public Set<Entry<String, Ref>> entrySet() {if (entrySet == null) {entrySet = new AbstractSet<Entry<String, Ref>>();}}

public Set < Entry < String , Ref > > entrySet ( ) { if ( entrySet == null ) { entrySet = new AbstractSet < Entry < String , Ref > > ( ) ; } }
public override ICollection<KeyValuePair<string, Ref>> EntrySet(){if (entrySet == null){entrySet = new _AbstractSet_223(this);}return entrySet;}
