WSDL

1 개요[ | ]

Web Services Description Language (WSDL)
웹서비스 기술 언어 (위즈들), 위즈덜 /ˈwɪz dəl/
웹서비스의 내용을 기술하는 언어
서비스 제공 장소, 서비스 메시지 포맷, 프로토콜 등을 기술함
XML 기반
2 예시[ | ]

<?xml version="1.0" encoding="UTF-8"?>
<description xmlns="http://www.w3.org/ns/wsdl" 
             xmlns:tns="http://www.example.com/wsdl20sample" 
             xmlns:whttp="http://www.w3.org/ns/wsdl/http"
             xmlns:wsoap="http://www.w3.org/ns/wsdl/soap"
             targetNamespace="http://www.example.com/wsdl20sample">


<!-- Abstract types -->
   <types>
      <xs:schema xmlns="http://www.example.com/wsdl20sample"
                 xmlns:xs="http://www.w3.org/2001/XMLSchema" 
                 targetNamespace="http://www.example.com/wsdl20sample">
                 
         <xs:element name="request">
            <xs:complexType>
               <xs:sequence>
                  <xs:element name="header" maxOccurs="unbounded">
                     <xs:complexType>
                        <xs:simpleContent>
                           <xs:extension base="xs:string">
                              <xs:attribute name="name" type="xs:string" use="required"/>
                           </xs:extension>
                        </xs:simpleContent>
                     </xs:complexType>
                  </xs:element>
                  <xs:element name="body" type="xs:anyType" minOccurs="0"/>
               </xs:sequence>
               <xs:attribute name="method" type="xs:string" use="required"/>
               <xs:attribute name="uri" type="xs:anyURI" use="required"/>
            </xs:complexType>
         </xs:element>
         
         <xs:element name="response">
            <xs:complexType>
               <xs:sequence>
                  <xs:element name="header" maxOccurs="unbounded">
                     <xs:complexType>
                        <xs:simpleContent>
                           <xs:extension base="xs:string">
                              <xs:attribute name="name" type="xs:string" use="required"/>
                           </xs:extension>
                        </xs:simpleContent>
                     </xs:complexType>
                  </xs:element>
                  <xs:element name="body" type="xs:anyType" minOccurs="0"/>
               </xs:sequence>
               <xs:attribute name="status-code" type="xs:anySimpleType" use="required"/>
               <xs:attribute name="response-phrase" use="required"/>
            </xs:complexType>
         </xs:element>
      </xs:schema>
   </types>


<!-- Abstract interfaces -->
   <interface name="RESTfulInterface">
      <fault name="ClientError" element="tns:response"/>
      <fault name="ServerError" element="tns:response"/>
      <fault name="Redirection" element="tns:response"/>
      <operation name="Get" pattern="http://www.w3.org/ns/wsdl/in-out">
         <input messageLabel="GetMsg" element="tns:request"/>
         <output messageLabel="SuccessfulMsg" element="tns:response"/>
      </operation>
      <operation name="Post" pattern="http://www.w3.org/ns/wsdl/in-out">
         <input messageLabel="PostMsg" element="tns:request"/>
         <output messageLabel="SuccessfulMsg" element="tns:response"/>
      </operation>
      <operation name="Put" pattern="http://www.w3.org/ns/wsdl/in-out">
         <input messageLabel="PutMsg" element="tns:request"/>
         <output messageLabel="SuccessfulMsg" element="tns:response"/>
      </operation>
      <operation name="Delete" pattern="http://www.w3.org/ns/wsdl/in-out">
         <input messageLabel="DeleteMsg" element="tns:request"/>
         <output messageLabel="SuccessfulMsg" element="tns:response"/>
      </operation>
   </interface>



<!-- Concrete Binding Over HTTP -->
   <binding name="RESTfulInterfaceHttpBinding" interface="tns:RESTfulInterface" 
            type="http://www.w3.org/ns/wsdl/http">
      <operation ref="tns:Get" whttp:method="GET"/>
      <operation ref="tns:Post" whttp:method="POST" 
                 whttp:inputSerialization="application/x-www-form-urlencoded"/>
      <operation ref="tns:Put" whttp:method="PUT" 
                 whttp:inputSerialization="application/x-www-form-urlencoded"/>
      <operation ref="tns:Delete" whttp:method="DELETE"/>
   </binding>
   
<!-- Concrete Binding with SOAP-->
   <binding name="RESTfulInterfaceSoapBinding" interface="tns:RESTfulInterface" 
            type="http://www.w3.org/ns/wsdl/soap" 
            wsoap:protocol="http://www.w3.org/2003/05/soap/bindings/HTTP/"
            wsoap:mepDefault="http://www.w3.org/2003/05/soap/mep/request-response">
      <operation ref="tns:Get" />
      <operation ref="tns:Post" />
      <operation ref="tns:Put" />
      <operation ref="tns:Delete" />
   </binding>
   

<!-- Web Service offering endpoints for both the bindings-->
   <service name="RESTfulService" interface="tns:RESTfulInterface">
      <endpoint name="RESTfulServiceRestEndpoint" 
                binding="tns:RESTfulInterfaceHttpBinding" 
                address="http://www.example.com/rest/"/>
      <endpoint name="RESTfulServiceSoapEndpoint" 
                binding="tns:RESTfulInterfaceSoapBinding" 
                address="http://www.example.com/soap/"/>
   </service>
</description>
3 같이 보기[ | ]

4 참고[ | ]

영어 위키백과 "Web Services Description Language"