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Consume a web service from another web service
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created by <a href="https://community.jboss.org/people/florentine">florentine</a> in <i>JBoss Web Services Development</i> - <a href="https://community.jboss.org/message/724513#724513">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi all,</p><p>I'm new to the web service world so I apologize for my naive question. </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I created a very basic web service that I am able to successfully call from a web client. What I want to do now is to create a second web service that uses the service exposed by the first one to provide its own functionality. </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>These are my classes/web services:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>HelloWorld.java (External Web Service)</strong></p><p>{code}</p><p>package hw1;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.jws.WebService;</p><p>import javax.jws.WebMethod;</p><p>import javax.jws.soap.SOAPBinding;</p><p>import javax.jws.soap.SOAPBinding.Style;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@WebService</p><p>@SOAPBinding(style = Style.RPC)</p><p>public interface HelloWorld {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @WebMethod String getHiWorld();</p><p>}</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>HelloWorldImpl.java </strong></p><p>{code}</p><p>package hw1;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import hw2.HelloWorld2;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.jws.WebMethod;</p><p>import javax.jws.WebService;</p><p>import javax.xml.ws.WebServiceRef;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@WebService(serviceName = "HelloWorldService", name = "HelloWorld")</p><p>public class HelloWorldImpl implements HelloWorld {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @WebServiceRef(type = HelloWorld2.class)</p><p><span style="color: #ff0000;">    private HelloWorld2Service service;</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @Override</p><p>    @WebMethod</p><p>    public String getHiWorld() {</p><p><span style="color: #ff0000;">        HelloWorld2 port = service.getHelloWorld2Port();</span></p><p>        return "Hi World" + port.getHiWorld();</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>}</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>HelloWorld2.java (Internal Web Service)</strong></p><p><br/>{code}</p><p>package hw2;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.jws.WebService;</p><p>import javax.jws.WebMethod;</p><p>import javax.jws.soap.SOAPBinding;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@WebService</p><p>@SOAPBinding(style=SOAPBinding.Style.RPC)</p><p>public interface HelloWorld2 {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @WebMethod String getHiWorld();</p><p>} </p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><strong>HelloWorld2Impl.java </strong></p><p>{code}</p><p>package hw2;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.jws.WebMethod;</p><p>import javax.jws.WebService;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@WebService(serviceName="HelloWorld2Service", name="HelloWorld2")    </p><p>public class HelloWorld2Impl implements HelloWorld2 {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    @Override</p><p>    @WebMethod</p><p>    public String getHiWorld() {</p><p>            return " again!";</p><p>        </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    }</p><p>    </p><p>public HelloWorld2Impl (){}</p><p>}</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The error I get is that in HelloWorld.java, the HelloWorld2Service cannot be resolved to a type. </p><p>I am developing with Eclipse Indigo, I'm using JBOSS 7 AS, and I have the Java 1.7 installed on my pc.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks in advance for any help or hint you can provide.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Filippo</p></div>
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