/**
* Initialize the <code>Validator</code> to perform validation.
*
* @param key The key that the validation rules are under (the form elements
* name attribute).
* @param bean The bean validation is being performed on.
* @param application servlet context
* @param request The current request object.
* @param errors The object any errors will be stored in.
* @param page This in conjunction with the page property of a
* <code>Field<code> can control the processing of fields. If the field's
* page is less than or equal to this page value, it will be processed.
*/
public static Validator initValidator(
String key,
Object bean,
ServletContext application,
HttpServletRequest request,
ActionMessages errors,
int page) {
ValidatorResources resources = Resources.getValidatorResources(application, request);
Locale locale = RequestUtils.getUserLocale(request, null);
Validator validator = new Validator(resources, key);
validator.setUseContextClassLoader(true);
validator.setPage(page);
validator.setParameter(SERVLET_CONTEXT_PARAM, application);
validator.setParameter(HTTP_SERVLET_REQUEST_PARAM, request);
validator.setParameter(Validator.LOCALE_PARAM, locale);
validator.setParameter(ACTION_MESSAGES_PARAM, errors);
validator.setParameter(Validator.BEAN_PARAM, bean);
return validator;
}
/**
* Gets the <code>ActionMessage</code> based on the <code>ValidatorAction</code> message and the
* <code>Field</code>'s arg objects.
*
* @param request the servlet request
* @param va Validator action
* @param field the validator Field
*/
public static ActionMessage getActionMessage(
HttpServletRequest request, ValidatorAction va, Field field) {
String args[] =
getArgs(
va.getName(),
getMessageResources(request),
RequestUtils.getUserLocale(request, null),
field);
String msg = field.getMsg(va.getName()) != null ? field.getMsg(va.getName()) : va.getMsg();
return new ActionMessage(msg, args);
}
/**
* Gets the <code>ActionMessage</code> based on the <code>ValidatorAction</code> message and the
* <code>Field</code>'s arg objects.
*
* @param validator the Validator
* @param request the servlet request
* @param va Validator action
* @param field the validator Field
*/
public static ActionMessage getActionMessage(
Validator validator, HttpServletRequest request, ValidatorAction va, Field field) {
Msg msg = field.getMessage(va.getName());
if (msg != null && !msg.isResource()) {
return new ActionMessage(msg.getKey(), false);
}
String msgKey = null;
String msgBundle = null;
if (msg == null) {
msgKey = va.getMsg();
} else {
msgKey = msg.getKey();
msgBundle = msg.getBundle();
}
if (msgKey == null || msgKey.length() == 0) {
return new ActionMessage("??? " + va.getName() + "." + field.getProperty() + " ???", false);
}
ServletContext application =
(ServletContext) validator.getParameterValue(SERVLET_CONTEXT_PARAM);
MessageResources messages = getMessageResources(application, request, msgBundle);
Locale locale = RequestUtils.getUserLocale(request, null);
Arg[] args = field.getArgs(va.getName());
String[] argValues = getArgValues(application, request, messages, locale, args);
ActionMessage actionMessage = null;
if (msgBundle == null) {
actionMessage = new ActionMessage(msgKey, argValues);
} else {
String message = messages.getMessage(locale, msgKey, argValues);
actionMessage = new ActionMessage(message, false);
}
return actionMessage;
}
/**
* Gets the <code>Locale</code> sensitive value based on the key passed in.
*
* @param request servlet request
* @param key the request key
*/
public static String getMessage(HttpServletRequest request, String key) {
MessageResources messages = getMessageResources(request);
return getMessage(messages, RequestUtils.getUserLocale(request, null), key);
}
/**
* Get the <code>Locale</code> of the current user.
*
* @param request servlet request
* @deprecated Use RequestUtils.getUserLocale() instead. This will be removed after Struts 1.2.
*/
public static Locale getLocale(HttpServletRequest request) {
return RequestUtils.getUserLocale(request, null);
}