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Commit 4c7c752

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created user package
1 parent ada6620 commit 4c7c752

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4 files changed

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4 files changed

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package com.example.randombook.user;
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import com.example.randombook.book.Book;
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import org.springframework.jdbc.core.JdbcTemplate;
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import org.springframework.jdbc.core.RowMapper;
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import org.springframework.jdbc.core.simple.SimpleJdbcInsert;
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import org.springframework.stereotype.Repository;
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import java.util.*;
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@Repository
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public class JdbcUserDAO implements UserDAO {
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private final List<User> users;
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private final JdbcTemplate jdbcTemplate;
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private final SimpleJdbcInsert insertUser;
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public JdbcUserDAO(JdbcTemplate jdbcTemplate) {
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this.users = new ArrayList<>();
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this.jdbcTemplate = jdbcTemplate;
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insertUser = new SimpleJdbcInsert(jdbcTemplate)
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.withTableName("user")
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.usingGeneratedKeyColumns("id_user");
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}
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RowMapper<User> rowMapper = (rs, rowNum) -> {
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return new User(
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rs.getInt("id_user"),
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rs.getString("username"),
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rs.getString("email"),
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rs.getString("password"),
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rs.getString("picture")
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);
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};
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@Override
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public List<User> findAll() {
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String sql = "SELECT * FROM \"user\"";
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return jdbcTemplate.query(sql, rowMapper);
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}
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@Override
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public Optional<User> findById(int id) {
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String sql = "SELECT * FROM \"user\" where id_user = ?";
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return Optional.of(jdbcTemplate.queryForObject(sql, rowMapper, id));
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}
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@Override
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public User create(User user) {
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Map<String,Object> parameters = new HashMap<>();
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parameters.put("username", user.getUsername());
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parameters.put("email", user.getEmail());
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parameters.put("password", user.getPassword());
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parameters.put("picture", user.getPicture());
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Number id_user = insertUser.executeAndReturnKey(parameters);
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return new User(
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(Integer) id_user,
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user.getUsername(),
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user.getEmail(),
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user.getPassword(),
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user.getPicture()
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);
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}
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@Override
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public User update(User user, int id) {
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String sql = "update \"user\" set username = ?, " +
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"email = ?, password = ?, " +
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"picture = ? where id_user = ?";
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User u = new User(
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id,
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user.getUsername(),
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user.getEmail(),
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user.getPassword(),
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user.getPicture()
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);
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jdbcTemplate.update(
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sql,
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u.getUsername(),
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u.getEmail(),
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u.getPassword(),
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u.getPicture(),
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u.getId()
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);
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return u;
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}
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@Override
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public void delete(int id) {
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jdbcTemplate.update("delete from \"user\" where id_user = ?",id);
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}
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@Override
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public long count() {
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return jdbcTemplate.queryForObject("select count(*) from \"user\"", Long.class);
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}
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}
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package com.example.randombook.user;
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public class User {
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private final int id;
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private final String username;
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private final String email;
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private final String password;
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private final String picture;
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public User(int id, String username, String email, String password, String picture) {
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this.id = id;
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this.username = username;
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this.email = email;
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this.password = password;
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this.picture = picture;
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}
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public int getId() {
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return id;
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}
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public String getUsername() {
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return username;
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}
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public String getEmail() {
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return email;
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}
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public String getPassword() {
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return password;
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}
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public String getPicture() {
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return picture;
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}
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@Override
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public String toString() {
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return "User{" +
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"id=" + id +
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", username='" + username + '\'' +
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", email='" + email + '\'' +
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", password='" + password + '\'' +
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", picture='" + picture + '\'' +
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'}';
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}
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}
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package com.example.randombook.user;
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import com.example.randombook.category.Category;
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import com.example.randombook.category.JdbcCategoryDAO;
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import org.springframework.http.HttpStatus;
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import org.springframework.web.bind.annotation.*;
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import java.util.List;
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import java.util.Optional;
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@RestController
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@RequestMapping("/user")
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public class UserController {
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private final JdbcUserDAO dao;
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public UserController(JdbcUserDAO dao) {
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this.dao = dao;
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}
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@GetMapping
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public List<User> findAll() {
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return dao.findAll();
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}
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@GetMapping("/{id}")
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public Optional<User> findById(@PathVariable int id) {
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return dao.findById(id);
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}
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@ResponseStatus(HttpStatus.CREATED)
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@PostMapping
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public User create(@RequestBody User user) {
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return dao.create(user);
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}
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@PutMapping("/{id}")
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public User update(@RequestBody User user, @PathVariable int id) {
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return dao.update(user, id);
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}
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@DeleteMapping("/{id}")
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public void delete(@PathVariable int id) {
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dao.delete(id);
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}
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}
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package com.example.randombook.user;
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import java.util.List;
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import java.util.Optional;
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public interface UserDAO {
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List<User> findAll();
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Optional<User> findById(int id);
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User create(User user);
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User update(User user, int id);
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void delete(int id);
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long count();
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}

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