/* GET request */
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
String signingSecret = SageoneConstants.SIGNING_SECRET;
String accessToken = req.getParameter("access_token");
String endpoint = "https://api.sageone.com/" + req.getParameter("endpoint");
String nonce = Nonce.generateNonce();
String authHeader = "Bearer " + accessToken;
TreeMap<String, String> params = new TreeMap<String, String>();
SageoneSigner s = new SageoneSigner("get", endpoint, params, nonce, signingSecret, accessToken);
String signature = s.signature();
try {
HttpURLConnection httpConn = HttpUtility.sendGetRequest(endpoint);
httpConn.setRequestProperty("Authorization", authHeader);
httpConn.setRequestProperty("X-Signature", signature);
httpConn.setRequestProperty("X-Nonce", nonce);
httpConn.setRequestProperty("Accept", "*/*");
httpConn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
httpConn.setRequestProperty("User-Agent", "SageOneSampleApp");
String[] response = HttpUtility.readMultipleLinesResponse();
JSONObject jsonResponse = new JSONObject(response[0]);
Gson gson = new GsonBuilder().setPrettyPrinting().create();
String prettyJson = gson.toJson(jsonResponse);
resp.getWriter().println("<html>");
resp.getWriter().println("<head>");
resp.getWriter()
.println("<link type=\"text/css\" rel=\"stylesheet\" href=\"sample_app.css\">");
resp.getWriter()
.println(
"<link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css\" integrity=\"sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7\" crossorigin=\"anonymous\">");
resp.getWriter()
.println(
"<link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css\" integrity=\"sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r\" crossorigin=\"anonymous\">");
resp.getWriter()
.println(
"<script src=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js\" integrity=\"sha384-0mSbJDEHialfmuBBQP6A4Qrprq5OVfW37PRR3j5ELqxss1yVqOtnepnHVP9aJ7xS\" crossorigin=\"anonymous\"></script>");
resp.getWriter().println("<title>Response</title>");
resp.getWriter().println("</head>");
resp.getWriter().println("<body>");
resp.getWriter().println("<header class=\"navbar navbar-fixed-top navbar-inverse\">");
resp.getWriter().println("<div class='container'>");
resp.getWriter()
.println("<a id=\"logo\" href=\"/SageOneSampleApp\">Sage One API Sample App</a>");
resp.getWriter().println("</div>");
resp.getWriter().println("</header>");
resp.getWriter().println("<div class='container'>");
resp.getWriter().println("<h1>Sage One Data</h1>");
resp.getWriter().println("<pre>" + prettyJson + "</pre>");
resp.getWriter().println("</body>");
resp.getWriter().println("</html>");
} catch (IOException ex) {
ex.printStackTrace();
}
HttpUtility.disconnect();
}
// Once collected, you get only one visit from the root tag block (hopefully HTML)
public void visit(TagBlock tb) {
// We are not going to parse attribute information in pages that don't have an HTML tag block
if (tb.startTag.tagName.equalsIgnoreCase("HTML")) {
HTMLElement he;
TagBlock tbe;
// Let's go looking for the head tag
for (Enumeration be = tb.body.elements(); be.hasMoreElements(); ) {
he = (HTMLElement) be.nextElement();
if (he.getClass() == TagBlock.class) {
tbe = (TagBlock) he;
if (tbe.startTag.tagName.equalsIgnoreCase("HEAD")) {
// Found the head tag block, now let's look for the page title and any meta tags
for (Enumeration hbe = tbe.body.elements(); hbe.hasMoreElements(); ) {
he = (HTMLElement) hbe.nextElement();
if (he.getClass() == TagBlock.class) {
tbe = (TagBlock) he;
if (tbe.startTag.tagName.equalsIgnoreCase("TITLE")) {
// Should only be one item in title body, hopefully it's a text element
for (Enumeration e = tbe.body.elements(); e.hasMoreElements(); ) {
he = (HTMLElement) e.nextElement();
if (he.getClass() == Text.class) {
pageTitle = HttpUtility.HtmlDecode(((Text) he).text).Trim();
break;
}
}
}
} else if (he.getClass() == Tag.class) {
Tag tg = (Tag) he;
// See if this is a META tag
if (tg.tagName.equalsIgnoreCase("META")) {
// Convert this tag and it's attributes into a more .NET
// friendly collection
MetaTag metaTag = new MetaTag(tg);
// Copy attributes in Java vector into .NET ArrayList...
for (Enumeration ae = tg.attributeList.attributes.elements();
ae.hasMoreElements(); )
metaTag.get_Attributes().Add((Attribute) ae.nextElement());
tagList.Add(metaTag);
}
}
}
// Once we've found the head element, we can leave...
break;
}
}
}
}
}