remove unreachable error response logic

src/main/scala/controllers/ApiHelpController.scala

@@ -21,44 +21,13 @@ import io.swagger.core.filter.SpecFilter
 import io.swagger.models.Swagger
 import io.swagger.util.Json
 import javax.inject.Inject
-import javax.xml.bind.annotation._
 import play.api.Logger
 import play.api.http.ContentTypes
 import play.api.mvc._
 import play.modules.swagger.SwaggerPlugin
 
 import scala.jdk.CollectionConverters._
 
-object ErrorResponse {
-  val ERROR = 1
-  val WARNING = 2
-  val INFO = 3
-  val OK = 4
-  val TOO_BUSY = 5
-}
-
-class ErrorResponse(@XmlElement var code: Int, @XmlElement var message: String) {
-  def this() = this(0, null)
-
-  @XmlTransient
-  def getCode: Int = code
-
-  def setCode(code: Int) = this.code = code
-
-  def getType: String = code match {
-    case ErrorResponse.ERROR => "error"
-    case ErrorResponse.WARNING => "warning"
-    case ErrorResponse.INFO => "info"
-    case ErrorResponse.OK => "ok"
-    case ErrorResponse.TOO_BUSY => "too busy"
-    case _ => "unknown"
-  }
-
-  def getMessage: String = message
-
-  def setMessage(message: String) = this.message = message
-}
-
 class ApiHelpController @Inject() (components: ControllerComponents, val swaggerPlugin: SwaggerPlugin)
   extends AbstractController(components) with SwaggerBaseApiController {
 
@@ -73,13 +42,7 @@ class ApiHelpController @Inject() (components: ControllerComponents, val swagger
     val host: String = swaggerPlugin.config.host
     val apiListing: Swagger = getApiListing(path, host)
     val response: String = toJsonString(apiListing)
-    Option(response) match {
-      case Some(help) => returnValue(help)
-      case None =>
-        val msg = new ErrorResponse(500, "api listing for path " + path + " not found")
-        Logger("swagger").error(msg.message)
-        InternalServerError(ByteString(toJsonString(msg))).as(JSON)
-    }
+    returnValue(response)
   }
 }