Fixed Init stackOverFlowException for recursive objects

Database-Attribute_System/Attributes/DbForeignObject.cs

@@ -26,14 +26,15 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System.Attributes
             this._foreignKeyName = foreignKeyName;
         }
 
-        public void Init(FieldInfo fi, DbObject classAttribute)
+        public void Init(FieldInfo fi, DbObject classAttribute, DbObject foreignClassAttribute = null)
         {
             this.parentField = fi;
             this.classAttribute = classAttribute;
             this.foreignObjectType = fi.FieldType;
 
             // Init foreign-object class
-            DbObject foreignClassAttribute = ClassAction.Init(this.foreignObjectType);
+            if(foreignClassAttribute == null)
+                foreignClassAttribute = ClassAction.Init(this.foreignObjectType);
 
             // Check if something is weird
             if (foreignClassAttribute.primaryKeyAttributes.Count < 1) throw new InvalidOperationException($"'{foreignClassAttribute.parentClassType.Name}' does not have a primaryKey.");

Database-Attribute_System/Attributes/DbObject.cs

@@ -69,7 +69,10 @@ namespace eu.railduction.netcore.dll.Database_Attribute_System.Attributes
                     }
                     else if (fi.GetCustomAttribute(typeof(DbForeignObject), true) is DbForeignObject fobj)    // ForeignObjects
                     {
-                        fobj.Init(fi, this);
+                        if(fi.FieldType == this.parentClassType)    // Check if we are referencing ourselfes
+                            fobj.Init(fi, this, this);
+                        else
+                            fobj.Init(fi, this);
 
                         this.foreignObjectAttributes.Add(fobj);
                     }