Spring Date And User Audit

Spring Date And User Audit.md

Spring Date And User Audit

DateAudit.java

@MappedSuperclass
@Data
@EntityListeners(AuditingEntityListener.class)
@JsonIgnoreProperties(
		value = { "createdAt", "updatedAt" },
		allowGetters = true
)
public abstract class DateAudit implements Serializable {

	private static final long serialVersionUID = 1L;

	@CreatedDate
	@Column(name="created_at",nullable = false, updatable = false)
	private Instant createdAt;

	@LastModifiedDate
	@Column(name = "updated_at",nullable = false)
	private Instant updatedAt;

}

UserDateAudit

@EqualsAndHashCode(callSuper = true)
@MappedSuperclass
@Data
@JsonIgnoreProperties(
		value = { "createdBY", "updatedBy" },
		allowGetters = true
)
public abstract class UserDateAudit extends DateAudit {
	private static final long serialVersionUID = 1L;

	@CreatedBy
	@Column(name = "created_by",updatable = false)
	private Long createdBy;

	@LastModifiedBy
	@Column(name = "updated_by")
	private Long updatedBy;
}

AuditConfig.java

@Configuration
@EnableJpaAuditing
public class AuditingConfig {

	@Bean
	public AuditorAware<Long> auditorProvider() {
		return new SpringSecurityAuditAwareImpl();
	}
}

class SpringSecurityAuditAwareImpl implements AuditorAware<Long> {


	@Override
	public Optional<Long> getCurrentAuditor() {
		Authentication authentication = SecurityContextHolder.getContext().getAuthentication();

		if (authentication == null || !authentication.isAuthenticated() || authentication instanceof AnonymousAuthenticationToken) {
			return Optional.empty();
		}
		UserDetailsImpl userPrincipal = (UserDetailsImpl) SecurityContextHolder.getContext().getAuthentication().getPrincipal();

		return Optional.ofNullable(userPrincipal.getId());
	}
}