Dmitry Jemerov
20 lines
390 B
Kotlin
20 lines
390 B
Kotlin
public interface LoggerAware {
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public val logger: StringBuilder
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}
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public abstract class HttpServer(): LoggerAware {
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public fun start() {
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logger.append("OK")
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}
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}
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public class MyHttpServer(): HttpServer() {
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public override val logger = StringBuilder()
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}
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fun box(): String {
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val server = MyHttpServer()
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server.start()
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return server.logger.toString()!!
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}
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