scala – 与play.api.db.DBApi的绑定已经配置,演化和注射器错误
发布时间:2020-12-16 09:13:43 所属栏目:安全 来源:网络整理
导读:我想介绍光滑到我的播放项目,所以我添加以下依赖关系到build.sbt: "com.typesafe.play" %% "play-slick" % "1.0.1" withSources(),"com.typesafe.play" %% "play-slick-evolutions" % "1.0.1" withSources(), 然后,当我运行控制器的集成规范时,我在Intellij
我想介绍光滑到我的播放项目,所以我添加以下依赖关系到build.sbt:
"com.typesafe.play" %% "play-slick" % "1.0.1" withSources(),"com.typesafe.play" %% "play-slick-evolutions" % "1.0.1" withSources(), 然后,当我运行控制器的集成规范时,我在Intellij IDE和命令行激活器测试中得到以下异常. Google找到解决方案之后:https://www.playframework.com/documentation/2.4.x/PlaySlickFAQ#A-binding-to-play.api.db.DBApi-was-already-configured 在我删除了jdbc依赖关系后,当我使用命令行时,集成规范已经通过,但是当我在Intellij IDE上运行测试时,我仍然遇到相同的错误: 1) A binding to play.api.db.DBApi was already configured at play.api.db.DBModule.bindings(DBModule.scala:25): Binding(interface play.api.db.DBApi to ProviderConstructionTarget(class play.api.db.DBApiProvider)) (via modules: com.google.inject.util.Modules$OverrideModule -> play.api.inject.guice.GuiceableModuleConversions$$anon$1). at play.api.db.slick.evolutions.EvolutionsModule.bindings(EvolutionsModule.scala:15): Binding(interface play.api.db.DBApi to ConstructionTarget(class play.api.db.slick.evolutions.internal.DBApiAdapter) in interface javax.inject.Singleton) (via modules: com.google.inject.util.Modules$OverrideModule -> play.api.inject.guice.GuiceableModuleConversions$$anon$1) 1 error com.google.inject.CreationException: Unable to create injector,see the following errors: 1) A binding to play.api.db.DBApi was already configured at play.api.db.DBModule.bindings(DBModule.scala:25): Binding(interface play.api.db.DBApi to ProviderConstructionTarget(class play.api.db.DBApiProvider)) (via modules: com.google.inject.util.Modules$OverrideModule -> play.api.inject.guice.GuiceableModuleConversions$$anon$1). at play.api.db.slick.evolutions.EvolutionsModule.bindings(EvolutionsModule.scala:15): Binding(interface play.api.db.DBApi to ConstructionTarget(class play.api.db.slick.evolutions.internal.DBApiAdapter) in interface javax.inject.Singleton) (via modules: com.google.inject.util.Modules$OverrideModule -> play.api.inject.guice.GuiceableModuleConversions$$anon$1) 1 error at com.google.inject.internal.Errors.throwCreationExceptionIfErrorsExist(Errors.java:466) at com.google.inject.internal.InternalInjectorCreator.initializeStatically(InternalInjectorCreator.java:155) at com.google.inject.internal.InternalInjectorCreator.build(InternalInjectorCreator.java:107) at com.google.inject.Guice.createInjector(Guice.java:96) at com.google.inject.Guice.createInjector(Guice.java:73) at com.google.inject.Guice.createInjector(Guice.java:62) at play.api.inject.guice.GuiceBuilder.injector(GuiceInjectorBuilder.scala:126) at play.api.inject.guice.GuiceApplicationBuilder.build(GuiceApplicationBuilder.scala:93) at play.api.test.FakeApplication.<init>(Fakes.scala:216) at org.scalatestplus.play.OneServerPerSuite$class.app(OneServerPerSuite.scala:152) 解决方法
如果你像我一样,你的build.sbt中有这样的东西
libraryDependencies ++= Seq( jdbc,cache,ws,specs2 % Test,"mysql" % "mysql-connector-java" % "5.1.37","com.typesafe.play" %% "play-slick" % "1.1.1","com.typesafe.play" %% "play-slick-evolutions" % "1.1.1" ) 删除jdbc libraryDependencies ++= Seq( //jdbc,//<<---- this one here cache, (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |