在我从事的Scala项目中,我们有一个API可以像这样早期导入全局执行上下文
import scala.concurrent.ExecutionContext.Implicits.global
稍后,我创建一个需要上述执行上下文的UserStorageService。我试图将Spring Annotations引入到我的应用程序中,但是我却陷入了如何处理执行上下文的困境。如何自动连接隐式变量?我已经尝试过此]
class UserStorageService(
@Qualifier("userdb") val databaseConnector: DatabaseConnector
)(implicit executionContext: ExecutionContext) extends UserStorageTable {
我正在尝试成为]
private val userStorageService = appContext.getBean(classOf[UserStorageService])
导致
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException:
No qualifying bean of type 'scala.concurrent.ExecutionContext' available:
expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {}
[在一个我从事的Scala项目中,我们有一个API,它像早期那样导入了全局执行上下文,例如import scala.concurrent.ExecutionContext.Implicits.global,我后来创建了一个UserStorageService ...] >>
import scala.concurrent.ExecutionContext;
import scala.concurrent.ExecutionContext$;
并且在您的配置(@Configuration
)中添加此
@Bean
public ExecutionContext getExecutionContext() {
return ExecutionContext$.MODULE$.global();
}
[ExecutionContext
bean将被添加到Spring上下文中。