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package cake
trait HasLogger extends cake.services.HasLogger {
type LoggerType = Logger
class Logger(logFileName: String) extends cake.logger.FileLogger(logFileName) with ILogger
}
trait HasDatabase extends cake.services.HasDatabase {
type DatabaseType = Database
class Database protected (dsn: String, username: String, password: String) extends cake.database.DBI(dsn, username, password) with IDatabase
object Database {
def connect(dsn: String, username: String, password: String) =
new Database(dsn, username, password)
}
}
trait HasApplication extends cake.services.HasApplication {
this: cake.HasLogger with cake.HasDatabase =>
type ApplicationType = Application
class Application extends cake.application.Application(logger, database) with IApplication
}
class Container (
logFileName: String = "out.log",
dsn: String = "dbi:mysql:myapp",
username: String = "doy",
password: String = "blah"
) extends HasApplication with HasLogger with HasDatabase {
lazy val application = new Application
lazy val logger = new Logger(logFileName)
lazy val database = Database.connect(dsn, username, password)
}
object MyApp extends Application {
val container1 = new Container
println("running container 1")
container1.application.run
println("done with container 1")
val container2 = new Container(logFileName = "other.log")
println("running container 2")
container2.application.run
println("done with container 2")
val container3 = new Container(
dsn = "dbi:SQLite::memory:",
username = "",
password = ""
)
println("running container 3")
container3.application.run
println("done with container 3")
}
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