/**
* validation check를 할때 hashMap name이 view(jsp)에서 입력되었는지를 알수 있게 하기 위해서는 stack에 getter setter로 정의된
* hashMap(여기에서는 reqMap이름을 쓴다)이름을 지정하고 hashMap에 저장된 값을 리턴한다.
*/
@Override
protected Object getFieldValue(String name, Object object) throws ValidationException {
ValueStack stack = ActionContext.getContext().getValueStack();
boolean pop = false;
if (!(stack.getRoot().contains(object))) {
stack.push(object);
pop = true;
}
Object retVal = null;
// HashMap reqMap의 값을 stack에 넣어준다.
Object obj = (Map) stack.findValue("reqMap");
// HashMap reqMap이 null이 아닐때
if (obj != null) {
Map m = (Map) obj;
// stack에 있는 HashMap reqMap값을 name으로 가져와서 valueStack에 올려준다.
retVal = m.get(name);
}
// HashMap reqMap이 null일때
else {
// getter setter을 사용한 name의 값을 valueStack에 올려준다.
retVal = stack.findValue(name);
}
if (pop) {
stack.pop();
}
return retVal;
}
public void beforeResult(ActionInvocation invocation, String resultCode) {
ValueStack stack = invocation.getStack();
CompoundRoot root = stack.getRoot();
boolean needsRefresh = true;
Object newModel = action.getModel();
// Check to see if the new model instance is already on the stack
for (Object item : root) {
if (item.equals(newModel)) {
needsRefresh = false;
}
}
// Add the new model on the stack
if (needsRefresh) {
// Clear off the old model instance
if (originalModel != null) {
root.remove(originalModel);
}
if (newModel != null) {
stack.push(newModel);
}
}
}
/**
* Get a message from the first TextProvider encountered in the stack. If the first TextProvider
* doesn't provide the message the default message is returned.
*
* <p>The search for a TextProvider is iterative from the root of the stack.
*
* <p>This method was refactored from {@link org.apache.struts2.components.Text} to use a
* consistent implementation across UIBean components.
*
* @param key the message key in the resource bundle
* @param defaultMessage the message to return if not found (evaluated for OGNL)
* @param args an array args to be used in a {@link java.text.MessageFormat} message
* @param stack the value stack to use for finding the text
* @param searchStack search stack for the key
* @return the message if found, otherwise the defaultMessage
*/
public static String getText(
String key, String defaultMessage, List<Object> args, ValueStack stack, boolean searchStack) {
String msg = null;
TextProvider tp = null;
for (Object o : stack.getRoot()) {
if (o instanceof TextProvider) {
tp = (TextProvider) o;
msg = tp.getText(key, null, args, stack);
break;
}
}
if (msg == null) {
// evaluate the defaultMesage as an OGNL expression
if (searchStack) msg = stack.findString(defaultMessage);
if (msg == null) {
// use the defaultMessage literal value
msg = defaultMessage;
}
if (LOG.isWarnEnabled()) {
if (tp != null) {
LOG.warn(
"The first TextProvider in the ValueStack ("
+ tp.getClass().getName()
+ ") could not locate the message resource with key '"
+ key
+ "'");
} else {
LOG.warn(
"Could not locate the message resource '"
+ key
+ "' as there is no TextProvider in the ValueStack.");
}
if (defaultMessage.equals(msg)) {
LOG.warn(
"The default value expression '"
+ defaultMessage
+ "' was evaluated and did not match a property. The literal value '"
+ defaultMessage
+ "' will be used.");
} else {
LOG.warn(
"The default value expression '" + defaultMessage + "' evaluated to '" + msg + "'");
}
}
}
return msg;
}
public static void buildValidatorAttribute(
String validatorAttrValue,
AbstractUITag tag,
ValueStack stack,
HttpServletRequest req,
UIBean uiBean) {
Map<String, Object> dynamicAttributes = new HashMap<String, Object>();
if (validatorAttrValue == null) {
Map<String, Object> validator = new HashMap<String, Object>();
Map<String, String> messages = new HashMap<String, String>();
CompoundRoot rootList = stack.getRoot();
Object entity = null;
Object controller = null;
for (Object obj : rootList) {
if (obj instanceof Persistable) {
entity = obj;
} else if (obj instanceof ActionSupport) {
controller = obj;
}
}
if (entity != null) {
try {
String tagName = tag.name;
Method method =
OgnlRuntime.getGetMethod(
(OgnlContext) stack.getContext(), entity.getClass(), tagName);
if (method == null) {
String[] tagNameSplits = StringUtils.split(tagName, ".");
if (tagNameSplits.length >= 2) {
Class<?> retClass = entity.getClass();
for (String tagNameSplit : tagNameSplits) {
method =
OgnlRuntime.getGetMethod(
(OgnlContext) stack.getContext(), retClass, tagNameSplit);
if (method != null) {
retClass = method.getReturnType();
}
}
if (method == null) {
retClass = controller.getClass();
for (String tagNameSplit : tagNameSplits) {
method =
OgnlRuntime.getGetMethod(
(OgnlContext) stack.getContext(), retClass, tagNameSplit);
if (method != null) {
retClass = method.getReturnType();
}
}
}
}
}
if (method != null) {
Column column = method.getAnnotation(Column.class);
if (column != null) {
if (column.nullable() == false) {
if (tag.requiredLabel == null) {
uiBean.setRequiredLabel("true");
}
}
if (column.unique() == true) {
validator.put("unique", "true");
}
}
Class<?> retType = method.getReturnType();
if (retType == LocalDate.class) {
validator.put("date", true);
validator.put("dateISO", true);
} else if (retType == LocalDateTime.class) {
validator.put("timestamp", true);
} else if (retType == DateTime.class || retType == Date.class) {
JsonSerialize jsonSerialize = method.getAnnotation(JsonSerialize.class);
if (jsonSerialize != null) {
if (JodaDateJsonSerializer.class == jsonSerialize.using()
|| DateJsonSerializer.class == jsonSerialize.using()) {
validator.put("date", true);
validator.put("dateISO", true);
} else if (JodaDateTimeJsonSerializer.class == jsonSerialize.using()
|| DateTimeJsonSerializer.class == jsonSerialize.using()) {
validator.put("timestamp", true);
}
}
} else if (retType == BigDecimal.class) {
validator.put("number", true);
} else if (retType == Integer.class) {
validator.put("number", true);
validator.put("digits", true);
} else if (retType == Long.class) {
validator.put("number", true);
validator.put("digits", true);
}
Size size = method.getAnnotation(Size.class);
if (size != null) {
if (size.min() > 0) {
validator.put("minlength", size.min());
}
if (size.max() < Integer.MAX_VALUE) {
validator.put("maxlength", size.max());
}
}
Email email = method.getAnnotation(Email.class);
if (email != null) {
validator.put("email", true);
}
Pattern pattern = method.getAnnotation(Pattern.class);
if (pattern != null) {
validator.put("regex", pattern.regexp());
String message = pattern.message();
if (!"{javax.validation.constraints.Pattern.message}".equals(message)) {
messages.put("regex", message);
}
}
}
} catch (IntrospectionException e) {
e.printStackTrace();
} catch (OgnlException e) {
e.printStackTrace();
}
}
if (validator.size() > 0) {
try {
if (messages.size() > 0) {
validator.put("messages", messages);
}
String json = mapper.writeValueAsString(validator);
json = json.replaceAll("\\\"", "'");
dynamicAttributes.put("validator", json);
uiBean.setDynamicAttributes(dynamicAttributes);
} catch (JsonProcessingException e) {
e.printStackTrace();
}
}
} else {
dynamicAttributes.put("validator", validatorAttrValue);
uiBean.setDynamicAttributes(dynamicAttributes);
}
}
