Object reference delegate

src/test/kotlin/nl/astraeus/persistence/TestReferences.kt

@@ -3,7 +3,7 @@ package nl.astraeus.persistence
 import nl.astraeus.nl.astraeus.persistence.Persistable
 import nl.astraeus.nl.astraeus.persistence.Persistent
 import nl.astraeus.nl.astraeus.persistence.TransactionLog
-import nl.astraeus.nl.astraeus.persistence.currentTransaction
+import nl.astraeus.nl.astraeus.persistence.reference.reference
 import nl.astraeus.nl.astraeus.persistence.reference.referenceCollection
 import java.io.File
 import kotlin.test.Test
@@ -31,23 +31,15 @@ class TestReferences {
     override var version: Long = 0,
     val name: String,
     val age: Int,
-    private var companyId: Long? = null
   ) : Persistable, Cloneable {
-    var company: Company?
-      get() = currentTransaction()?.find(Company::class, companyId ?: 0L)
-      set(value) {
-        if (value != null) {
-          currentTransaction()?.store(value)
-        }
-        companyId = value?.id
-      }
+    var company: Company? by reference()
 
     companion object {
       private const val serialVersionUID: Long = 1L
     }
 
     override fun toString(): String {
-      return "Person(id=$id, version=$version, name='$name', age=$age, company=$companyId)"
+      return "Person(id=$id, version=$version, name='$name', age=$age, company=$company)"
     }
   }
 
@@ -79,6 +71,10 @@ class TestReferences {
         person.company = company
         store(person)
         company.persons.add(person)
+      } else {
+        for (person in company.persons) {
+          println("Found stored Person: $person")
+        }
       }
 
       store(company)