我是Scala和Lift的新手 . 试图创建简单的休息服务 .
这是我的用户对象:
object User extends MongoDocumentMeta[User]{
override def collectionName = "users"
override def formats = super.formats + new ObjectIdSerializer + new DateSerializer
}
case class User(_id: ObjectId, login: String, email: String, password: String, created: Date) extends MongoDocument[User] {
def meta = User
}
这是一项休息服务:
object users extends RestHelper {
serve {
case "users" :: Nil JsonGet _ => Extraction.decompose(User.findAll)
case "users" :: userId :: Nil JsonGet _ => Extraction.decompose(User.find(userId))
}
}
在 GET http://localhost:8080/users
请求它返回
访问/用户有问题 . 原因:
scala/reflect/Manifest$
引起:
java.lang.NoClassDefFoundError:scala / reflect / Manifest $ at net.liftweb.mongodb.JObjectParser $$ anon $ 1.(JObjectParser.scala:39)at net.liftweb.mongodb.JObjectParser $ . (JObjectParser.scala:39) at net.liftweb.mongodb.JObjectParser $ . (JObjectParser.scala)at net.liftweb.mongodb.MongoDocumentMeta $ class.create(MongoDocument.scala:55)at code.model.User $ .create(User.scala:16)在net.liftweb.mongodb.MongoDocumentMeta $$ anonfun $ findAll $ 1 $$ anonfun $ apply $ 1.apply(MongoDocument.scala:111)at net.liftweb.mongodb.MongoDocumentMeta $$ anonfun $ findAll $ 1 $$ anonfun $ apply $ 1 . 申请(MongoDocument.scala:111)at scala.collection.Aterator $ anon $ 11.next(Iterator.scala:328)at scala.collection.Iterator $ class.foreach(Iterator.scala:727)at scala.collection.AbstractIterator .foreach(Iterator.scala:1156)...
哪里弄错了?