kotlin策略模式
2018-11-19 本文已影响7人
腊鸭Laya
/**
*策略模式
*/
interface ChaseStragety{
fun chase()
}
class ShoppingStrategy : ChaseStragety{
override fun chase() {
println("一起逛街咯~")
}
}
class MoviesStrategy :ChaseStragety{
override fun chase() {
println("一起看电影咯~")
}
}
class EattingStrategy :ChaseStragety{
override fun chase() {
println("一起吃饭咯~")
}
}
class Context(chaseStragety: ChaseStragety){
private val mChaseStragety = chaseStragety
fun chase(){
mChaseStragety.chase()
}
}
fun main(args: Array) {
var mContext : Context
println("遇到爱逛街的妹子:")
mContext = Context(ShoppingStrategy())
mContext.chase()
}
