/**
* Outputs the HTML tags of the given component to the given writer.
*
* @param path the request path. If null, the servlet path is assumed.
* @param out the output (never null).
* @param richlet the richlet to run. If you have only one component to show and no need process
* it under an execution, you could use {@link #render(javax.servlet.ServletContext,
* javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse,
* org.zkoss.zk.ui.Component, String, java.io.Writer)} instead.
* @since 5.0.5
*/
public static final void render(
ServletContext ctx,
HttpServletRequest request,
HttpServletResponse response,
Richlet richlet,
String path,
Writer out)
throws ServletException, IOException {
if (path == null) path = Https.getThisServletPath(request);
WebManager webman = WebManager.getWebManagerIfAny(ctx);
if (webman == null) {
final String ATTR = "org.zkoss.zkplus.embed.updateURI";
String updateURI = Library.getProperty(ATTR);
if (updateURI == null) updateURI = "/zkau";
else updateURI = Utils.checkUpdateURI(updateURI, ATTR);
webman = new WebManager(ctx, updateURI);
}
final Session sess = WebManager.getSession(ctx, request);
final WebApp wapp = sess.getWebApp();
final WebAppCtrl wappc = (WebAppCtrl) wapp;
final Object old =
I18Ns.setup(sess, request, response, wapp.getConfiguration().getResponseCharset());
Execution exec = null;
try {
final Desktop desktop = webman.getDesktop(sess, request, response, path, true);
if (desktop == null) // forward or redirect
return;
final RequestInfo ri =
new RequestInfoImpl(wapp, sess, desktop, request, PageDefinitions.getLocator(wapp, path));
sess.setAttribute(Attributes.GAE_FIX, new Integer(0));
((SessionCtrl) sess).notifyClientRequest(true);
final UiFactory uf = wappc.getUiFactory();
final Page page = WebManager.newPage(uf, ri, richlet, response, path);
exec = new ExecutionImpl(ctx, request, response, desktop, page);
exec.setAttribute(Attributes.PAGE_REDRAW_CONTROL, "page");
exec.setAttribute(Attributes.PAGE_RENDERER, new PageRenderer(exec));
wappc.getUiEngine().execNewPage(exec, richlet, page, out);
// no need to set device type here, since UiEngine will do it later
} finally {
I18Ns.cleanup(request, old);
if (exec != null) {
exec.removeAttribute(Attributes.PAGE_REDRAW_CONTROL);
exec.removeAttribute(Attributes.PAGE_RENDERER);
}
}
}
private static Map loadSymbols(Locale locale) {
WaitLock lock = null;
for (; ; ) {
final Object o;
synchronized (_symbols) {
o = _symbols.get(locale);
if (o == null) _symbols.put(locale, lock = new WaitLock()); // lock it
}
if (o instanceof Map) return (Map) o;
if (o == null) break; // go to load the symbols
// wait because some one is creating the servlet
if (!((WaitLock) o).waitUntilUnlock(5 * 60 * 1000))
log.warn(
"Take too long to wait loading localized symbol: "
+ locale
+ "\nTry to load again automatically...");
} // for(;;)
try {
// the following implementation is referred to
// org.zkoss.zk.ui.http.Wpds#getDateJavaScript()
final Map<String, Object> map = new HashMap<String, Object>();
final Calendar cal = Calendar.getInstance(locale);
int firstDayOfWeek = Utils.getFirstDayOfWeek();
cal.clear();
if (firstDayOfWeek < 0) firstDayOfWeek = cal.getFirstDayOfWeek();
map.put("DOW_1ST", Integer.valueOf(firstDayOfWeek - Calendar.SUNDAY));
final boolean zhlang = locale.getLanguage().equals("zh");
SimpleDateFormat df = new SimpleDateFormat("E", locale);
final String[] sdow = new String[7], s2dow = new String[7];
for (int j = firstDayOfWeek, k = 0; k < 7; ++k) {
cal.set(Calendar.DAY_OF_WEEK, j);
sdow[k] = df.format(cal.getTime());
if (++j > Calendar.SATURDAY) j = Calendar.SUNDAY;
if (zhlang) {
s2dow[k] = sdow[k].length() >= 3 ? sdow[k].substring(2) : sdow[k];
} else {
final int len = sdow[k].length();
final char cc = sdow[k].charAt(len - 1);
s2dow[k] = cc == '.' || cc == ',' ? sdow[k].substring(0, len - 1) : sdow[k];
}
}
df = new SimpleDateFormat("G", locale);
map.put("ERA", df.format(new java.util.Date()));
Calendar ec = Calendar.getInstance(Locale.ENGLISH);
Calendar lc = Calendar.getInstance(locale);
map.put("YDELTA", Integer.valueOf(lc.get(Calendar.YEAR) - ec.get(Calendar.YEAR)));
df = new SimpleDateFormat("EEEE", locale);
final String[] fdow = new String[7];
for (int j = firstDayOfWeek, k = 0; k < 7; ++k) {
cal.set(Calendar.DAY_OF_WEEK, j);
fdow[k] = df.format(cal.getTime());
if (++j > Calendar.SATURDAY) j = Calendar.SUNDAY;
}
df = new SimpleDateFormat("MMM", locale);
final String[] smon = new String[12], s2mon = new String[12];
for (int j = 0; j < 12; ++j) {
cal.set(Calendar.MONTH, j);
smon[j] = df.format(cal.getTime());
if (zhlang) {
s2mon[j] =
smon[0].length() >= 2
? // remove the last
// char
smon[j].substring(0, smon[j].length() - 1)
: smon[j];
} else {
final int len = smon[j].length();
final char cc = smon[j].charAt(len - 1);
s2mon[j] = cc == '.' || cc == ',' ? smon[j].substring(0, len - 1) : smon[j];
}
}
df = new SimpleDateFormat("MMMM", locale);
final String[] fmon = new String[12];
for (int j = 0; j < 12; ++j) {
cal.set(Calendar.MONTH, j);
fmon[j] = df.format(cal.getTime());
}
map.put("SDOW", sdow);
if (Objects.equals(s2dow, sdow)) map.put("S2DOW", sdow);
else map.put("S2DOW", s2dow);
if (Objects.equals(fdow, sdow)) map.put("FDOW", sdow);
else map.put("FDOW", fdow);
map.put("SMON", smon);
if (Objects.equals(s2mon, smon)) map.put("S2MON", smon);
else map.put("S2MON", s2mon);
if (Objects.equals(fmon, smon)) map.put("FMON", smon);
else map.put("FMON", fmon);
// AM/PM available since ZK 3.0
df = new SimpleDateFormat("a", locale);
cal.set(Calendar.HOUR_OF_DAY, 3);
final String[] ampm = new String[2];
ampm[0] = df.format(cal.getTime());
cal.set(Calendar.HOUR_OF_DAY, 15);
ampm[1] = df.format(cal.getTime());
map.put("APM", ampm);
synchronized (_symbols) {
_symbols.put(locale, map);
cloneSymbols();
}
return map;
} finally {
lock.unlock();
}
}