public int doEndTag() throws JspException {
String pattern = this.pattern;
ResourceBundle bundle = null;
// get pattern from bundle
if (pattern == null) {
String prefix = null;
bundle = this.bundle;
if (bundle == null) {
BundleTag bundleTag = (BundleTag) findAncestorWithClass(this, BundleTag.class);
if (bundleTag != null) {
bundle = bundleTag.getBundle();
prefix = bundleTag.getPrefix();
}
}
if (bundle == null) {
bundle = I18nUtil.findBundle(pageContext);
}
// get message
try {
pattern = bundle.getString(prefix != null ? prefix + this.key : this.key);
} catch (Exception e) {
pattern = "???" + this.key + "???";
}
}
// format message
String message = pattern;
if ((this.pattern != null || bundle != null) && this.params.size() != 0) {
// set timezone on formatters
TimeZone timeZone = null;
TimeZoneTag timeZoneTag = (TimeZoneTag) findAncestorWithClass(this, TimeZoneTag.class);
if (timeZoneTag != null) timeZone = timeZoneTag.getTimeZone();
if (timeZone == null) timeZone = I18nUtil.findTimeZone(pageContext);
MessageFormat formatter = new MessageFormat(pattern, I18nUtil.findLocale(pageContext));
for (Format format : formatter.getFormatsByArgumentIndex()) {
if (format != null && format instanceof DateFormat) {
((DateFormat) format).setTimeZone(timeZone);
}
}
// now format!
message = formatter.format(getParams());
}
// output text
if (this.var == null) {
try {
pageContext.getOut().print(message);
} catch (IOException e) {
throw new JspException(e);
}
}
// store result
else {
pageContext.setAttribute(this.var, message, this.scope);
}
// clear old state
this.pattern = null;
this.bundle = null;
this.key = null;
this.var = null;
this.scope = PageContext.PAGE_SCOPE;
// continue with page
return EVAL_PAGE;
}
public void setScope(String scope) {
this.scope = I18nUtil.getScope(scope);
}