{

public static void Main (string [] args)

{

new Driver ().Run (args);

}

const string android_ns = "http://schemas.android.com/apk/res/android";

List<string> atts = new List<string> ();

TextWriter fs1;

public void Run (string [] args)

{

fs1 = File.CreateText ("type-hierarchy.xml");

fs1.WriteLine ("<android-hierarchy xmlns:android='" + android_ns + "'>");

foreach (var arg in new string [] {"http://developer.android.com/reference/android/view/View.html"}) {

var baseUrl = resolver.ResolveUri (null, arg);

var doc = FetchXmlDocument (baseUrl);

ProcessDocument (baseUrl);

foreach (XmlElement node in doc.SelectNodes ("//div[@id='subclasses-direct' or @id='subclasses-indirect']")) {

foreach (XmlElement link in node.SelectNodes ("div/table[@class='jd-sumtable-expando']/tr/td[@class='jd-linkcol']/a[@href]")) {

if (link.PreviousSibling != null && link.PreviousSibling.Value.Contains ("extends"))

continue; // it is a link to generic type argument.

var durl = resolver.ResolveUri (baseUrl, link.GetAttribute ("href"));

ProcessDocument (durl);

}

}

}

fs1.WriteLine ("</android-hierarchy>");

fs1.Close ();

}

string GetName (Uri baseUrl)

{

var url = baseUrl.ToString ();

url = url.Substring (0, url.Length - ".html".Length);

return url.Substring (url.LastIndexOf ('/') + 1);

}

XmlResolver resolver = new XmlUrlResolver ();

StreamReader FetchWebText (Uri url)

{

var wc = new WebClient ();

return new StreamReader (new XmlUrlResolver ().GetEntity (url, null, typeof (Stream)) as Stream);

}

XmlDocument FetchXmlDocument (Uri url)

{

var sr = FetchWebText (url);

var xr = new SgmlReader () { InputStream = sr };

var doc = new XmlDocument ();

doc.Load (xr);

sr.Close ();

xr.Close ();

return doc;

}

void ProcessDocument (Uri url)

{

Console.Error.WriteLine ("Processing {0}...", url);

var doc = FetchXmlDocument (url);

var baseTable = doc.SelectSingleNode ("//table[@class='jd-inheritance-table']");

var baseTypeName = baseTable.SelectSingleNode ("tr[last() - 1]/td[last()]").InnerText;

fs1.WriteLine ("<class name='{0}' url='{1}' base='{2}'>", GetName (url), url, baseTypeName);

/*

var table = doc.SelectSingleNode ("//table[@id='lattrs']");

if (table != null) {

var nodes = table.SelectNodes ("tr[contains(@class,'api')]");

foreach (XmlNode node in nodes) {

var attr = node.SelectSingleNode ("td[1]//text()");

var method = node.SelectSingleNode ("td[2]//text()");

var a = attr.InnerText;

fs1.WriteLine ("<a>{0}</a>", a);//node.SelectSingleNode ("td[1]"));

if (!atts.Contains (a))

atts.Add (a);

}

}

*/

fs1.WriteLine ("</class>");

fs1.Flush ();

}