Commit 24f072f8 authored by Muhammad Suleman's avatar Muhammad Suleman

Initial Commit

parents
File added
HELP.md
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.5/apache-maven-3.8.5-bin.zip
wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar
This diff is collapsed.
@REM ----------------------------------------------------------------------------
@REM Licensed to the Apache Software Foundation (ASF) under one
@REM or more contributor license agreements. See the NOTICE file
@REM distributed with this work for additional information
@REM regarding copyright ownership. The ASF licenses this file
@REM to you under the Apache License, Version 2.0 (the
@REM "License"); you may not use this file except in compliance
@REM with the License. You may obtain a copy of the License at
@REM
@REM https://www.apache.org/licenses/LICENSE-2.0
@REM
@REM Unless required by applicable law or agreed to in writing,
@REM software distributed under the License is distributed on an
@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@REM KIND, either express or implied. See the License for the
@REM specific language governing permissions and limitations
@REM under the License.
@REM ----------------------------------------------------------------------------
@REM ----------------------------------------------------------------------------
@REM Maven Start Up Batch script
@REM
@REM Required ENV vars:
@REM JAVA_HOME - location of a JDK home dir
@REM
@REM Optional ENV vars
@REM M2_HOME - location of maven2's installed home dir
@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
@REM e.g. to debug Maven itself, use
@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
@REM ----------------------------------------------------------------------------
@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
@echo off
@REM set title of command window
title %0
@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO%
@REM set %HOME% to equivalent of $HOME
if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
@REM Execute a user defined script before this one
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
@REM check for pre script, once with legacy .bat ending and once with .cmd ending
if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %*
if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %*
:skipRcPre
@setlocal
set ERROR_CODE=0
@REM To isolate internal variables from possible post scripts, we use another setlocal
@setlocal
@REM ==== START VALIDATION ====
if not "%JAVA_HOME%" == "" goto OkJHome
echo.
echo Error: JAVA_HOME not found in your environment. >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
:OkJHome
if exist "%JAVA_HOME%\bin\java.exe" goto init
echo.
echo Error: JAVA_HOME is set to an invalid directory. >&2
echo JAVA_HOME = "%JAVA_HOME%" >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
@REM ==== END VALIDATION ====
:init
@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
@REM Fallback to current working directory if not found.
set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
set EXEC_DIR=%CD%
set WDIR=%EXEC_DIR%
:findBaseDir
IF EXIST "%WDIR%"\.mvn goto baseDirFound
cd ..
IF "%WDIR%"=="%CD%" goto baseDirNotFound
set WDIR=%CD%
goto findBaseDir
:baseDirFound
set MAVEN_PROJECTBASEDIR=%WDIR%
cd "%EXEC_DIR%"
goto endDetectBaseDir
:baseDirNotFound
set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
cd "%EXEC_DIR%"
:endDetectBaseDir
IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
@setlocal EnableExtensions EnableDelayedExpansion
for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
:endReadAdditionalConfig
SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
)
@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
if exist %WRAPPER_JAR% (
if "%MVNW_VERBOSE%" == "true" (
echo Found %WRAPPER_JAR%
)
) else (
if not "%MVNW_REPOURL%" == "" (
SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
)
if "%MVNW_VERBOSE%" == "true" (
echo Couldn't find %WRAPPER_JAR%, downloading it ...
echo Downloading from: %DOWNLOAD_URL%
)
powershell -Command "&{"^
"$webclient = new-object System.Net.WebClient;"^
"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
"}"^
"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
"}"
if "%MVNW_VERBOSE%" == "true" (
echo Finished downloading %WRAPPER_JAR%
)
)
@REM End of extension
@REM Provide a "standardized" way to retrieve the CLI args that will
@REM work with both Windows and non-Windows executions.
set MAVEN_CMD_LINE_ARGS=%*
%MAVEN_JAVA_EXE% ^
%JVM_CONFIG_MAVEN_PROPS% ^
%MAVEN_OPTS% ^
%MAVEN_DEBUG_OPTS% ^
-classpath %WRAPPER_JAR% ^
"-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
%WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
if ERRORLEVEL 1 goto error
goto end
:error
set ERROR_CODE=1
:end
@endlocal & set ERROR_CODE=%ERROR_CODE%
if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
@REM check for post script, once with legacy .bat ending and once with .cmd ending
if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
:skipRcPost
@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
if "%MAVEN_BATCH_PAUSE%"=="on" pause
if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
cmd /C exit /B %ERROR_CODE%
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.7.0</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.school</groupId>
<artifactId>school</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>school</name>
<description>Spring Project for School</description>
<properties>
<java.version>17</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.mapstruct</groupId>
<artifactId>mapstruct</artifactId>
<version>1.4.2.Final</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<optional>true</optional>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<annotationProcessorPaths>
<path>
<groupId>org.mapstruct</groupId>
<artifactId>mapstruct-processor</artifactId>
<version>1.4.2.Final</version>
</path>
<path>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.24</version>
</path>
<path>
<groupId>org.projectlombok</groupId>
<artifactId>lombok-mapstruct-binding</artifactId>
<version>0.2.0</version>
</path>
</annotationProcessorPaths>
</configuration>
</plugin>
</plugins>
</build>
</project>
File added
package com.school.project;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class SchoolApplication {
public static void main(String[] args) {
SpringApplication.run(SchoolApplication.class, args);
}
}
package com.school.project.controller;
import com.school.project.model.Course;
import com.school.project.service.CourseService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.Optional;
@RestController
public class CourseController {
@Autowired(required = true)
public CourseService courseService;
@PostMapping("/course")
public Course saveCourse(@RequestBody Course course){
return courseService.saveCourse(course);
}
@GetMapping("/courses")
public List<Course> readAllCourses(){
return courseService.readAllCourse();
}
@GetMapping("/course/{id}")
public Optional<Course> readCourseById(@PathVariable(name = "id") Long id)
{
return courseService.readCourseById(id);
}
@PutMapping("/course/{id}")
public Course updateCourseById(@RequestBody Course course,@PathVariable(name = "id") Long id){
return courseService.updateCourseById(course,id);
}
@DeleteMapping("/course/{id}")
public void deleteCourseById(@PathVariable(name = "id") Long id){
courseService.deleteCourseById(id);
}
}
package com.school.project.controller;
import com.school.project.dto.DepartmentDTO;
import com.school.project.service.DepartmentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.Optional;
@RestController
public class DepartmentController {
@Autowired(required=true)
public DepartmentService departmentService;
@PostMapping("/department")
public void saveDepartment(@RequestBody DepartmentDTO departmentDTO){
departmentService.saveDepartment(departmentDTO);
}
@GetMapping("/departments")
public List<DepartmentDTO> readAllDepartments() {
return departmentService.readDepartment();
}
@GetMapping("department/{id}")
public ResponseEntity<DepartmentDTO> readDepartmentById(@PathVariable("id") Long id){
DepartmentDTO departmentDTO=departmentService.readDepartmentById(id);
if(departmentDTO == null){
return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
}else {
return ResponseEntity.of(Optional.of(departmentDTO));
}
}
@GetMapping("departmentName/{name}")
public DepartmentDTO findDepartmentByName(@PathVariable("name") String name){
return departmentService.findDepartmentByName(name);
}
@PutMapping("department/{id}")
public DepartmentDTO updateDepartmentById(@RequestBody DepartmentDTO departmentDTO,@PathVariable("id") Long id){
return departmentService.updateDepartment(departmentDTO,id);
}
@DeleteMapping("department/{id}")
public void deleteDepartmentById(@PathVariable("id") Long id){
departmentService.deleteDepartmentById(id);
}
}
package com.school.project.controller;
import com.school.project.model.Student;
import com.school.project.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.Optional;
@RestController
public class StudentController {
@Autowired(required=true)
public StudentService studentService;
@PostMapping("/student")
public Student saveStudent(@RequestBody Student student){
return studentService.saveStudent(student);
}
@GetMapping("/students")
public ResponseEntity<List<Student>> readAllStudents(){
List<Student> students=studentService.readAllStudents();
if(students.size()<=0){
return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
}
return ResponseEntity.of(Optional.of(students));
}
@GetMapping("student/{id}")
public Optional<Student> readStudentById(@PathVariable("id") Long id){
return studentService.readStudentById(id);
}
@PutMapping("student/{id}")
public Student updateStudentById(@RequestBody Student student,@PathVariable("id") Long id){
return studentService.updateStudentById(student,id);
}
@DeleteMapping("student/{id}")
public void deleteStudentById(@PathVariable("id") Long id){
studentService.deleteStudentById(id);
}
}
package com.school.project.controller;
import com.school.project.model.Teacher;
import com.school.project.service.TeacherService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.Optional;
@RestController
public class TeacherController {
@Autowired
public TeacherService teacherService;
@PostMapping("/teacher")
public Teacher saveTeacher(@RequestBody Teacher teacher){
return teacherService.saveTeacher(teacher);
}
@GetMapping("/teachers")
public List<Teacher> readAllTeachers(){
return (List<Teacher>) teacherService.readAllTeachers();
}
@GetMapping("teacher/{id}")
public Optional<Teacher> readTeacherById(@PathVariable("id") Long id){
return teacherService.readTeacherById(id);
}
@PutMapping("teacher/{id}")
public Teacher updateTeacherById(@RequestBody Teacher teacher,@PathVariable("id") Long id){
return teacherService.updateTeacher(teacher,id);
}
@DeleteMapping("teacher/{id}")
public void deleteTeacherById(@PathVariable("id") Long id){
teacherService.deleteTeacherById(id);
}
}
package com.school.project.dto;
import com.school.project.model.Student;
import com.school.project.model.Teacher;
import lombok.Data;
import java.util.List;
@Data
public class CourseDTO {
private Long id;
private String title;
List<Student> studentList;
private Teacher teacher;
}
package com.school.project.dto;
import lombok.Data;
@Data
public class DepartmentDTO {
private Long id;
private String name;
}
package com.school.project.dto;
import com.school.project.model.Course;
import lombok.Data;
import java.util.List;
@Data
public class StudentDTO {
private Long id;
private String name;
private Long age;
private List<Course> courseLists;
}
package com.school.project.dto;
import com.school.project.model.Course;
import com.school.project.model.Department;
import lombok.Data;
import java.util.List;
@Data
public class TeacherDTO {
private Long id;
private String name;
private String degree;
private Course course;
private Department department;
}
package com.school.project.mapper;
import com.school.project.dto.CourseDTO;
import com.school.project.model.Course;
import org.mapstruct.Mapper;
import org.mapstruct.factory.Mappers;
@Mapper(componentModel = "spring")
public interface CourseMapper {
CourseMapper INSTANCE = Mappers.getMapper(CourseMapper.class);
CourseDTO courseModelToDTO(Course course);
Course courseDTOToModel(CourseDTO courseDTO);
}
package com.school.project.mapper;
import com.school.project.dto.DepartmentDTO;
import com.school.project.model.Department;
import org.mapstruct.Mapper;
import org.mapstruct.factory.Mappers;
import java.util.List;
import java.util.Optional;
@Mapper(componentModel = "spring")
public interface DepartmentMapper {
DepartmentMapper INSTANCE = Mappers.getMapper(DepartmentMapper.class);
/*@Mappings({
@Mapping(target = "departId", source ="department.id"),
@Mapping(target ="departName",source = "department.name")
})*/
DepartmentDTO departmentModelToDTO(Department department);
/*@Mappings({
@Mapping(target = "id",source = "saveDepartment.departId"),
@Mapping(target ="name",source = "saveDepartment.departName")
})*/
Department departmentDTOToModel(DepartmentDTO saveDepartment);
List<DepartmentDTO> departmentListModelToDTO(List<Department> all);
}
package com.school.project.mapper;
import com.school.project.dto.StudentDTO;
import com.school.project.model.Student;
import org.mapstruct.Mapper;
import org.mapstruct.factory.Mappers;
@Mapper(componentModel = "spring")
public interface StudentMapper {
StudentMapper INSTANCE = Mappers.getMapper(StudentMapper.class);
StudentDTO studentModelToDTO(Student student);
Student studentDTOToModel(StudentDTO studentDTO);
}
package com.school.project.mapper;
import com.school.project.dto.TeacherDTO;
import com.school.project.model.Teacher;
import org.mapstruct.Mapper;
import org.mapstruct.factory.Mappers;
@Mapper(componentModel = "spring")
public interface TeacherMapper {
TeacherMapper INSTANCE = Mappers.getMapper(TeacherMapper.class);
TeacherDTO teacherModelToDTo(Teacher teacher);
Teacher teacherDTOToModel(TeacherDTO teacherDTO);
}
package com.school.project.model;
import lombok.Data;
import javax.persistence.*;
import java.util.List;
@Data
@Entity()
@Table(name = "Course")
public class Course {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Column(name = "title")
private String title;
@ManyToMany(fetch = FetchType.LAZY, mappedBy = "courseLists")
List<Student> studentList;
@OneToOne(mappedBy = "course",orphanRemoval = true )
private Teacher teacher;
}
package com.school.project.model;
import lombok.Data;
import javax.persistence.*;
@Data
@Entity()
@Table(name = "Department")
public class Department {
@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE)
private Long id;
@Column(name = "name")
private String name;
}
package com.school.project.model;
import lombok.Data;
import javax.persistence.*;
import java.util.List;
@Data
@Entity()
@Table(name = "Student")
public class Student {
@Id
@Column(name = "id", nullable = false)
@GeneratedValue(strategy = GenerationType.SEQUENCE)
private Long id;
@Column(name="name")
private String name;
@Column(name = "age")
private Long age;
@ManyToMany(fetch = FetchType.LAZY,cascade = { CascadeType.MERGE })
@JoinTable(
name = "studentsCourses",
joinColumns = { @JoinColumn(name = "student_id") },
inverseJoinColumns = { @JoinColumn(name = "course_id") }
)
private List<Course> courseLists;
}
package com.school.project.model;
import lombok.Data;
import javax.persistence.*;
import java.util.List;
@Data
@Entity
@Table(name="Teacher")
public class Teacher {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Column(name = "name")
private String name;
@Column(name = "degree")
private String degree;
@OneToOne
@JoinColumn(name = "course_id")
private Course course;
@ManyToOne(fetch = FetchType.EAGER, cascade = CascadeType.MERGE)
@JoinColumn(name = "department_id",unique = true)
private Department department;
}
package com.school.project.repository;
import com.school.project.model.Course;
import org.springframework.data.jpa.repository.JpaRepository;
public interface CourseRepository extends JpaRepository<Course,Long> {
}
package com.school.project.repository;
import com.school.project.model.Department;
import org.springframework.data.jpa.repository.JpaRepository;
public interface DepartmentRepository extends JpaRepository<Department,Long>{
public Department findByName(String departmentName);
}
package com.school.project.repository;
import com.school.project.model.Student;
import org.springframework.data.jpa.repository.JpaRepository;
public interface StudentRepository extends JpaRepository<Student,Long> {
}
package com.school.project.repository;
import com.school.project.model.Teacher;
import org.springframework.data.jpa.repository.JpaRepository;
public interface TeacherRepository extends JpaRepository<Teacher,Long> {
}
package com.school.project.service;
import com.school.project.model.Course;
import java.util.List;
import java.util.Optional;
public interface CourseService {
public Course saveCourse(Course course);
public List<Course> readAllCourse();
public Optional<Course> readCourseById(Long id);
public Course updateCourseById(Course course,Long id);
public void deleteCourseById(Long id);
}
package com.school.project.service;
import com.school.project.model.Course;
import com.school.project.repository.CourseRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import javax.persistence.Table;
import javax.transaction.Transactional;
import java.util.List;
import java.util.Optional;
@Service
public class CourseServiceImp implements CourseService{
@Autowired(required = true)
public CourseRepository courseRepository;
@Override
public Course saveCourse(Course course) {
return courseRepository.save(course);
}
@Transactional
@Override
public List<Course> readAllCourse() {
return courseRepository.findAll();
}
@Override
public Optional<Course> readCourseById(Long id) {
return courseRepository.findById(id);
}
@Override
public Course updateCourseById(Course course, Long id) {
return course;
}
@Override
public void deleteCourseById(Long id) {
courseRepository.deleteById(id);
}
}
package com.school.project.service;
import com.school.project.dto.DepartmentDTO;
import java.util.List;
public interface DepartmentService {
public void saveDepartment(DepartmentDTO departmentDTO);
public List<DepartmentDTO> readDepartment();
public DepartmentDTO readDepartmentById(Long id);
public DepartmentDTO updateDepartment(DepartmentDTO departmentDTO,Long id);
public void deleteDepartmentById(Long id);
public DepartmentDTO findDepartmentByName(String departmentName);
}
package com.school.project.service;
import com.school.project.dto.DepartmentDTO;
import com.school.project.mapper.DepartmentMapper;
import com.school.project.repository.DepartmentRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class DepartmentServiceImp implements DepartmentService{
@Autowired(required=true)
private DepartmentRepository departmentRepository;
@Autowired(required = true)
private DepartmentMapper departmentMapper;
@Override
public void saveDepartment(DepartmentDTO departmentDTO) {
departmentRepository.save(departmentMapper.departmentDTOToModel(departmentDTO));
}
@Override
public List<DepartmentDTO> readDepartment() {
return departmentMapper.departmentListModelToDTO(departmentRepository.findAll());
}
@Override
public DepartmentDTO readDepartmentById(Long departmentId) {
return departmentMapper.departmentModelToDTO(departmentRepository.findById(departmentId).get());
}
@Override
public DepartmentDTO updateDepartment(DepartmentDTO departmentDTO, Long departmentId) {
DepartmentDTO dto = readDepartmentById(departmentId);
dto.setName(departmentDTO.getName());
saveDepartment(dto);
return departmentMapper.departmentModelToDTO(departmentRepository.findById(departmentId).get());
}
@Override
public void deleteDepartmentById(Long departmentId) {
departmentRepository.deleteById(departmentId);
}
@Override
public DepartmentDTO findDepartmentByName(String departmentName) {
return departmentMapper.departmentModelToDTO(departmentRepository.findByName(departmentName));
}
}
package com.school.project.service;
import com.school.project.model.Student;
import java.util.List;
import java.util.Optional;
public interface StudentService {
public Student saveStudent(Student student);
public List<Student> readAllStudents();
public Optional<Student> readStudentById(Long id);
public Student updateStudentById(Student student,Long id);
public void deleteStudentById(Long id);
}
package com.school.project.service;
import com.school.project.model.Student;
import com.school.project.repository.StudentRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
import java.util.Optional;
@Service
public class StudentServiceImp implements StudentService{
@Autowired(required=true)
public StudentRepository studentRepository;
@Override
public Student saveStudent(Student student) {
return studentRepository.save(student);
}
@Override
public List<Student> readAllStudents() {
return studentRepository.findAll();
}
@Override
public Optional<Student> readStudentById(Long id) {
return studentRepository.findById(id);
}
@Override
public Student updateStudentById(Student student, Long id) {
return student;
}
@Override
public void deleteStudentById(Long id) {
studentRepository.deleteById(id);
}
}
package com.school.project.service;
import com.school.project.model.Teacher;
import java.util.List;
import java.util.Optional;
public interface TeacherService {
public Teacher saveTeacher(Teacher teacher);
public List<Teacher> readAllTeachers();
public Optional<Teacher> readTeacherById(Long id);
public Teacher updateTeacher(Teacher teacher,Long id);
public void deleteTeacherById(Long id);
}
package com.school.project.service;
import com.school.project.model.Teacher;
import com.school.project.repository.TeacherRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
import java.util.Optional;
@Service
public class TeacherServiceImp implements TeacherService{
@Autowired(required = true)
public TeacherRepository teacherRepository;
@Override
public Teacher saveTeacher(Teacher teacher) {
return teacherRepository.save(teacher);
}
@Override
public List<Teacher> readAllTeachers() {
return teacherRepository.findAll();
}
@Override
public Optional<Teacher> readTeacherById(Long id) {
return teacherRepository.findById(id);
}
@Override
public Teacher updateTeacher(Teacher teacher, Long id) {
return null;
}
@Override
public void deleteTeacherById(Long id) {
teacherRepository.deleteById(id);
}
}
spring.jpa.hibernate.ddl-auto=update
spring.datasource.url=jdbc:mysql://localhost:3306/schoolDataBase
spring.datasource.username=root
spring.datasource.password=charlie123
\ No newline at end of file
package com.school.project;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest
class SchoolApplicationTests {
@Test
void contextLoads() {
}
}
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