public Flyweight GetFlyweight(string key)
{
Flyweight f;
if (!dic.TryGetValue(key, out f))
{
f = new ConcreteFlyweight("网站");
dic.Add(key, new ConcreteFlyweight("网站"));
}
return(f);
}
public Flyweight getFlyweight(String key)
{
Flyweight flyweight;
if (flyweights.ContainsKey(key))
{
flyweight = (Flyweight)flyweights[key];
Console.WriteLine("具体享元" + key + "已经存在，被成功获取！");
}
else
{
flyweight = new ConcreteFlyweight(key);
flyweights.Add(key, flyweight);
}
return(flyweight);
}
static void Main(string[] args)
{
// 定义外部状态，例如字母的位置等信息
int externalstate = 10;
// 初始化享元工厂
FlyweightFactory factory = new FlyweightFactory();
// 判断是否已经创建了字母A，如果已经创建就直接使用创建的对象A
Flyweight fa = factory.GetFlyweight("A");
if (fa != null)
{
// 把外部状态作为享元对象的方法调用参数
fa.Operation(--externalstate);
}
// 判断是否已经创建了字母B
Flyweight fb = factory.GetFlyweight("B");
if (fb != null)
{
fb.Operation(--externalstate);
}
// 判断是否已经创建了字母C
Flyweight fc = factory.GetFlyweight("C");
if (fc != null)
{
fc.Operation(--externalstate);
}
// 判断是否已经创建了字母D
Flyweight fd = factory.GetFlyweight("D");
if (fd != null)
{
fd.Operation(--externalstate);
}
else
{
Console.WriteLine("驻留池中不存在字符串D");
// 这时候就需要创建一个对象并放入驻留池中
ConcreteFlyweight d = new ConcreteFlyweight("D");
factory.flyweights.Add("D", d);
}
Console.Read();
}
static void Main(string[] args)
{
// 定义外部状态，例如字母的位置等信息
int externalstate = 10;
// 初始化享元工厂
FlyweightFactory factory = new FlyweightFactory();
// 判断是否已经创建了字母A，如果已经创建就直接使用创建的对象A
Flyweight fa = factory.GetFlyweight("A");
if (fa != null)
{
// 把外部状态作为享元对象的方法调用参数
fa.Operation(--externalstate);
}
// 判断是否已经创建了字母B
Flyweight fb = factory.GetFlyweight("B");
if (fb != null)
{
fb.Operation(--externalstate);
}
// 判断是否已经创建了字母C
Flyweight fc = factory.GetFlyweight("C");
if (fc != null)
{
fc.Operation(--externalstate);
}
// 判断是否已经创建了字母D
Flyweight fd = factory.GetFlyweight("D");
if (fd != null)
{
fd.Operation(--externalstate);
}
else
{
Console.WriteLine("驻留池中不存在字符串D");
// 这时候就需要创建一个对象并放入驻留池中
ConcreteFlyweight d = new ConcreteFlyweight("D");
factory.flyweights.Add("D", d);
}
Console.Read();
}
