Exercícios TDD

src/main/java/com/devsuperior/bds01/controllers/DepartmentController.java

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+package com.devsuperior.bds01.controllers;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.devsuperior.bds01.dto.DepartmentDTO;
+import com.devsuperior.bds01.services.DepartmentService;
+
+@RestController
+@RequestMapping(value = "/departments")
+public class DepartmentController {
+
+	@Autowired
+	DepartmentService departmentService;
+
+	@GetMapping
+	public ResponseEntity<List<DepartmentDTO>> findAll(){
+
+		List<DepartmentDTO> listDepartment = departmentService.findAll();
+
+		return ResponseEntity.ok().body(listDepartment);
+	}
+
+
+}

src/main/java/com/devsuperior/bds01/controllers/EmployeeController.java

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+package com.devsuperior.bds01.controllers;
+
+import java.net.URI;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
+
+import com.devsuperior.bds01.dto.EmployeeDTO;
+import com.devsuperior.bds01.services.EmployeeService;
+
+
+@RestController
+@RequestMapping(value = "/employees")
+public class EmployeeController {
+
+	@Autowired
+	EmployeeService employeeService;
+
+	@GetMapping
+	ResponseEntity<Page<EmployeeDTO>> findAll(Pageable pageable){
+		PageRequest pageRequest = PageRequest.of(pageable.getPageNumber(), pageable.getPageSize(), Sort.by("name"));
+
+		Page<EmployeeDTO> pageEmployess = employeeService.findAll(pageRequest);
+
+		return ResponseEntity.ok().body(pageEmployess);
+	}
+
+	@PostMapping
+	ResponseEntity<EmployeeDTO> insert(@RequestBody EmployeeDTO employee) {
+		EmployeeDTO newEmployeeDto = employeeService.insert(employee);
+
+		URI uri = ServletUriComponentsBuilder.fromCurrentRequest()
+				.path("/{id}")
+				.buildAndExpand(newEmployeeDto.getId())
+				.toUri();
+
+		return ResponseEntity.created(uri).body(newEmployeeDto); // o método created, retorna um status 201, criado.
+
+	}
+
+}

src/main/java/com/devsuperior/bds01/dto/DepartmentDTO.java

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+package com.devsuperior.bds01.dto;
+
+import java.io.Serializable;
+
+import com.devsuperior.bds01.entities.Department;
+
+public class DepartmentDTO implements Serializable{
+	private static final long serialVersionUID = 1L;
+
+	public Long id;
+	public String name;
+
+
+	public DepartmentDTO () {
+	}
+
+	public DepartmentDTO(Long id, String name) {
+		this.id = id;
+		this.name = name;
+	}
+
+
+	public DepartmentDTO(Department entity) {
+		id = entity.getId();
+		name = entity.getName();
+	}
+
+	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;
+	}
+
+
+}

src/main/java/com/devsuperior/bds01/repositories/DepartmentRepository.java

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+package com.devsuperior.bds01.repositories;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import com.devsuperior.bds01.entities.Department;
+
+public interface DepartmentRepository extends JpaRepository<Department, Long> {
+
+}

src/main/java/com/devsuperior/bds01/repositories/EmployeeRepository.java

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+package com.devsuperior.bds01.repositories;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+import com.devsuperior.bds01.entities.Employee;
+
+public interface EmployeeRepository extends JpaRepository<Employee, Long> {
+
+}

src/main/java/com/devsuperior/bds01/services/DepartmentService.java

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+package com.devsuperior.bds01.services;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Sort;
+import org.springframework.stereotype.Service;
+
+import com.devsuperior.bds01.dto.DepartmentDTO;
+import com.devsuperior.bds01.entities.Department;
+import com.devsuperior.bds01.repositories.DepartmentRepository;
+
+@Service
+public class DepartmentService {
+
+	@Autowired
+	public DepartmentRepository departmentRepository;
+
+	public List<DepartmentDTO> findAll() {
+		List<Department> listDepartment = departmentRepository.findAll(Sort.by("name"));
+
+		List<DepartmentDTO> listDepartmentDto = listDepartment.stream().map(x -> new DepartmentDTO(x)).collect(Collectors.toList());
+
+		return listDepartmentDto;
+	}
+
+}

src/main/java/com/devsuperior/bds01/services/EmployeeService.java

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+package com.devsuperior.bds01.services;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import com.devsuperior.bds01.dto.EmployeeDTO;
+import com.devsuperior.bds01.entities.Department;
+import com.devsuperior.bds01.entities.Employee;
+import com.devsuperior.bds01.repositories.EmployeeRepository;
+
+@Service
+public class EmployeeService {
+
+	@Autowired
+	EmployeeRepository employeeRepository;
+
+	@Transactional(readOnly = true)
+	public Page<EmployeeDTO> findAll(Pageable pageable ) {
+		Page<Employee> pageEmployee = employeeRepository.findAll(pageable);
+
+		Page<EmployeeDTO> pageEmployeeDto = pageEmployee.map(x -> new EmployeeDTO(x));
+
+		return pageEmployeeDto;
+
+	}
+
+	public EmployeeDTO insert(EmployeeDTO employee) {
+
+		Employee newEmployee = new Employee();
+
+		newEmployee.setName(employee.getName());
+		newEmployee.setEmail(employee.getEmail());
+		newEmployee.setDepartment(new Department(employee.getDepartmentId(), "Desenvolvimento"));
+
+		newEmployee = employeeRepository.save(newEmployee);
+
+		return new EmployeeDTO(newEmployee);
+	}
+
+}