EchoStringParamDocument paraDoc = null;
String str = "String Parameter";
public void testEchoString() throws Exception{
stub = new RetHeaderPortTypeStub();
h2 = Header2.Factory.newInstance();
h2.setInt(456);
h2.setString("Header2 para");
h2Doc = Header2Document.Factory.newInstance();
h2Doc.setHeader2(h2);