public Flyweight GetFlyweight(string key)
{
if (!flyweights.ContainsKey(key))
{
flyweights[key] = new ConcreteFlyweight();
}
return((Flyweight)flyweights[key]);
}
private Hashtable flyweight = new Hashtable();//存储享元对象 实现享元池
public Flyweight GetFlyweight(string key)
{
if (flyweight.ContainsKey(key))
{
return((Flyweight)flyweight[key]);
}
else
{
Flyweight temp = new ConcreteFlyweight("state");
flyweight.Add(key, temp);
return(temp);
}
}
public Flyweight GetFlyweight(string key)
{
Flyweight flyweight;
if (dicFlyweight.ContainsKey(key))
{
flyweight = dicFlyweight[key];
}
else
{
flyweight = new ConcreteFlyweight();
dicFlyweight.Add(key, flyweight);
}
return(flyweight);
}
public Flyweight GetFlyweight(string key)
{
if (_flyweights.Contains(key))
{
return(_flyweights[key] as Flyweight);
}
else
{
ConcreteFlyweight newFlyweight = new ConcreteFlyweight();
// Set properties of new flyweight here.
_flyweights.Add(key, newFlyweight);
return(newFlyweight);
}
}
