public class Relector extends HttpServlet {
ResourceBundle res = ResourceBundle.getBundle("XMLReflection");
/**
* Process incoming HTTP GET requests
*
* @param request Object that encapsulates the request to the servlet
* @param response Object that encapsulates the response from the servlet
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws javax.servlet.ServletException, IOException {
performTask(request, response);
}
/**
* Process incoming HTTP POST requests
*
* @param request Object that encapsulates the request to the servlet
* @param response Object that encapsulates the response from the servlet
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
performTask(request, response);
}
/**
* Process incoming HTTP POST requests
*
* @param request Object that encapsulates the request to the servlet
* @param response Object that encapsulates the response from the servlet
*/
public void performTask(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
String service = getServiceName(request);
PrintWriter out = null;
out = response.getWriter();
out.write(res.getString(service));
out.flush();
out.close();
} catch (Throwable t) {
}
}
private String getServiceName(HttpServletRequest request) {
String name = (String) request.getAttribute("serviceName");
org.jdom.Element req = (org.jdom.Element) request.getAttribute("request");
String funcType = req.getChild(name).getChildText("funcType");
if (funcType != null) return name + funcType;
else return name;
}
}
/**
* Example servlet showing request headers
*
* @author James Duncan Davidson <*****@*****.**>
*/
public class RequestHeaderExample extends HttpServlet {
ResourceBundle rb = ResourceBundle.getBundle("LocalStrings");
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
String title = rb.getString("requestheader.title");
out.println("<title>" + title + "</title>");
out.println("</head>");
out.println("<body bgcolor=\"white\">");
// all links relative
// XXX
// making these absolute till we work out the
// addition of a PathInfo issue
out.println("<a href=\"../reqheaders.html\">");
out.println(
"<img src=\"../images/code.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"view code\"></a>");
out.println("<a href=\"../index.html\">");
out.println(
"<img src=\"../images/return.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"return\"></a>");
out.println("<h3>" + title + "</h3>");
out.println("<table border=0>");
Enumeration e = request.getHeaderNames();
while (e.hasMoreElements()) {
String headerName = (String) e.nextElement();
String headerValue = request.getHeader(headerName);
out.println("<tr><td bgcolor=\"#CCCCCC\">");
out.println(HTMLFilter.filter(headerName));
out.println("</td><td>");
out.println(HTMLFilter.filter(headerValue));
out.println("</td></tr>");
}
out.println("</table>");
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
doGet(request, response);
}
}
/**
* Process incoming HTTP POST requests
*
* @param request Object that encapsulates the request to the servlet
* @param response Object that encapsulates the response from the servlet
*/
public void performTask(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
String service = getServiceName(request);
PrintWriter out = null;
out = response.getWriter();
out.write(res.getString(service));
out.flush();
out.close();
} catch (Throwable t) {
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
ResourceBundle rb = ResourceBundle.getBundle("LocalStrings", request.getLocale());
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
String title = rb.getString("helloworld.title");
out.println("<title>" + title + "</title>");
out.println("</head>");
out.println("<body bgcolor=\"white\">");
// note that all links are created to be relative. this
// ensures that we can move the web application that this
// servlet belongs to to a different place in the url
// tree and not have any harmful side effects.
// XXX
// making these absolute till we work out the
// addition of a PathInfo issue
out.println("<a href=\"../helloworld.html\">");
out.println(
"<img src=\"../images/code.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"view code\"></a>");
out.println("<a href=\"../index.html\">");
out.println(
"<img src=\"../images/return.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"return\"></a>");
out.println("<h1>" + title + "</h1>");
out.println("</body>");
out.println("</html>");
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
boolean orderCompleted = true;
// Get the user's session and shopping cart
HttpSession session = request.getSession(true);
ResourceBundle messages = (ResourceBundle) session.getAttribute("messages");
ShoppingCart cart = (ShoppingCart) session.getAttribute("cart");
if (cart == null) {
cart = new ShoppingCart();
session.setAttribute("cart", cart);
}
// Update the inventory
try {
utx.begin();
bookDB.buyBooks(cart);
utx.commit();
} catch (Exception ex) {
try {
utx.rollback();
} catch (Exception e) {
System.out.println("Rollback failed: " + e.getMessage());
}
System.err.println(ex.getMessage());
orderCompleted = false;
}
// Payment received -- invalidate the session
session.invalidate();
// set content type header before accessing the Writer
response.setContentType("text/html");
response.setBufferSize(8192);
PrintWriter out = response.getWriter();
// then write the response
out.println(
"<html>" + "<head><title>" + messages.getString("TitleReceipt") + "</title></head>");
// Get the dispatcher; it gets the banner to the user
RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/banner");
if (dispatcher != null) {
dispatcher.include(request, response);
}
if (orderCompleted) {
out.println("<h3>" + messages.getString("ThankYou") + request.getParameter("cardname") + ".");
} else {
out.println("<h3>" + messages.getString("OrderError"));
}
out.println(
"<p> <p><strong><a href=\""
+ response.encodeURL(request.getContextPath())
+ "/bookstore\">"
+ messages.getString("ContinueShopping")
+ "</a> "
+ "</body></html>");
out.close();
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<body>");
out.println("<head>");
String title = rb.getString("requestinfo.title");
out.println("<title>" + title + "</title>");
out.println("</head>");
out.println("<body bgcolor=\"white\">");
// img stuff not req'd for source code html showing
// all links relative!
// XXX
// making these absolute till we work out the
// addition of a PathInfo issue
out.println("<a href=\"../reqinfo.html\">");
out.println(
"<img src=\"../images/code.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"view code\"></a>");
out.println("<a href=\"../index.html\">");
out.println(
"<img src=\"../images/return.gif\" height=24 "
+ "width=24 align=right border=0 alt=\"return\"></a>");
out.println("<h3>" + title + "</h3>");
out.println("<table border=0><tr><td>");
out.println(rb.getString("requestinfo.label.method"));
out.println("</td><td>");
out.println(request.getMethod());
out.println("</td></tr><tr><td>");
out.println(rb.getString("requestinfo.label.requesturi"));
out.println("</td><td>");
out.println(HTMLFilter.filter(request.getRequestURI()));
out.println("</td></tr><tr><td>");
out.println(rb.getString("requestinfo.label.protocol"));
out.println("</td><td>");
out.println(request.getProtocol());
out.println("</td></tr><tr><td>");
out.println(rb.getString("requestinfo.label.pathinfo"));
out.println("</td><td>");
out.println(HTMLFilter.filter(request.getPathInfo()));
out.println("</td></tr><tr><td>");
out.println(rb.getString("requestinfo.label.remoteaddr"));
String cipherSuite = (String) request.getAttribute("javax.servlet.request.cipher_suite");
out.println("</td><td>");
out.println(request.getRemoteAddr());
out.println("</table>");
if (cipherSuite != null) {
out.println("</td></tr><tr><td>");
out.println("SSLCipherSuite:");
out.println("</td>");
out.println("<td>");
out.println(request.getAttribute("javax.servlet.request.cipher_suite"));
out.println("</td>");
}
}
