Hibernate Envers with Grails 2.1.0

BuildConfig.groovy

plugins {
    // add this if you've packaged a plugin by yourself
    runtime ":envers:0.3-SNAPSHOT"

    // add this if you want to use plugin from Grails central repository
    runtime ":envers:2.1.0"
}

console 1

$ git clone git://github.com/mfolnovic/grails-envers-plugin.git
$ cd grails-envers-plugin
$ grails package-plugin
| Plugin packaged grails-envers-0.3-SNAPSHOT.zip

$ cp grails-envers-0.3-SNAPSHOT.zip ../enversdemo/lib/envers-0.3-SNAPSHOT.zip

Hotel.groovy,Booking.groovy

import org.hibernate.envers.Audited

@Audited
class Hotel {
    String name

    static hasMany = [bookings: Booking]
}

@Audited
class Booking {
    String  surname
    Date    startDate
    Integer daysCount

    static belongsTo = [hotel: Hotel]
}

Hotel.groovyBooking.groovy

import org.hibernate.envers.Audited

@Audited
class Hotel {
    String name

    static hasMany = [bookings: Booking]
}

@Audited
class Booking {
    String  surname
    Date    startDate
    Integer daysCount

    static belongsTo = [hotel: Hotel]
}

HotelIntegrationSpec.groovy

import grails.plugin.spock.IntegrationSpec
import org.hibernate.SessionFactory

class HotelIntegrationSpec extends IntegrationSpec {

    // http://grails.org/doc/latest/guide/testing.html#integrationTesting
    // Don't wrap into database transaction that is rolled back at the end.
    // Explicitly persist entites in database, I will cleanup, I promise.
    static transactional = false

    SessionFactory sessionFactory

    def cleanup() {
        ['booking', 'booking_aud', 'hotel', 'hotel_aud', 'user_revision_entity'].each {
            sessionFactory.currentSession.createSQLQuery("delete from $it").executeUpdate()
        }
    }

    def "Hotel should be audited with Envers"() {
        given:
            def hotel = new Hotel(name: "Marriott")
        when:
            Hotel.withTransaction {
                hotel.save(failOnError: true, flush: true)
            }
        then:
            Hotel.count() == 1
            Hotel.findAllRevisionsById(hotel.id).size() == 1
            UserRevisionEntity.count() == 1
    }
}

Publish to maven (Nexus)

$ cat ~/.grails/settings.groovy
grails.project.repos.companyNexusSnapshots.url="http://nexus.company.com/nexus/content/repositories/snapshots"
grails.project.repos.companyNexusSnapshots.type="maven"
grails.project.repos.companyNexusSnapshots.username="username"
grails.project.repos.companyNexusSnapshots.password="password"

$ grails publish-plugin --repository=companyNexusSnapshots
| Packaging Grails application.....
[...snip...]
| Plugin packaged grails-envers-0.3-SNAPSHOT.zip
| POM generated: /home/tkl/dev/grails-envers-plugin/target/pom.xml
WARN: No SCM provider installed.
Publishing to Maven repository 'toukNexusSnapshots'
Using configured username and password from grails.project.repos.toukNexusSnapshots
| POM generated: /home/tkl/dev/grails-envers-plugin/target/pom.xml....
No default portal defined for repository 'toukNexusSnapshots' - skipping portal notification

resources.groovy

beans = {
    System.setProperty('org.hibernate.envers.audit_table_prefix', 'AUDITED_')
    System.setProperty('org.hibernate.envers.audit_table_suffix', '')
}

SpringSecurityRevisionListener.groovy

class SpringSecurityRevisionListener implements RevisionListener {
    public void newRevision(Object entity) {
        UserRevisionEntity revisionEntity = (UserRevisionEntity) entity
        User user = SpringSecurityServiceHolder.springSecurityService?.currentUser
        revisionEntity.currentUser = user
    }
}

UserRevisionEntity.groovy

@RevisionEntity(SpringSecurityRevisionListener.class)
class UserRevisionEntity {
    @RevisionNumber
    Long id

    @RevisionTimestamp
    Long timestamp

    User currentUser

    static constraints = {
        currentUser(nullable: true)
    }

    static transients = ['revisionDate']

    public Date getRevisionDate() {
        return new Date(timestamp);
    }
}