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));
}
public String extract(StockInfo stock, Date date) throws Exception {
String trans;
if (year == date.getYear() && quarter == dateToQuarter(date)) {
trans = map.get(date.toString());
} else {
map = new HashMap<String, String>(70);
if (extractRun(stock, date)) {
year = date.getYear();
quarter = dateToQuarter(date);
trans = map.get(date.toString());
} else {
year = Utils.valType.NL;
quarter = Utils.valType.NL;
trans = null;
}
}
return trans;
}
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 dateToQuarter(Date date) {
return (date.getMonth() - 1) / 3 + 1;
}
