public static Flyweight getSignInfo(ExtrinsicState key)
{
Flyweight flyweight = null;
foreach (KeyValuePair <ExtrinsicState, Flyweight> pair in pool)
{
if (pair.Key.hashCode() == key.hashCode() && pair.Key.equals(key))
{
flyweight = pool[pair.Key];
}
}
if (flyweight == null)
{
flyweight = new ConcreteFlyweight1(key);
pool[key] = flyweight;
}
return(flyweight);
}
//进化版本，优化索引问题
public static Flyweight getSignInfobyString(string key)
{
Flyweight flyweight = null;
foreach (KeyValuePair <ExtrinsicState, Flyweight> pair in pool)
{
if (pair.Key.hashCode() == key.GetHashCode() && pair.Key.getLocation() == key)
{
flyweight = pool[pair.Key];
}
}
if (flyweight == null)
{
ExtrinsicState newState = new ExtrinsicState();
newState.setSubject(key.Split('.')[0]);
newState.setLocaltion(key.Split('.')[1]);
flyweight = new ConcreteFlyweight1(newState);
pool[newState] = flyweight;
}
return(flyweight);
}