// Adds the supplied item to the list.
AddObject()
{
  const joins = new LJCJoins();
  let join = new LJCJoin("TableOne", "t");
  joins.AddObject(join);
  join = new LJCJoin("TableTwo", "t2");
  join.SchemaName = "Schema";
  joins.AddObject(join);

  join = joins.Retrieve("TableTwo", "t2");
  let result = join.SchemaName;

  // result:
  // Schema
}