정주찬 api코드 작성

.gitignore

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

gradle/wrapper/gradle-wrapper.properties

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+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

settings.gradle

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+rootProject.name = 'GDSC_Backend'

src/main/java/com/example/GDSC_Backend/GdscBackendApplication.java

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+package com.example.GDSC_Backend;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class GdscBackendApplication {
+	public static void main(String[] args) {
+		SpringApplication.run(GdscBackendApplication.class, args);
+	}
+}

src/main/java/com/example/GDSC_Backend/controller/TaskController.java

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+package com.example.GDSC_Backend.controller;
+
+import com.example.GDSC_Backend.model.Task;
+import com.example.GDSC_Backend.repository.TaskRepository;
+import com.example.GDSC_Backend.service.TaskService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.*;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@Controller
+@RequestMapping("/tasks")
+public class TaskController {
+    private final TaskService taskService;
+
+    @Autowired
+    public TaskController(TaskService taskService) {
+        this.taskService = new TaskService();
+    }
+
+    @PostMapping
+    @ResponseBody
+    public Task createTask(@RequestParam String title, @RequestParam String description, @RequestParam LocalDate dueDate, @RequestParam boolean status) {
+        return taskService.createTask(title, description, dueDate, status);
+    }
+
+    @GetMapping("/{id}")
+    @ResponseBody
+    public Task getTask(@PathVariable Long id) {
+        Optional<Task> task = taskService.getTask(id);
+        return task.orElse(null);
+    }
+
+    @GetMapping
+    @ResponseBody
+    public List<Task> getAllTasks() {
+        return taskService.getAllTasks();
+    }
+
+    @PutMapping("/{id}")
+    @ResponseBody
+    public Task updateTask(@PathVariable Long id, @RequestParam String title, @RequestParam String description, @RequestParam LocalDate dueDate, @RequestParam boolean status) {
+        return taskService.updateTask(id, title, description, dueDate, status);
+    }
+
+    @DeleteMapping("/{id}")
+    @ResponseBody
+    public void deleteTask(@PathVariable Long id) {
+        taskService.deleteTask(id);
+    }
+}

src/main/java/com/example/GDSC_Backend/controller/UserController.java

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+package com.example.GDSC_Backend.controller;
+
+import com.example.GDSC_Backend.model.User;
+import com.example.GDSC_Backend.repository.UserRepository;
+import com.example.GDSC_Backend.service.UserService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.*;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.Optional;
+
+@Controller
+@RequestMapping("/users")
+public class UserController {
+    private final UserService userService;
+
+    @Autowired
+    public UserController(UserService userService) {
+        this.userService = new UserService();
+    }
+
+    @PostMapping
+    @ResponseBody
+    public User createUser(@RequestParam String name, @RequestParam String email, @RequestParam String password) {
+        return userService.createUser(name, email, password);
+    }
+
+    @GetMapping("/{id}")
+    @ResponseBody
+    public User getUser(@PathVariable Long id) {
+        Optional<User> user = userService.getUser(id);
+        return user.orElse(null);
+    }
+
+    @PutMapping("/{id}")
+    @ResponseBody
+    public User updateUser(@PathVariable Long id, @RequestParam String name, @RequestParam String email, @RequestParam String password) {
+        return userService.updateUser(id, name, email, password);
+    }
+
+    @DeleteMapping("/{id}")
+    @ResponseBody
+    public void deleteUser(@PathVariable Long id) {
+        userService.deleteUser(id);
+    }
+}

src/main/java/com/example/GDSC_Backend/model/Task.java

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+package com.example.GDSC_Backend.model;
+
+import java.time.LocalDate;
+
+public class Task {
+    private Long id;
+    private String title;
+    private String description;
+    private LocalDate dueDate;
+    private boolean status;
+
+    // Constructors
+    public Task() {}
+
+    public Task(String title, String description, LocalDate dueDate, boolean status) {
+        this.title = title;
+        this.description = description;
+        this.dueDate = dueDate;
+        this.status = status;
+    }
+
+    // Getters and setters
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public LocalDate getDueDate() {
+        return dueDate;
+    }
+
+    public void setDueDate(LocalDate dueDate) {
+        this.dueDate = dueDate;
+    }
+
+    public boolean isStatus() {
+        return status;
+    }
+
+    public void setStatus(boolean status) {
+        this.status = status;
+    }
+}

src/main/java/com/example/GDSC_Backend/model/User.java

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+package com.example.GDSC_Backend.model;
+
+public class User {
+    private Long id;
+    private String name;
+    private String email;
+    private String password;
+
+    // Constructors
+    public User() {}
+
+    public User(String name, String email, String password) {
+        this.name = name;
+        this.email = email;
+        this.password = password;
+    }
+
+    // Getters and setters
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    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 getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
+}

src/main/java/com/example/GDSC_Backend/repository/TaskRepository.java

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+package com.example.GDSC_Backend.repository;
+
+import com.example.GDSC_Backend.model.Task;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicLong;
+import java.util.stream.Collectors;
+
+public class TaskRepository {
+    private List<Task> tasks = new ArrayList<>();
+    private AtomicLong nextId = new AtomicLong(1);
+
+    public Task save(Task task){
+        if (task.getId() == null){
+            task.setId(nextId.getAndIncrement());
+        }
+        tasks.add(task);
+        return task;
+    }
+
+    public Optional<Task> findById(Long id) {
+        return tasks.stream().filter(task -> task.getId().equals(id)).findFirst();
+    }
+
+    public List<Task> findAll() {
+        return new ArrayList<>(tasks);
+    }
+
+    public void deleteById(Long id) {
+        tasks.removeIf(task -> task.getId().equals(id));
+    }
+}

src/main/java/com/example/GDSC_Backend/repository/UserRepository.java

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+package com.example.GDSC_Backend.repository;
+
+import com.example.GDSC_Backend.model.User;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicLong;
+
+public class UserRepository {
+    private List<User> users = new ArrayList<>();
+    private AtomicLong nextId = new AtomicLong(1);
+
+    public User save(User user){
+        if (user.getId() == null){
+            user.setId((nextId.getAndIncrement()));
+        }
+        users.add(user);
+        return user;
+    }
+
+    public Optional<User> findById(Long id){
+        return users.stream().filter(user -> user.getId().equals(id)).findFirst();
+    }
+
+    public List<User> findAll(){
+        return new ArrayList<>(users);
+    }
+
+    public void deleteById(long id){
+        users.removeIf(user -> user.getId().equals(id));
+    }
+}