이상윤 API 구축 코드

.gitattributes

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+# Ensure consistent line endings
+* text=auto
+
+# Define LF for specific file types
+*.java text eol=lf
+*.properties text eol=lf
+*.md text eol=lf
+*.gradle text eol=lf

src/main/java/PKNU/first_spring/FirstSpringApplication.java

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+package PKNU.first_spring;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class FirstSpringApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(FirstSpringApplication.class, args);
+	}
+
+}

src/main/java/PKNU/first_spring/SpringConfig.java

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+package PKNU.first_spring;
+
+import PKNU.first_spring.repository.MemberRepository;
+import PKNU.first_spring.repository.MemoryMemberRepository;
+import PKNU.first_spring.service.MemberService;
+import PKNU.first_spring.service.QuizService;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class SpringConfig {
+    @Bean
+    public MemberService memberService() {
+        return new MemberService(memberRepository());
+    }
+
+    @Bean
+    public MemberRepository memberRepository() {
+        return new MemoryMemberRepository(); //이후 DbMemberRepository로 바뀔 예정
+    }
+
+    @Bean
+    public QuizService quizService() {
+        return new QuizService();
+    }
+}

src/main/java/PKNU/first_spring/controller/HomeController.java

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+package PKNU.first_spring.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+
+@Controller
+public class HomeController {
+
+    @GetMapping("/")
+    public String home() {
+        return "home";
+    }
+}

src/main/java/PKNU/first_spring/controller/MemberController.java

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+package PKNU.first_spring.controller;
+
+import PKNU.first_spring.domain.Member;
+import PKNU.first_spring.repository.MemberRepository;
+import PKNU.first_spring.service.MemberService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@Controller
+public class MemberController {
+    private final MemberService memberService;
+    private final MemberRepository memberRepository;
+
+    @Autowired
+    public MemberController(MemberService memberService, MemberRepository memberRepository) {
+        this.memberService = memberService;
+        this.memberRepository = memberRepository;
+    }
+
+    @GetMapping("/members/new")
+    public String createForm() {
+        return "members/createMemberForm";
+    }
+
+    @PostMapping("/members/new")
+    public String createMember(MemberForm form) {
+        Member member = new Member();
+        member.setName(form.getName());
+
+        memberService.join(member);
+        return "redirect:/";
+    }
+
+    @GetMapping("/members")
+    public String List(Model model){
+        List<Member> members = memberService.findMembers();
+        model.addAttribute("members", members);
+        return "/members/memberList";
+    }
+
+
+    @GetMapping("/members/json")
+    @ResponseBody
+    public List<Member> listMembersJson() {
+        return memberService.findMembers();
+    }
+
+    @GetMapping("/members/delete")
+    public String delete(){
+        return "/members/deleteMemberForm";
+    }
+
+    @PostMapping("/members/delete")
+    public String delete(MemberForm form){
+        memberService.delete(form.getName());
+        return "redirect:/";
+    }
+}

src/main/java/PKNU/first_spring/controller/MemberForm.java

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+package PKNU.first_spring.controller;
+
+public class MemberForm {
+    private String name;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

src/main/java/PKNU/first_spring/controller/QuizController.java

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+package PKNU.first_spring.controller;
+
+import PKNU.first_spring.service.QuizService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import java.util.Objects;
+
+@Controller
+public class QuizController {
+    private final QuizService quizService;
+
+    @Autowired
+    public QuizController(QuizService quizService){
+        this.quizService = quizService;
+    }
+
+    @GetMapping("/quiz")
+    public String quiz(){
+        return "quiz/quizForm";
+    }
+
+    @PostMapping("/quiz")
+    public String quiz(@RequestParam("answer") String answer) {
+        if (quizService.isCorrect(answer)){
+            return "quiz/correctForm";
+        } else {
+            return "quiz/incorrectForm";
+        }
+    }
+}

src/main/java/PKNU/first_spring/domain/Member.java

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+package PKNU.first_spring.domain;
+
+public class Member {
+    private Long id;
+    private String name;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+}

src/main/java/PKNU/first_spring/repository/MemberRepository.java

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+package PKNU.first_spring.repository;
+
+import PKNU.first_spring.domain.Member;
+
+import java.util.List;
+import java.util.Optional;
+
+public interface MemberRepository {
+    Member save(Member member);
+    void deleteMember(Member member);
+    Optional<Member> findByName(String name);
+    List<Member> findAll();
+}

src/main/java/PKNU/first_spring/repository/MemoryMemberRepository.java

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+package PKNU.first_spring.repository;
+
+import PKNU.first_spring.domain.Member;
+
+import java.util.*;
+
+//@Repository
+public class MemoryMemberRepository implements MemberRepository {
+
+    public static Map<Long, Member> store = new HashMap<>();
+    private static long sequence = 0L;
+
+    @Override
+    public Member save(Member member) {
+        member.setId(++sequence);
+        store.put(member.getId(), member);
+        return member;
+    }
+
+    @Override
+    public void deleteMember(Member member) {
+        store.remove(member.getId());
+    }
+
+    @Override
+    public Optional<Member> findByName(String name) {
+        return store.values().stream()
+                .filter(member -> member.getName().equals(name))
+                .findAny();
+    }
+
+    @Override
+    public List<Member> findAll() {
+        return new ArrayList<>(store.values());
+    }
+
+    public void clearStore(){
+        store.clear();
+    }
+}

src/main/java/PKNU/first_spring/service/MemberService.java

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+package PKNU.first_spring.service;
+
+import PKNU.first_spring.domain.Member;
+import PKNU.first_spring.repository.MemberRepository;
+import PKNU.first_spring.repository.MemoryMemberRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.Optional;
+
+public class MemberService {
+    private final MemberRepository memberRepository;
+
+    public MemberService(MemberRepository memberRepository) {
+        this.memberRepository = memberRepository;
+    }
+
+    public Long join(Member member) {
+        memberRepository.save(member);
+        return member.getId();
+    }
+
+    public void delete(String name){
+        Member member = memberRepository.findByName(name).get();
+        memberRepository.deleteMember(member);
+    }
+
+    public List<Member> findMembers() {
+        return memberRepository.findAll();
+    }
+}

src/main/java/PKNU/first_spring/service/QuizService.java

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+package PKNU.first_spring.service;
+
+import java.util.Objects;
+
+public class QuizService {
+    public boolean isCorrect(String answer) {
+        return answer == "한화 이글스" || answer == "Hanwha Eagles";
+    }
+}

src/main/resources/application.properties

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+spring.application.name=first-spring

src/main/resources/templates/home.html

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+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<body>
+<div class="container">
+    <div>
+        <h1>First Spring</h1>
+        <p>회원 기능</p>
+        <p>
+            <a href="/members/new">회원 가입</a>
+            <a href="/members">회원 목록</a>
+            <a href="/members/json">회원 목록(Json)</a>
+            <a href="/members/delete">회원 삭제</a>
+        </p>
+        <h1>QUIZ!</h1>
+        <p><a href="/quiz"> Simple Quiz</a></p>
+    </div>
+</div> <!-- /container -->
+</body>
+</html>

src/main/resources/templates/members/createMemberForm.html

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+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<body>
+<div class="container">
+    <form action="/members/new" method="post">        <div class="form-group">
+        <label for="name">이름</label>
+        <input type="text" id="name" name="name" placeholder="이름을 입력하세요">
+    </div>
+        <button type="submit">등록</button>
+    </form>
+</div> <!-- /container -->
+</body>
+</html>

src/main/resources/templates/members/deleteMemberForm.html

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+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<body>
+<div class="container">
+    <form action="/members/delete" method="post">        <div class="form-group">
+        <label for="name">이름</label>
+        <input type="text" id="name" name="name" placeholder="삭제할 이름을 입력하세요">
+    </div>
+        <button type="submit">삭제</button>
+    </form>
+</div> <!-- /container -->
+</body>
+</html>

src/main/resources/templates/members/memberList.html

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+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<body>
+<div class="container">
+    <div>
+        <table>
+            <thead>
+            <tr>
+                <th>#</th>
+                <th>이름</th>
+            </tr>
+            </thead>
+            <tbody>
+            <tr th:each="member : ${members}">
+                <td th:text="${member.id}"></td>
+                <td th:text="${member.name}"></td>
+            </tr>
+            </tbody>
+        </table>
+    </div>
+</div> <!-- /container -->
+</body>
+</html>

src/main/resources/templates/quiz/correctForm.html

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+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<body>
+<div class="container">
+    <div>
+        <h1>정답입니다! 야구 볼 줄 아시네요?</h1>
+        <a href="/">홈으로</a>
+    </div>
+</div> <!-- /container -->
+</body>
+</html>