Package org.example.crmedu.domain.service.student

Class StudentServiceImpl

java.lang.Object

org.example.crmedu.domain.service.student.StudentServiceImpl

All Implemented Interfaces:

StudentService

@Service
public class StudentServiceImpl
extends Object
implements StudentService

Implementation of the StudentService interface. Provides business logic for managing Student entities.

Constructor Summary

Constructors

Constructor	Description
StudentServiceImpl()

Method Summary

Modifier and Type	Method	Description
Student	create(Student student)	Creates a new student.
void	deleteStudent(Long id)	Deletes a student by its unique identifier.
Student	findById(Long id)	Retrieves a student by its unique identifier.
Page<Student>	getStudents(int pageNumber, int pageSize)	Retrieves a paginated list of students.
void	updateStudent(Student student, Long id)	Updates an existing student

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

StudentServiceImpl

public StudentServiceImpl()

Method Details

create

public Student create(Student student)

Description copied from interface: StudentService

Creates a new student.

Specified by:

create in interface StudentService

Parameters:

student - the student to create

Returns:

the created Student

findById

@Transactional
public Student findById(Long id)

Description copied from interface: StudentService

Retrieves a student by its unique identifier.

Specified by:

findById in interface StudentService

Parameters:

id - the unique identifier of the student

Returns:

the found Student

getStudents

public Page<Student> getStudents(int pageNumber,
 int pageSize)

Description copied from interface: StudentService

Retrieves a paginated list of students.

Specified by:

getStudents in interface StudentService

Parameters:

pageNumber - the page number (starting from 0)

pageSize - the number of students per page

Returns:

a Page containing the requested students

updateStudent

@Transactional
public void updateStudent(Student student,
 Long id)

Description copied from interface: StudentService

Updates an existing student

Specified by:

updateStudent in interface StudentService

Parameters:

student - the updated student data

id - the unique identifier of the student to update

deleteStudent

public void deleteStudent(Long id)

Description copied from interface: StudentService

Deletes a student by its unique identifier.

Specified by:

deleteStudent in interface StudentService

Parameters:

id - the unique identifier of the student to delete