[英]Slick 3.0 Connection to MySQL with connection pool enabled
我有以下application.conf
mysql {
driver = "com.mysql.jdbc.Driver"
url = "jdbc:mysql://myserver:3306/mydb"
user = "foo"
password = "bar"
keepAliveConnection = true
connectionPool = enabled
}
当我执行Database.forConfig("mysql")
出现异常
java.lang.ClassNotFoundException: enabled
at java.lang.ClassLoader.findClass(ClassLoader.java:530)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at slick.util.ClassLoaderUtil$$anon$1.loadClass(ClassLoaderUtil.scala:17)
at slick.jdbc.JdbcDataSource$.loadFactory$1(JdbcDataSource.scala:37)
at slick.jdbc.JdbcDataSource$.forConfig(JdbcDataSource.scala:46)
at slick.jdbc.JdbcBackend$DatabaseFactoryDef.forConfig(JdbcBackend.scala:288)
at slick.jdbc.JdbcBackend$DatabaseFactoryDef.forConfig$(JdbcBackend.scala:285)
at slick.jdbc.JdbcBackend$$anon$3.forConfig(JdbcBackend.scala:33)
at com.abhi.CodeGen$.delayedEndpoint$com$abhi$CodeGen$1(CodeGen.scala:25)
at com.abhi.CodeGen$delayedInit$body.apply(CodeGen.scala:15)
at scala.Function0.apply$mcV$sp(Function0.scala:34)
at scala.Function0.apply$mcV$sp$(Function0.scala:34)
如果我将配置更改为
mysql {
driver = "com.mysql.jdbc.Driver"
url = "jdbc:mysql://myserver:3306/mydb"
user = "foo"
password = "bar"
keepAliveConnection = true
connectionPool = disabled
}
然后一切正常。
但是,如果我尝试在启用了连接池的情况下建立连接,为什么会得到这个奇怪的错误消息?
编辑:这是我的build.sbt
"com.typesafe.slick" %% "slick" % "3.2.0",
"com.typesafe.slick" %% "slick-codegen" % "3.2.0",
"mysql" % "mysql-connector-java" % "5.1.38",
"com.zaxxer" % "HikariCP" % "2.6.3"
可能您没有依赖某些实现池的jar的classpath,例如Hikari。 设置连接池的可能重复项使Slick 3.0崩溃
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