(emp.getMailAddress()) 
+					&& password.equals(emp.getPassword())) {
+				return emp.getNmEmployee();
+			}
+	}
+		return "該当のデータが存在しません。";
+		
+}
+}

SpringQuestion3/src/main/java/com/example/demo/persistence/EmployeeRepository.java

@@ -0,0 +1,11 @@
+package com.example.demo.persistence;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import com.example.demo.domain.Employee;
+
+@Repository
+public interface EmployeeRepository extends JpaRepository<Employee, Integer> {
+	
+}

SpringQuestion3/src/main/java/com/example/demo/presentation/Q3View.java

@@ -0,0 +1,26 @@
+package com.example.demo.presentation;
+
+import java.util.Scanner;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.example.demo.application.Q3Controller;
+
+@Component
+public class Q3View {
+	@Autowired
+	Q3Controller cont;
+
+	public void Empscan() {
+		//メールアドレスとパスワードの入力
+		System.out.println("メールアドレスを入力してください");
+		Scanner sc = new Scanner(System.in);
+		String Mailadress = sc.nextLine();
+		System.out.println("パスワードを入力してください");
+		String Password = sc.nextLine();
+		//入力した値をコントローラークラスのメソッドに引数として渡し、実行
+		String message = cont.Empjudge(Mailadress, Password);
+		System.out.println(message);
+	}
+}

SpringQuestion3/src/main/java/com/example/demo/service/Q3Service.java

@@ -0,0 +1,19 @@
+package com.example.demo.service;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import com.example.demo.domain.Employee;
+import com.example.demo.persistence.EmployeeRepository;
+
+@Service
+public class Q3Service {
+	@Autowired
+	EmployeeRepository dao;
+	//エンティティクラスに引数を渡し実行
+	public List<Employee> getuserDate(){
+		return dao.findAll();//インタフェースに搭載されている全検索メソッド
+	}
+}

SpringQuestion3/src/main/resources/application.properties

@@ -0,0 +1,4 @@
+spring.application.name=SpringQuestion3
+spring.datasource.url=jdbc:mysql://localhost:3306/rezodb
+spring.datasource.username=rezouser
+spring.datasource.password=Rezo_0000

SpringQuestion3/src/test/java/com/example/demo/SpringQuestion3ApplicationTests.java

@@ -4,7 +4,7 @@ import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 
 @SpringBootTest
-class SpringLessonQ2ApplicationTests {
+class SpringQuestion3ApplicationTests {
 
 	@Test
 	void contextLoads() {

spring-lesson/.gitattributes

@@ -1,2 +0,0 @@
-/mvnw text eol=lf
-*.cmd text eol=crlf

spring-lesson/.gitignore

@@ -1,33 +0,0 @@
-HELP.md
-target/
-.mvn/wrapper/maven-wrapper.jar
-!**/src/main/**/target/
-!**/src/test/**/target/
-
-### STS ###
-.apt_generated
-.classpath
-.factorypath
-.project
-.settings
-.springBeans
-.sts4-cache
-
-### IntelliJ IDEA ###
-.idea
-*.iws
-*.iml
-*.ipr
-
-### NetBeans ###
-/nbproject/private/
-/nbbuild/
-/dist/
-/nbdist/
-/.nb-gradle/
-build/
-!**/src/main/**/build/
-!**/src/test/**/build/
-
-### VS Code ###
-.vscode/

spring-lesson/.mvn/wrapper/maven-wrapper.properties

@@ -1,3 +0,0 @@
-wrapperVersion=3.3.4
-distributionType=only-script
-distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.16/apache-maven-3.9.16-bin.zip

spring-lesson/mvnw

@@ -1,295 +0,0 @@
-#!/bin/sh
-# ----------------------------------------------------------------------------
-# Licensed to the Apache Software Foundation (ASF) under one
-# or more contributor license agreements.  See the NOTICE file
-# distributed with this work for additional information
-# regarding copyright ownership.  The ASF licenses this file
-# to you under the Apache License, Version 2.0 (the
-# "License"); you may not use this file except in compliance
-# with the License.  You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing,
-# software distributed under the License is distributed on an
-# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-# KIND, either express or implied.  See the License for the
-# specific language governing permissions and limitations
-# under the License.
-# ----------------------------------------------------------------------------
-
-# ----------------------------------------------------------------------------
-# Apache Maven Wrapper startup batch script, version 3.3.4
-#
-# Optional ENV vars
-# -----------------
-#   JAVA_HOME - location of a JDK home dir, required when download maven via java source
-#   MVNW_REPOURL - repo url base for downloading maven distribution
-#   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
-#   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
-# ----------------------------------------------------------------------------
-
-set -euf
-[ "${MVNW_VERBOSE-}" != debug ] || set -x
-
-# OS specific support.
-native_path() { printf %s\\n "$1"; }
-case "$(uname)" in
-CYGWIN* | MINGW*)
-  [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
-  native_path() { cygpath --path --windows "$1"; }
-  ;;
-esac
-
-# set JAVACMD and JAVACCMD
-set_java_home() {
-  # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
-  if [ -n "${JAVA_HOME-}" ]; then
-    if [ -x "$JAVA_HOME/jre/sh/java" ]; then
-      # IBM's JDK on AIX uses strange locations for the executables
-      JAVACMD="$JAVA_HOME/jre/sh/java"
-      JAVACCMD="$JAVA_HOME/jre/sh/javac"
-    else
-      JAVACMD="$JAVA_HOME/bin/java"
-      JAVACCMD="$JAVA_HOME/bin/javac"
-
-      if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
-        echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
-        echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
-        return 1
-      fi
-    fi
-  else
-    JAVACMD="$(
-      'set' +e
-      'unset' -f command 2>/dev/null
-      'command' -v java
-    )" || :
-    JAVACCMD="$(
-      'set' +e
-      'unset' -f command 2>/dev/null
-      'command' -v javac
-    )" || :
-
-    if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
-      echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
-      return 1
-    fi
-  fi
-}
-
-# hash string like Java String::hashCode
-hash_string() {
-  str="${1:-}" h=0
-  while [ -n "$str" ]; do
-    char="${str%"${str#?}"}"
-    h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
-    str="${str#?}"
-  done
-  printf %x\\n $h
-}
-
-verbose() { :; }
-[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
-
-die() {
-  printf %s\\n "$1" >&2
-  exit 1
-}
-
-trim() {
-  # MWRAPPER-139:
-  #   Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.
-  #   Needed for removing poorly interpreted newline sequences when running in more
-  #   exotic environments such as mingw bash on Windows.
-  printf "%s" "${1}" | tr -d '[:space:]'
-}
-
-scriptDir="$(dirname "$0")"
-scriptName="$(basename "$0")"
-
-# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
-while IFS="=" read -r key value; do
-  case "${key-}" in
-  distributionUrl) distributionUrl=$(trim "${value-}") ;;
-  distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;
-  esac
-done <"$scriptDir/.mvn/wrapper/maven-wrapper.properties"
-[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
-
-case "${distributionUrl##*/}" in
-maven-mvnd-*bin.*)
-  MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
-  case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
-  *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
-  :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
-  :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
-  :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
-  *)
-    echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
-    distributionPlatform=linux-amd64
-    ;;
-  esac
-  distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
-  ;;
-maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
-*) MVN_CMD="mvn${scriptName#mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
-esac
-
-# apply MVNW_REPOURL and calculate MAVEN_HOME
-# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
-[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
-distributionUrlName="${distributionUrl##*/}"
-distributionUrlNameMain="${distributionUrlName%.*}"
-distributionUrlNameMain="${distributionUrlNameMain%-bin}"
-MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
-MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
-
-exec_maven() {
-  unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
-  exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
-}
-
-if [ -d "$MAVEN_HOME" ]; then
-  verbose "found existing MAVEN_HOME at $MAVEN_HOME"
-  exec_maven "$@"
-fi
-
-case "${distributionUrl-}" in
-*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
-*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
-esac
-
-# prepare tmp dir
-if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
-  clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
-  trap clean HUP INT TERM EXIT
-else
-  die "cannot create temp dir"
-fi
-
-mkdir -p -- "${MAVEN_HOME%/*}"
-
-# Download and Install Apache Maven
-verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
-verbose "Downloading from: $distributionUrl"
-verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
-
-# select .zip or .tar.gz
-if ! command -v unzip >/dev/null; then
-  distributionUrl="${distributionUrl%.zip}.tar.gz"
-  distributionUrlName="${distributionUrl##*/}"
-fi
-
-# verbose opt
-__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
-[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
-
-# normalize http auth
-case "${MVNW_PASSWORD:+has-password}" in
-'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
-has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
-esac
-
-if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
-  verbose "Found wget ... using wget"
-  wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
-elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
-  verbose "Found curl ... using curl"
-  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
-elif set_java_home; then
-  verbose "Falling back to use Java to download"
-  javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
-  targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
-  cat >"$javaSource" <<-END
-	public class Downloader extends java.net.Authenticator
-	{
-	  protected java.net.PasswordAuthentication getPasswordAuthentication()
-	  {
-	    return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
-	  }
-	  public static void main( String[] args ) throws Exception
-	  {
-	    setDefault( new Downloader() );
-	    java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
-	  }
-	}
-	END
-  # For Cygwin/MinGW, switch paths to Windows format before running javac and java
-  verbose " - Compiling Downloader.java ..."
-  "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
-  verbose " - Running Downloader.java ..."
-  "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
-fi
-
-# If specified, validate the SHA-256 sum of the Maven distribution zip file
-if [ -n "${distributionSha256Sum-}" ]; then
-  distributionSha256Result=false
-  if [ "$MVN_CMD" = mvnd.sh ]; then
-    echo "Checksum validation is not supported for maven-mvnd." >&2
-    echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
-    exit 1
-  elif command -v sha256sum >/dev/null; then
-    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c - >/dev/null 2>&1; then
-      distributionSha256Result=true
-    fi
-  elif command -v shasum >/dev/null; then
-    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
-      distributionSha256Result=true
-    fi
-  else
-    echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
-    echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
-    exit 1
-  fi
-  if [ $distributionSha256Result = false ]; then
-    echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
-    echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
-    exit 1
-  fi
-fi
-
-# unzip and move
-if command -v unzip >/dev/null; then
-  unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
-else
-  tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
-fi
-
-# Find the actual extracted directory name (handles snapshots where filename != directory name)
-actualDistributionDir=""
-
-# First try the expected directory name (for regular distributions)
-if [ -d "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" ]; then
-  if [ -f "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/bin/$MVN_CMD" ]; then
-    actualDistributionDir="$distributionUrlNameMain"
-  fi
-fi
-
-# If not found, search for any directory with the Maven executable (for snapshots)
-if [ -z "$actualDistributionDir" ]; then
-  # enable globbing to iterate over items
-  set +f
-  for dir in "$TMP_DOWNLOAD_DIR"/*; do
-    if [ -d "$dir" ]; then
-      if [ -f "$dir/bin/$MVN_CMD" ]; then
-        actualDistributionDir="$(basename "$dir")"
-        break
-      fi
-    fi
-  done
-  set -f
-fi
-
-if [ -z "$actualDistributionDir" ]; then
-  verbose "Contents of $TMP_DOWNLOAD_DIR:"
-  verbose "$(ls -la "$TMP_DOWNLOAD_DIR")"
-  die "Could not find Maven distribution directory in extracted archive"
-fi
-
-verbose "Found extracted Maven distribution directory: $actualDistributionDir"
-printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$actualDistributionDir/mvnw.url"
-mv -- "$TMP_DOWNLOAD_DIR/$actualDistributionDir" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
-
-clean || :
-exec_maven "$@"

spring-lesson/mvnw.cmd

@@ -1,189 +0,0 @@
-<# : batch portion
-@REM ----------------------------------------------------------------------------
-@REM Licensed to the Apache Software Foundation (ASF) under one
-@REM or more contributor license agreements.  See the NOTICE file
-@REM distributed with this work for additional information
-@REM regarding copyright ownership.  The ASF licenses this file
-@REM to you under the Apache License, Version 2.0 (the
-@REM "License"); you may not use this file except in compliance
-@REM with the License.  You may obtain a copy of the License at
-@REM
-@REM    http://www.apache.org/licenses/LICENSE-2.0
-@REM
-@REM Unless required by applicable law or agreed to in writing,
-@REM software distributed under the License is distributed on an
-@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-@REM KIND, either express or implied.  See the License for the
-@REM specific language governing permissions and limitations
-@REM under the License.
-@REM ----------------------------------------------------------------------------
-
-@REM ----------------------------------------------------------------------------
-@REM Apache Maven Wrapper startup batch script, version 3.3.4
-@REM
-@REM Optional ENV vars
-@REM   MVNW_REPOURL - repo url base for downloading maven distribution
-@REM   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
-@REM   MVNW_VERBOSE - true: enable verbose log; others: silence the output
-@REM ----------------------------------------------------------------------------
-
-@IF "%__MVNW_ARG0_NAME__%"=="" (SET __MVNW_ARG0_NAME__=%~nx0)
-@SET __MVNW_CMD__=
-@SET __MVNW_ERROR__=
-@SET __MVNW_PSMODULEP_SAVE=%PSModulePath%
-@SET PSModulePath=
-@FOR /F "usebackq tokens=1* delims==" %%A IN (`powershell -noprofile "& {$scriptDir='%~dp0'; $script='%__MVNW_ARG0_NAME__%'; icm -ScriptBlock ([Scriptblock]::Create((Get-Content -Raw '%~f0'))) -NoNewScope}"`) DO @(
-  IF "%%A"=="MVN_CMD" (set __MVNW_CMD__=%%B) ELSE IF "%%B"=="" (echo %%A) ELSE (echo %%A=%%B)
-)
-@SET PSModulePath=%__MVNW_PSMODULEP_SAVE%
-@SET __MVNW_PSMODULEP_SAVE=
-@SET __MVNW_ARG0_NAME__=
-@SET MVNW_USERNAME=
-@SET MVNW_PASSWORD=
-@IF NOT "%__MVNW_CMD__%"=="" ("%__MVNW_CMD__%" %*)
-@echo Cannot start maven from wrapper >&2 && exit /b 1
-@GOTO :EOF
-: end batch / begin powershell #>
-
-$ErrorActionPreference = "Stop"
-if ($env:MVNW_VERBOSE -eq "true") {
-  $VerbosePreference = "Continue"
-}
-
-# calculate distributionUrl, requires .mvn/wrapper/maven-wrapper.properties
-$distributionUrl = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionUrl
-if (!$distributionUrl) {
-  Write-Error "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
-}
-
-switch -wildcard -casesensitive ( $($distributionUrl -replace '^.*/','') ) {
-  "maven-mvnd-*" {
-    $USE_MVND = $true
-    $distributionUrl = $distributionUrl -replace '-bin\.[^.]*$',"-windows-amd64.zip"
-    $MVN_CMD = "mvnd.cmd"
-    break
-  }
-  default {
-    $USE_MVND = $false
-    $MVN_CMD = $script -replace '^mvnw','mvn'
-    break
-  }
-}
-
-# apply MVNW_REPOURL and calculate MAVEN_HOME
-# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
-if ($env:MVNW_REPOURL) {
-  $MVNW_REPO_PATTERN = if ($USE_MVND -eq $False) { "/org/apache/maven/" } else { "/maven/mvnd/" }
-  $distributionUrl = "$env:MVNW_REPOURL$MVNW_REPO_PATTERN$($distributionUrl -replace "^.*$MVNW_REPO_PATTERN",'')"
-}
-$distributionUrlName = $distributionUrl -replace '^.*/',''
-$distributionUrlNameMain = $distributionUrlName -replace '\.[^.]*$','' -replace '-bin$',''
-
-$MAVEN_M2_PATH = "$HOME/.m2"
-if ($env:MAVEN_USER_HOME) {
-  $MAVEN_M2_PATH = "$env:MAVEN_USER_HOME"
-}
-
-if (-not (Test-Path -Path $MAVEN_M2_PATH)) {
-    New-Item -Path $MAVEN_M2_PATH -ItemType Directory | Out-Null
-}
-
-$MAVEN_WRAPPER_DISTS = $null
-if ((Get-Item $MAVEN_M2_PATH).Target[0] -eq $null) {
-  $MAVEN_WRAPPER_DISTS = "$MAVEN_M2_PATH/wrapper/dists"
-} else {
-  $MAVEN_WRAPPER_DISTS = (Get-Item $MAVEN_M2_PATH).Target[0] + "/wrapper/dists"
-}
-
-$MAVEN_HOME_PARENT = "$MAVEN_WRAPPER_DISTS/$distributionUrlNameMain"
-$MAVEN_HOME_NAME = ([System.Security.Cryptography.SHA256]::Create().ComputeHash([byte[]][char[]]$distributionUrl) | ForEach-Object {$_.ToString("x2")}) -join ''
-$MAVEN_HOME = "$MAVEN_HOME_PARENT/$MAVEN_HOME_NAME"
-
-if (Test-Path -Path "$MAVEN_HOME" -PathType Container) {
-  Write-Verbose "found existing MAVEN_HOME at $MAVEN_HOME"
-  Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
-  exit $?
-}
-
-if (! $distributionUrlNameMain -or ($distributionUrlName -eq $distributionUrlNameMain)) {
-  Write-Error "distributionUrl is not valid, must end with *-bin.zip, but found $distributionUrl"
-}
-
-# prepare tmp dir
-$TMP_DOWNLOAD_DIR_HOLDER = New-TemporaryFile
-$TMP_DOWNLOAD_DIR = New-Item -Itemtype Directory -Path "$TMP_DOWNLOAD_DIR_HOLDER.dir"
-$TMP_DOWNLOAD_DIR_HOLDER.Delete() | Out-Null
-trap {
-  if ($TMP_DOWNLOAD_DIR.Exists) {
-    try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
-    catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
-  }
-}
-
-New-Item -Itemtype Directory -Path "$MAVEN_HOME_PARENT" -Force | Out-Null
-
-# Download and Install Apache Maven
-Write-Verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
-Write-Verbose "Downloading from: $distributionUrl"
-Write-Verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
-
-$webclient = New-Object System.Net.WebClient
-if ($env:MVNW_USERNAME -and $env:MVNW_PASSWORD) {
-  $webclient.Credentials = New-Object System.Net.NetworkCredential($env:MVNW_USERNAME, $env:MVNW_PASSWORD)
-}
-[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
-$webclient.DownloadFile($distributionUrl, "$TMP_DOWNLOAD_DIR/$distributionUrlName") | Out-Null
-
-# If specified, validate the SHA-256 sum of the Maven distribution zip file
-$distributionSha256Sum = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionSha256Sum
-if ($distributionSha256Sum) {
-  if ($USE_MVND) {
-    Write-Error "Checksum validation is not supported for maven-mvnd. `nPlease disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties."
-  }
-  Import-Module $PSHOME\Modules\Microsoft.PowerShell.Utility -Function Get-FileHash
-  if ((Get-FileHash "$TMP_DOWNLOAD_DIR/$distributionUrlName" -Algorithm SHA256).Hash.ToLower() -ne $distributionSha256Sum) {
-    Write-Error "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised. If you updated your Maven version, you need to update the specified distributionSha256Sum property."
-  }
-}
-
-# unzip and move
-Expand-Archive "$TMP_DOWNLOAD_DIR/$distributionUrlName" -DestinationPath "$TMP_DOWNLOAD_DIR" | Out-Null
-
-# Find the actual extracted directory name (handles snapshots where filename != directory name)
-$actualDistributionDir = ""
-
-# First try the expected directory name (for regular distributions)
-$expectedPath = Join-Path "$TMP_DOWNLOAD_DIR" "$distributionUrlNameMain"
-$expectedMvnPath = Join-Path "$expectedPath" "bin/$MVN_CMD"
-if ((Test-Path -Path $expectedPath -PathType Container) -and (Test-Path -Path $expectedMvnPath -PathType Leaf)) {
-  $actualDistributionDir = $distributionUrlNameMain
-}
-
-# If not found, search for any directory with the Maven executable (for snapshots)
-if (!$actualDistributionDir) {
-  Get-ChildItem -Path "$TMP_DOWNLOAD_DIR" -Directory | ForEach-Object {
-    $testPath = Join-Path $_.FullName "bin/$MVN_CMD"
-    if (Test-Path -Path $testPath -PathType Leaf) {
-      $actualDistributionDir = $_.Name
-    }
-  }
-}
-
-if (!$actualDistributionDir) {
-  Write-Error "Could not find Maven distribution directory in extracted archive"
-}
-
-Write-Verbose "Found extracted Maven distribution directory: $actualDistributionDir"
-Rename-Item -Path "$TMP_DOWNLOAD_DIR/$actualDistributionDir" -NewName $MAVEN_HOME_NAME | Out-Null
-try {
-  Move-Item -Path "$TMP_DOWNLOAD_DIR/$MAVEN_HOME_NAME" -Destination $MAVEN_HOME_PARENT | Out-Null
-} catch {
-  if (! (Test-Path -Path "$MAVEN_HOME" -PathType Container)) {
-    Write-Error "fail to move MAVEN_HOME"
-  }
-} finally {
-  try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
-  catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
-}
-
-Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"

spring-lesson/pom.xml

@@ -1,126 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
-	<modelVersion>4.0.0</modelVersion>
-	<parent>
-		<groupId>org.springframework.boot</groupId>
-		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>4.1.1</version>
-		<relativePath/> <!-- lookup parent from repository -->
-	</parent>
-	<groupId>com.example</groupId>
-	<artifactId>spring-lesson</artifactId>
-	<version>0.0.1-SNAPSHOT</version>
-	<packaging>war</packaging>
-	<name>spring-lesson</name>
-	<description/>
-	<url/>
-	<licenses>
-		<license/>
-	</licenses>
-	<developers>
-		<developer/>
-	</developers>
-	<scm>
-		<connection/>
-		<developerConnection/>
-		<tag/>
-		<url/>
-	</scm>
-	<properties>
-		<java.version>21</java.version>
-	</properties>
-	<dependencies>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-data-jpa</artifactId>
-		</dependency>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-webmvc</artifactId>
-		</dependency>
-
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-devtools</artifactId>
-			<scope>runtime</scope>
-			<optional>true</optional>
-		</dependency>
-		<dependency>
-			<groupId>com.mysql</groupId>
-			<artifactId>mysql-connector-j</artifactId>
-			<scope>runtime</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.projectlombok</groupId>
-			<artifactId>lombok</artifactId>
-			<optional>true</optional>
-		</dependency>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-tomcat</artifactId>
-			<scope>provided</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-data-jpa-test</artifactId>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-webmvc-test</artifactId>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>com.example</groupId>
-			<artifactId>Spring-lesson-Q2</artifactId>
-			<version>0.0.1-SNAPSHOT</version>
-		</dependency>
-	</dependencies>
-
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.springframework.boot</groupId>
-				<artifactId>spring-boot-maven-plugin</artifactId>
-			</plugin>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<executions>
-					<execution>
-						<id>default-compile</id>
-						<phase>compile</phase>
-						<goals>
-							<goal>compile</goal>
-						</goals>
-						<configuration>
-							<annotationProcessorPaths>
-								<path>
-									<groupId>org.projectlombok</groupId>
-									<artifactId>lombok</artifactId>
-								</path>
-							</annotationProcessorPaths>
-						</configuration>
-					</execution>
-					<execution>
-						<id>default-testCompile</id>
-						<phase>test-compile</phase>
-						<goals>
-							<goal>testCompile</goal>
-						</goals>
-						<configuration>
-							<annotationProcessorPaths>
-								<path>
-									<groupId>org.projectlombok</groupId>
-									<artifactId>lombok</artifactId>
-								</path>
-							</annotationProcessorPaths>
-						</configuration>
-					</execution>
-				</executions>
-			</plugin>
-		</plugins>
-	</build>
-
-</project>

spring-lesson/src/main/java/com/example/demo/ServletInitializer.java

@@ -1,13 +0,0 @@
-package com.example.demo;
-
-import org.springframework.boot.builder.SpringApplicationBuilder;
-import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
-
-public class ServletInitializer extends SpringBootServletInitializer {
-
-	@Override
-	protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
-		return application.sources(SpringLessonApplication.class);
-	}
-
-}

spring-lesson/src/main/java/com/example/demo/application/Q1Controller.java

@@ -1,23 +0,0 @@
-package com.example.demo.application;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Controller;
-
-import com.example.demo.domain.Q1Entity;
-import com.example.demo.logic.Q1Logic;
-import com.example.demo.service.Q1Service;
-
-@Controller
-public class Q1Controller {
-	@Autowired
-	private Q1Service q1Service;
-	@Autowired
-	private Q1Logic q1Logic;
-	
-	public String execute (String mailAddress, String password) {
-	Q1Entity entity =q1Service.processService(mailAddress, password);
-	
-	return q1Logic.formatUserDetail(entity);
-	}
-
-}

spring-lesson/src/main/java/com/example/demo/domain/Q1Entity.java

@@ -1,37 +0,0 @@
-package com.example.demo.domain;
-
-import jakarta.persistence.Entity;
-import jakarta.persistence.Id;
-
-@Entity
-public class Q1Entity {
-	@Id
-	private String mailAddress;
-	private String password;
-
-	public Q1Entity() {
-	}
-
-	// Constructor
-	public Q1Entity(String mailAddress, String password) {
-		this.mailAddress = mailAddress;
-		this.password = password;
-	}
-
-	// Getter & Setter
-	public String getMailAddress() {
-		return mailAddress;
-	}
-
-	public void setMailAddress(String mailAddress) {
-		this.mailAddress = mailAddress;
-	}
-
-	public String getPassword() {
-		return password;
-	}
-
-	public void setPassword(String password) {
-		this.password = password;
-	}
-}

spring-lesson/src/main/java/com/example/demo/logic/Q1Logic.java

@@ -1,13 +0,0 @@
-package com.example.demo.logic;
-
-import org.springframework.stereotype.Component;
-
-import com.example.demo.domain.Q1Entity;
-
-@Component
-public class Q1Logic {
-	public String formatUserDetail(Q1Entity entity) {
-		return"メールアドレス："+entity.getMailAddress()+" パスワード："+entity.getPassword();		
-	}
-
-}

spring-lesson/src/main/java/com/example/demo/persistence/Q1Dao.java

@@ -1,15 +0,0 @@
-package com.example.demo.persistence;
-
-import org.springframework.stereotype.Repository;
-
-import com.example.demo.domain.Q1Entity;
-
-@Repository
-public class Q1Dao {
-	private Q1Dao q1Dao;
-	public Q1Entity createEntity (String mailAddress, String password) {
-		return new Q1Entity(mailAddress, password);
-		
-	}
-
-}

spring-lesson/src/main/java/com/example/demo/presentation/Q1View.java

@@ -1,26 +0,0 @@
-package com.example.demo.presentation;
-
-import java.util.Scanner;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
-
-import com.example.demo.application.Q1Controller;
-
-@Component
-public class Q1View {
-    @Autowired
-    private Q1Controller q1Controller;
-
-    public void display() {
-        Scanner scanner = new Scanner(System.in);
-        System.out.println("メールアドレス入力してください。");
-        String mailAdress = scanner.nextLine();
-        System.out.println("パスワード入力してください。");
-        String password = scanner.nextLine();
-
-        String result = q1Controller.execute(mailAdress, password);
-        System.out.println("======結果=====");
-        System.out.println(result);
-    }
-}

spring-lesson/src/main/java/com/example/demo/service/Q1Service.java

@@ -1,17 +0,0 @@
-package com.example.demo.service;
-
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
-
-import com.example.demo.domain.Q1Entity;
-import com.example.demo.persistence.Q1Dao;
-
-@Service
-public class Q1Service {
-	@Autowired
-	private Q1Dao q1Dao;
-	public Q1Entity processService(String mailAdress, String password) {
-		return q1Dao.createEntity(mailAdress,password);
-	}
-
-}

spring-lesson/src/main/resources/application.properties

@@ -1,5 +0,0 @@
-spring.application.name=spring-lesson
-spring.datasource.url=jdbc:mysql://localhost:3306/rezodb
-spring.datasource.username=rezouser
-spring.datasource.password=Rezo_0000
-spring.application.admin.enabled=false