add student done ✅

Author: bassem97

pom.xml

@@ -31,6 +31,14 @@
             <artifactId>spring-boot-starter-data-jpa</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>1.18.22</version>
+            <scope>provided</scope>
+        </dependency>
+
+
 
         <dependency>
             <groupId>org.springframework.boot</groupId>

src/main/java/com/gdsc/springbootworkshop/entites/Student.java

@@ -1,9 +1,17 @@
 package com.gdsc.springbootworkshop.entites;
 
 
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
 import javax.persistence.*;
 
 @Entity
+@Setter
+@Getter
+@NoArgsConstructor
 public class Student {
 
 
@@ -19,17 +27,6 @@ public class Student {
     @Enumerated(EnumType.STRING)
     private GENDER gender;
 
-    public Long getId() {
-        return idStudent;
-    }
-
-    public void setId(Long id) {
-        this.idStudent = id;
-    }
-
-    public Student() {
-    }
-
     public Student(String firstName, String lastName, String email, GENDER gender) {
         this.firstName = firstName;
         this.lastName = lastName;

src/main/java/com/gdsc/springbootworkshop/repositories/StudentRepository.java

@@ -6,4 +6,6 @@
 
 @Repository
 public interface StudentRepository extends JpaRepository<Student, Long> {
+
+    Student findByEmail(String email);
 }

src/main/java/com/gdsc/springbootworkshop/services/IStudentService.java

@@ -7,7 +7,7 @@
 public interface IStudentService {
 
     List<Student> getAllStudents();
-    Student addStudent(Student student);
+    Student addStudent(Student student) throws Exception;
     Student updateStudent(Long id,Student student);
     void deleteStudent(Long id);
     Student findById(Long id);

src/main/java/com/gdsc/springbootworkshop/services/StudentService.java

@@ -1,22 +1,28 @@
 package com.gdsc.springbootworkshop.services;
 
 import com.gdsc.springbootworkshop.entites.Student;
+import com.gdsc.springbootworkshop.repositories.StudentRepository;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
 
 @Service
 public class StudentService implements IStudentService {
 
+    @Autowired
+    private StudentRepository studentRepository;
 
     @Override
     public List<Student> getAllStudents() {
-        return null;
+        return studentRepository.findAll();
     }
 
     @Override
-    public Student addStudent(Student student) {
-        return null;
+    public Student addStudent(Student student) throws Exception {
+        if(studentRepository.findByEmail(student.getEmail()) != null)
+            throw new Exception("Student already exists");
+        return studentRepository.save(student);
     }
 
     @Override

src/main/resources/application.properties

@@ -9,4 +9,4 @@ spring.datasource.password=
 ## JPA / HIBERNATE ###
 spring.jpa.show-sql=true
 spring.jpa.generate-ddl=true
-spring.jpa.hibernate.ddl-auto=update
+spring.jpa.hibernate.ddl-auto=create