public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException {
String retval = "<html> <H4>";
try {
// Create a message factory.
MessageFactory mf = MessageFactory.newInstance();
// Create a message from the message factory.
SOAPMessage msg = mf.createMessage();
// Message creation takes care of creating the SOAPPart - a
// required part of the message as per the SOAP 1.1
// specification.
SOAPPart sp = msg.getSOAPPart();
// Retrieve the envelope from the soap part to start building
// the soap message.
SOAPEnvelope envelope = sp.getEnvelope();
// Create a soap header from the envelope.
SOAPHeader hdr = envelope.getHeader();
// Create a soap body from the envelope.
SOAPBody bdy = envelope.getBody();
// Add a soap body element to the soap body
SOAPBodyElement gltp =
bdy.addBodyElement(
envelope.createName("GetLastTradePrice", "ztrade", "http://wombat.ztrade.com"));
gltp.addChildElement(envelope.createName("symbol", "ztrade", "http://wombat.ztrade.com"))
.addTextNode("SUNW");
StringBuffer urlSB = new StringBuffer();
urlSB.append(req.getScheme()).append("://").append(req.getServerName());
urlSB.append(":").append(req.getServerPort()).append(req.getContextPath());
String reqBase = urlSB.toString();
if (data == null) {
data = reqBase + "/index.html";
}
// Want to set an attachment from the following url.
// Get context
URL url = new URL(data);
AttachmentPart ap = msg.createAttachmentPart(new DataHandler(url));
ap.setContentType("text/html");
// Add the attachment part to the message.
msg.addAttachmentPart(ap);
// Create an endpoint for the recipient of the message.
if (to == null) {
to = reqBase + "/receiver";
}
URL urlEndpoint = new URL(to);
System.err.println("Sending message to URL: " + urlEndpoint);
System.err.println("Sent message is logged in \"sent.msg\"");
retval += " Sent message (check \"sent.msg\") and ";
FileOutputStream sentFile = new FileOutputStream("sent.msg");
msg.writeTo(sentFile);
sentFile.close();
// Send the message to the provider using the connection.
SOAPMessage reply = con.call(msg, urlEndpoint);
if (reply != null) {
FileOutputStream replyFile = new FileOutputStream("reply.msg");
reply.writeTo(replyFile);
replyFile.close();
System.err.println("Reply logged in \"reply.msg\"");
retval += " received reply (check \"reply.msg\").</H4> </html>";
} else {
System.err.println("No reply");
retval += " no reply was received. </H4> </html>";
}
} catch (Throwable e) {
e.printStackTrace();
logger.severe("Error in constructing or sending message " + e.getMessage());
retval += " There was an error " + "in constructing or sending message. </H4> </html>";
}
try {
OutputStream os = resp.getOutputStream();
os.write(retval.getBytes());
os.flush();
os.close();
} catch (IOException e) {
e.printStackTrace();
logger.severe("Error in outputting servlet response " + e.getMessage());
}
}
public SOAPBody getSOAPBody() throws SOAPException {
return mSOAPPart.getEnvelope().getBody();
}
public SOAPHeader getSOAPHeader() throws SOAPException {
return mSOAPPart.getEnvelope().getHeader();
}
public boolean handleMessage(SOAPMessageContext smc) {
Boolean outbound = (Boolean) smc.get(MessageContext.MESSAGE_OUTBOUND_PROPERTY);
if (outbound) {
// outbound message
// *** #8 ***
// get token from response context
String propertyValue = (String) smc.get(RESPONSE_PROPERTY);
System.out.printf("%s received '%s'%n", CLASS_NAME, propertyValue);
// put token in response SOAP header
try {
// get SOAP envelope
SOAPMessage msg = smc.getMessage();
SOAPPart sp = msg.getSOAPPart();
SOAPEnvelope se = sp.getEnvelope();
// add header
SOAPHeader sh = se.getHeader();
if (sh == null) sh = se.addHeader();
// add header element (name, namespace prefix, namespace)
Name name = se.createName(RESPONSE_HEADER, "e", RESPONSE_NS);
SOAPHeaderElement element = sh.addHeaderElement(name);
// *** #9 ***
// add header element value
String newValue = propertyValue + "," + TOKEN;
element.addTextNode(newValue);
System.out.printf("%s put token '%s' on response message header%n", CLASS_NAME, TOKEN);
} catch (SOAPException e) {
System.out.printf("Failed to add SOAP header because of %s%n", e);
}
} else {
// inbound message
// get token from request SOAP header
try {
// get SOAP envelope header
SOAPMessage msg = smc.getMessage();
SOAPPart sp = msg.getSOAPPart();
SOAPEnvelope se = sp.getEnvelope();
SOAPHeader sh = se.getHeader();
// check header
if (sh == null) {
System.out.println("Header not found.");
return true;
}
// get Ticket header element
Name nameTicket = se.createName(REQUEST_TICKET_HEADER, "e", REQUEST_NS);
Iterator it = sh.getChildElements(nameTicket);
// check header element
if (!it.hasNext()) {
System.out.printf("Header element %s not found.%n", REQUEST_TICKET_HEADER);
return true;
}
SOAPElement elementTicket = (SOAPElement) it.next();
// *** #4 ***
// get header element value
String headerTicketValue = elementTicket.getValue();
System.out.printf("%s got '%s'%n", CLASS_NAME, headerTicketValue);
// *** #5 ***
// put Ticket token in request context
System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, headerTicketValue);
smc.put(REQUEST_TICKET_PROPERTY, headerTicketValue);
// set property scope to application so that server class can access property
smc.setScope(REQUEST_TICKET_PROPERTY, Scope.APPLICATION);
// get Author header element
Name nameAuthor = se.createName(REQUEST_AUTHOR_HEADER, "e", REQUEST_NS);
Iterator itAuthor = sh.getChildElements(nameAuthor);
// check header element
if (!itAuthor.hasNext()) {
System.out.printf("Header element %s not found.%n", REQUEST_AUTHOR_HEADER);
return true;
}
SOAPElement elementAuthor = (SOAPElement) itAuthor.next();
// *** #4 ***
// get Author header element value
String headerAuthorValue = elementAuthor.getValue();
System.out.printf("%s got '%s'%n", CLASS_NAME, headerAuthorValue);
// *** #5 ***
// put Author token in request context
System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, headerAuthorValue);
smc.put(REQUEST_AUTHOR_PROPERTY, headerAuthorValue);
// set property scope to application so that server class can access property
smc.setScope(REQUEST_AUTHOR_PROPERTY, Scope.APPLICATION);
// MAC
// get MAC header element
Name nameMac = se.createName(REQUEST_MAC_HEADER, "e", REQUEST_NS);
Iterator itMac = sh.getChildElements(nameAuthor);
// check header element
if (!itMac.hasNext()) {
System.out.printf("Header element %s not found.%n", REQUEST_MAC_HEADER);
return true;
}
SOAPElement elementMac = (SOAPElement) itMac.next();
// *** #4 ***
// get MAC header element value
String headerMacValue = elementMac.getTextContent();
System.out.printf("%s got '%s'%n", CLASS_NAME, headerMacValue);
// *** #5 ***
// put MAC token in request context
System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, headerMacValue);
smc.put(REQUEST_MAC_PROPERTY, headerMacValue);
// set property scope to application so that server class can access property
smc.setScope(REQUEST_MAC_PROPERTY, Scope.APPLICATION);
String bodyValue = se.getBody().getTextContent();
// *** #5 ***
// put Body token in request context
System.out.printf("%s put token '%s' on request context%n", CLASS_NAME, bodyValue);
smc.put(REQUEST_BODY_PROPERTY, bodyValue);
// set property scope to application so that server class can access property
smc.setScope(REQUEST_BODY_PROPERTY, Scope.APPLICATION);
msg.writeTo(System.out);
} catch (SOAPException e) {
System.out.printf("Failed to get SOAP header because of %s%n", e);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return true;
}