Create java.util.Date TypeMapper. And add the currentDate method.

src/main/scala/model/Functions.scala

@@ -0,0 +1,17 @@
+package model
+
+import scala.slick.lifted.MappedTypeMapper
+
+protected[model] trait Functions {
+  // java.util.Date TypeMapper
+  implicit val dateTypeMapper = MappedTypeMapper.base[java.util.Date, java.sql.Timestamp](
+      d => new java.sql.Timestamp(d.getTime),
+      t => new java.util.Date(t.getTime)
+  )
+
+  /**
+   * Returns system date.
+   */
+  def currentDate = new java.util.Date()
+
+}