3.2 Service Description

Following is the HelloWorld.wsdl located in your <installdir>\tutorials\webservices\HelloWorld directory.

<?xml version="1.0"?>
<definitions name="HelloWorldService" 
xmlns:tns="http://www.roguewave.com/webservice/examples/HelloWorld.wsdl"   
targetNamespace="http://www.roguewave.com/webservice/examples/HelloWorld.wsdl" 
xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" 
xmlns="http://schemas.xmlsoap.org/wsdl/">
  <message name="HelloRequest">                                          //1 
    <part name="hellorequest" type="xsd:string"/>
  </message>
  <message name="HelloResponse">
    <part name="return" type="xsd:string"/>
  </message>
  <portType name="GreetingPortType">                                     //2
    <operation name="sayHello">
      <input message="tns:HelloRequest" />
      <output message="tns:HelloResponse" />
    </operation>
  </portType>
  <binding name="GreetingBinding" type="tns:GreetingPortType">           //3
    <soap:binding style="rpc" 
                transport="http://schemas.xmlsoap.org/soap/http"/>
    <operation name="sayHello">
      <soap:operation soapAction="say_hello"/>
      <input>
        <soap:body use="encoded" namespace="hello" 
                 encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"/>
      </input>
      <output>
        <soap:body use="encoded" namespace="hello" 
                 encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"/>
      </output>
    </operation>
  </binding>
  <service name="GreetingService">                                       //4
    <documentation>Basic Hello World Service.</documentation>
    <port name="GreetingPort" binding="tns:GreetingBinding">
      <soap:address location="http://localhost:8090/helloworld/HelloWorld"/>
    </port>
  </service>
</definitions>

Table 1: WSDL description for the HelloWorldService

<Definitions>: The HelloWorldService
//1 
Abstract Details
<message> 
name=HelloRequest 
name=HelloResponse  

//2 
 
<portType> 
name=GreetingPortType 
Consists of sayHello request-response operation with 
input message HelloRequest and 
output message HelloResponse 

//3 
Concrete Details
<binding> 
name=GreetingBinding 
Specifies either an HTTP or HTTPS SOAP transport protocol

//4 
 
<service> 
name = GreetingService  
Specifies concrete port and binding. Port includes a concrete address for invoking the HelloWorldService at 
http://localhost:8090/helloworld/HelloWorld 

The operation sayHello receives a message containing an XML Schema string. The operation then returns a message containing an XML Schema string that holds the string, "Hello World!"

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