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Asmit159Asmit159
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Complete secured Employee REST API with Spring Boot and BCrypt
1 parent 73c1fe3 commit d20ac06

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‎.gitignore‎

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HELP.md
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target/
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.mvn/wrapper/maven-wrapper.jar
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!**/src/main/**/target/
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!**/src/test/**/target/
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### STS ###
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.apt_generated
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.classpath
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.factorypath
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.project
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.settings
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.springBeans
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.sts4-cache
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### IntelliJ IDEA ###
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.idea
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*.iws
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*.iml
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*.ipr
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### NetBeans ###
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/nbproject/private/
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/nbbuild/
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/dist/
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/nbdist/
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/.nb-gradle/
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build/
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!**/src/main/**/build/
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!**/src/test/**/build/
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### VS Code ###
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.vscode/

‎pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>4.0.2</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<groupId>com.luv2code.springboot</groupId>
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<artifactId>cruddemo</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<name>cruddemo</name>
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<description>Demo project for Spring Boot</description>
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<url/>
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<licenses>
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<license/>
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</licenses>
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<developers>
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<developer/>
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</developers>
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<scm>
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<connection/>
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<developerConnection/>
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<tag/>
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<url/>
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</scm>
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<properties>
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<java.version>25</java.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springdoc</groupId>
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<artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
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<version>3.0.1</version>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<!-- Spring Security -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-security</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-jpa</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-webmvc</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-devtools</artifactId>
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<scope>runtime</scope>
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<optional>true</optional>
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</dependency>
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<dependency>
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<groupId>com.mysql</groupId>
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<artifactId>mysql-connector-j</artifactId>
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<scope>runtime</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-jpa-test</artifactId>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-webmvc-test</artifactId>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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</plugins>
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</build>
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</project>

‎src/main/java/com/luv2code/springboot/cruddemo/CruddemoApplication.java‎

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package com.luv2code.springboot.cruddemo;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.context.annotation.Bean;
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@SpringBootApplication
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public class CruddemoApplication {
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public static void main(String[] args) {
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SpringApplication.run(CruddemoApplication.class, args);
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}
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@Bean
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public ObjectMapper objectMapper() {
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return new ObjectMapper();
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}
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}

‎src/main/java/com/luv2code/springboot/cruddemo/dto/EmployeeDTO.java‎

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package com.luv2code.springboot.cruddemo.dto;
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import jakarta.validation.constraints.Email;
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import jakarta.validation.constraints.NotBlank;
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import jakarta.validation.constraints.Size;
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public class EmployeeDTO {
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private int id;
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@NotBlank(message = "First name is required")
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@Size(max = 50, message = "First name must be at most 50 characters")
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private String firstName;
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@NotBlank(message = "Last name is required")
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@Size(max = 50, message = "Last name must be at most 50 characters")
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private String lastName;
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@NotBlank(message = "Email is required")
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@Email(message = "Email must be a valid email address")
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private String email;
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public EmployeeDTO() {}
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public EmployeeDTO(int id, String firstName, String lastName, String email) {
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this.id = id;
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this.firstName = firstName;
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this.lastName = lastName;
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this.email = email;
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}
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// getters and setters
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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public String getFirstName() {
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return firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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public String getLastName() {
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return lastName;
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}
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public void setLastName(String lastName) {
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this.lastName = lastName;
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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 void setEmail(String email) {
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this.email = email;
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}
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}

‎src/main/java/com/luv2code/springboot/cruddemo/dto/EmployeeMapper.java‎

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package com.luv2code.springboot.cruddemo.dto;
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import com.luv2code.springboot.cruddemo.entity.Employee;
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public class EmployeeMapper {
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public static EmployeeDTO toDTO(Employee employee) {
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if (employee == null) {
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return null;
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}
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return new EmployeeDTO(
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employee.getId(),
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employee.getFirstName(),
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employee.getLastName(),
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employee.getEmail()
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);
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}
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public static Employee toEntity(EmployeeDTO dto) {
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if (dto == null) {
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return null;
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}
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Employee employee = new Employee();
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employee.setId(dto.getId());
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employee.setFirstName(dto.getFirstName());
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employee.setLastName(dto.getLastName());
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employee.setEmail(dto.getEmail());
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return employee;
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}
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}

‎src/main/java/com/luv2code/springboot/cruddemo/entity/Employee.java‎

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package com.luv2code.springboot.cruddemo.entity;
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import jakarta.persistence.*;
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@Entity
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@Table
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public class Employee {
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//define fields
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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@Column(name="id")
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private int id;
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@Column(name="first_name")
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private String firstName;
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@Column(name="last_name")
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private String lastName;
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@Column(nullable = false, unique = true)
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private String email;
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//define constructors
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public Employee() {}
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public Employee(String firstName, String lastName, String email) {
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this.firstName = firstName;
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this.lastName = lastName;
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this.email = email;
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}
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//define getters and setters
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public int getId() {
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return id;
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}
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public void setId(int id) {
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this.id = id;
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}
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public String getFirstName() {
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return firstName;
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}
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public void setFirstName(String firstName) {
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this.firstName = firstName;
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}
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public String getLastName() {
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return lastName;
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}
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public void setLastName(String lastName) {
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this.lastName = lastName;
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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 void setEmail(String email) {
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this.email = email;
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}
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//define toString
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@Override
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public String toString() {
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return "Employee{" +
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"id=" + id +
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", firstName='" + firstName + '\'' +
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", lastName='" + lastName + '\'' +
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", email='" + email + '\'' +
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'}';
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}
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}

‎src/main/java/com/luv2code/springboot/cruddemo/exception/EmployeeErrorResponse.java‎

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package com.luv2code.springboot.cruddemo.exception;
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public class EmployeeErrorResponse {
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private int status;
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private String message;
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private long timestamp;
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public EmployeeErrorResponse(){
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}
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public EmployeeErrorResponse(int status, String message, long timestamp) {
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this.status = status;
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this.message = message;
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this.timestamp = timestamp;
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}
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public int getStatus() {
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return status;
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}
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public void setStatus(int status) {
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this.status = status;
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}
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public String getMessage() {
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return message;
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}
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public void setMessage(String message) {
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this.message = message;
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}
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public long getTimestamp() {
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return timestamp;
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}
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public void setTimestamp(long timestamp) {
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this.timestamp = timestamp;
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}
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}

‎src/main/java/com/luv2code/springboot/cruddemo/exception/EmployeeNotFoundException.java‎

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package com.luv2code.springboot.cruddemo.exception;
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public class EmployeeNotFoundException extends RuntimeException {
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public EmployeeNotFoundException(String message) {
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super(message);
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}
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public EmployeeNotFoundException(String message, Throwable cause) {
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super(message, cause);
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}
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public EmployeeNotFoundException(Throwable cause) {
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super(cause);
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}
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}

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