1. Invoke Add Web Service action on Web Services node in Services tab.
2. Select Local File and fill in the path to a file with the following file.
3. Press OK
   => SOAP web service is registered instead of REST web service

Content of the file:

<?xml version = '1.0' encoding = 'UTF-8'?>
<application xmlns:soa="http://www.oracle.com/soa/rest" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:top="http://xmlns.oracle.com/pcbpel/adapter/db/top/FlightInfoDBService" xmlns="http://wadl.dev.java.net/2009/02">
   <doc title="FlightPlanRestService">FlightPlanRestService</doc>
   <grammars>
      <schema xmlns="http://www.w3.org/2001/XMLSchema">
            <import namespace="http://xmlns.oracle.com/pcbpel/adapter/db/top/FlightInfoDBService" schemaLocation="FlightInfoDBService_table.xsd"/>
        </schema>
   </grammars>
   <resources base="">
      <resource path="/">
         <method name="GET" soa:wsdlOperation="FlightInfoDBServiceSelect">
            <request>
               <param name="state" style="query" soa:expression="$msg.FlightInfoDBServiceSelect_inputParameters/top:state" default="OUTBOUND" type="xsd:string"/>
               <param name="minutesPre" style="query" soa:expression="$msg.FlightInfoDBServiceSelect_inputParameters/top:minutesPre" default="30" type="xsd:string"/>
               <param name="minutesPost" style="query" soa:expression="$msg.FlightInfoDBServiceSelect_inputParameters/top:minutesPost" default="60" type="xsd:string"/>
               <param name="direction" style="query" soa:expression="$msg.FlightInfoDBServiceSelect_inputParameters/top:direction" default="DEPART" type="xsd:string"/>
            </request>
            <response status="200">
               <representation mediaType="application/json" element="cns:VFlightplanCollection" xmlns:cns="http://xmlns.oracle.com/pcbpel/adapter/db/top/FlightInfoDBService"/>
            </response>
         </method>
      </resource>
   </resources>
</application>