public Date getStartDate(StockInfo stock) throws Exception {
String path = "/corp/go.php/vMS_MarketHistory/stockid/" + stock.numberToString() + ".phtml";
URI uri =
new URIBuilder()
.setScheme("http")
.setHost("vip.stock.finance.sina.com.cn")
.setPath(path)
.setParameter("year", "1980")
.setParameter("jidu", "1")
.build();
DownloadHelper download = new DownloadHelper(uri);
InputStream is = download.getInputStream();
Document doc = Jsoup.parse(inputStreamToStringBuilder(is).toString());
is.close();
download.close();
Elements select = doc.getElementsByAttributeValue("name", "year");
if (select == null) {
return null;
}
// System.out.println(select.size());
Elements years = select.get(0).getElementsByTag("option");
String year = years.get(years.size() - 1).text();
// System.out.println(year);
return Date.quarterToDate(Integer.parseInt(year), tryQuarter(stock, year));
}
private boolean extractRun(StockInfo stock, Date date) throws Exception {
String path = "/corp/go.php/vMS_MarketHistory/stockid/" + stock.numberToString() + ".phtml";
URI uri =
new URIBuilder()
.setScheme("http")
.setHost("vip.stock.finance.sina.com.cn")
.setPath(path)
.setParameter("year", String.valueOf(date.getYear()))
.setParameter("jidu", String.valueOf(dateToQuarter(date)))
.build();
DownloadHelper download = new DownloadHelper(uri);
InputStream is = download.getInputStream();
boolean ret = jsoupImpl(is);
is.close();
download.close();
return ret;
}
private int tryQuarter(StockInfo stock, String year) throws Exception {
String path = "/corp/go.php/vMS_MarketHistory/stockid/" + stock.numberToString() + ".phtml";
for (int i = 1; i <= 4; i++) {
URI uri =
new URIBuilder()
.setScheme("http")
.setHost("vip.stock.finance.sina.com.cn")
.setPath(path)
.setParameter("year", year)
.setParameter("jidu", String.valueOf(i))
.build();
DownloadHelper download = new DownloadHelper(uri);
InputStream is = download.getInputStream();
Document doc = Jsoup.parse(inputStreamToStringBuilder(is).toString());
is.close();
download.close();
Element element = doc.getElementById("FundHoldSharesTable");
if (element != null) {
// find first quarter
return i;
}
}
return 1;
}