func (this *Table) GetLink(chain string, foreignKeys coll.Collection) *LinkNav {
idx := strings.Index(chain, FK_NAV_SEP)
var link Str
if idx > 0 {
link = Str(chain[:idx])
} else {
link = Str(chain)
}
// check columns
o, _ := this.columnsMap.Get(link)
c, _ := o.(*Column)
if c != nil {
return NewLinkNav(foreignKeys, c)
}
var fk *Association
if this.associationMap != nil {
o, _ = this.associationMap.Get(link)
fk, _ = o.(*Association)
}
if fk != nil {
if idx < 0 {
foreignKeys.Add(fk)
return NewLinkNav(foreignKeys, c)
}
return fk.GetLink(chain[idx+1:], this, foreignKeys)
}
return nil
}
func (this *Association) GetLink(chain string, from *Table, foreignKeys coll.Collection) *LinkNav {
// verifica as tabelas
var table *Table
if this.tableFrom.Equals(from) {
table = this.tableTo
} else {
table = this.tableFrom
}
foreignKeys.Add(this)
return table.GetLink(chain, foreignKeys)
}
func (this *EntityTransformer) OnTransformation(result coll.Collection, instance interface{}) {
if instance != nil {
result.Add(instance)
}
}
func (this *EntityTreeTransformer) OnTransformation(result coll.Collection, instance interface{}) {
this.crawler.Rewind()
if instance != nil && (!this.reuse || !result.Contains(instance)) {
result.Add(instance)
}
}
