import idcard.IDCardFactory
fun main(args: Array<String>) {
val factory = IDCardFactory()
val card1 = factory.create("結城浩")
val card2 = factory.create("とむら")
val card3 = factory.create("佐藤花子")
card1.use()
card2.use()
card3.use()
}
Framework.kt
package framework
abstract class Factory {
fun create(owner: String) :Product{
val p = createProduct(owner)
registerProduct(p)
return p
}
abstract fun createProduct(owner: String): Product
abstract fun registerProduct(product: Product)
}
abstract class Product {
abstract fun use()
}
IDCard.kt
package idcard
import framework.Factory
import framework.Product
class IDCard internal constructor(private val owner: String) : Product() {
init {
println("${owner}のカードを作ります")
}
override fun use() {
println("${owner}のカードを使います")
}
fun getOwner() = owner
}
class IDCardFactory : Factory() {
private val owners = arrayListOf<String>()
override fun createProduct(owner: String): Product {
return IDCard(owner)
}
override fun registerProduct(product: Product) {
owners.add((product as IDCard).getOwner())
}
fun getOwner() = owners
}
hyuki@hyuki.com This software is provided ‘as-is’, without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions: 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 3. This notice may not be removed or altered from any source distribution.
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