Please find my client code below.
public static void main (String args []) {
        SequenceRetrieveClient client = new SequenceRetrieveClient();
        SequenceRetrievePortType wSTestPortType = client.getSequenceRetrieveHttpPort();
        try{
                 System.out.println(“Sequence String :”+ wSTestPortType.getSequenceString(“15386”));
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
I got below exception 
Exception in thread “main” java.lang.NoClassDefFoundError: org/apache/commons/httpclient/Credentials
    at java.lang.Class.getDeclaredConstructors0(Native Method)
    at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
    at java.lang.Class.getConstructor0(Unknown Source)
    at java.lang.Class.getConstructor(Unknown Source)
    at org.codehaus.xfire.transport.http.HttpChannel.sendViaClient(HttpChannel.java:108)
    at org.codehaus.xfire.transport.http.HttpChannel.send(HttpChannel.java:48)
    at org.codehaus.xfire.handler.OutMessageSender.invoke(OutMessageSender.java:26)
    at org.codehaus.xfire.handler.HandlerPipeline.invoke(HandlerPipeline.java:131)
    at org.codehaus.xfire.client.Invocation.invoke(Invocation.java:79)
    at org.codehaus.xfire.client.Invocation.invoke(Invocation.java:114)
    at org.codehaus.xfire.client.Client.invoke(Client.java:336)
    at org.codehaus.xfire.client.XFireProxy.handleRequest(XFireProxy.java:77)
    at org.codehaus.xfire.client.XFireProxy.invoke(XFireProxy.java:57)
    at $Proxy12.getSequenceString(Unknown Source)
    at com.pfizer.ri.sequenceapi.service.SequenceRetrieveClient.main(SequenceRetrieveClient.java:98)
I am using MyEclipse 6.0.
Any help would be appreciated.
Thanks,
Kuls