3. Ejemplo de WSDL

<definitions name=“PrecioProd“

 targetNamespace="http://example.com/stockquote.wsdl"

 xmlns:tns="http://example.com/stockquote.wsdl"

 xmlns:xsd1="http://example.com/stockquote.xsd"

 xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/"

 xmlns="http://schemas.xmlsoap.org/wsdl/">

 <types>

  <schema targetNamespace="http://example.com/stockquote.xsd"

   xmlns="http://www.w3.org/2000/10/XMLSchema">

   <element name="SolPrecioProd">

    <complexType>

     <all>

      <element name="productoId" type="decimal"/>

     </all>

    </complexType>

   </element>

   <element name="PrecioProd">

    <complexType>

     <all>

      <element name="precio" type="float"/>

     </all>

    </complexType>

   </element>

  </schema>

 </types>

 <message name="InputGetPrecioProd">

  <part name="body" element="xsd1:SolPrecioProd"/>

 </message>

 <message name="OutputGetPrecioProd">

  <part name="body" element="xsd1:PrecioProd"/>

 </message>

 <portType name="PortTypePrecioProd">

  <operation name="GetPrecioProd">

   <input message="tns:InputGetPrecioProd"/>

   <output message="tns:OutputGetPrecioProd"/>

  </operation>

 </portType>

 <binding name="BindPrecioProdSoap" type="tns:PortTypePrecioProd">

  <soap:binding style="document" transport="http://schemas.xmlsoap.org/soap/http"/>

  <operation name="GetPrecioProd">

   <soap:operation soapAction="http://example.com/GetPrecioProd"/>

   <input>

    <soap:body use="literal"/>

   </input>

   <output>

    <soap:body use="literal"/>

   </output>

  </operation>

 </binding>

 <service name="ServPrecioProd">

  <documentation>Devuelve el precio de un producto.</documentation>

  <port name="PuertoPrecioProd" binding="tns:BindPrecioProdSoap">

   <soap:address location="http://example.com/precioprod"/>

  </port>

 </service>

</definitions>