Introduced interfaces for all repositories, completely isolating the persistence layer from the repositories usage and specification

persistence/property_repository.go

@@ -5,17 +5,17 @@ import (
 "errors"
 )
 
-type property struct {
-	BaseRepository
+type propertyRepository struct {
+	baseRepository
 }
 
-func NewPropertyRepository() *property {
-	r := &property{}
+func NewPropertyRepository() domain.PropertyRepository {
+	r := &propertyRepository{}
 	r.init("property", &domain.Property{})
 	return r
 }
 
-func (r *property) Put(id string, value string) error {
+func (r *propertyRepository) Put(id string, value string) error {
 	m := &domain.Property{Id: id, Value: value}
 	if m.Id == "" {
 		return errors.New("Id is required")
@@ -23,13 +23,13 @@ func (r *property) Put(id string, value string) error {
 	return r.saveOrUpdate(m.Id, m)
 }
 
-func (r *property) Get(id string) (string, error) {
+func (r *propertyRepository) Get(id string) (string, error) {
 	var rec interface{}
 	rec, err := r.readEntity(id)
 	return rec.(*domain.Property).Value, err
 }
 
-func (r*property) DefaultGet(id string, defaultValue string) (string, error) {
+func (r*propertyRepository) DefaultGet(id string, defaultValue string) (string, error) {
 	v, err := r.Get(id)
 
 	if v == "" {