/**
* 将对象中的属性值置入到fields中。
*
* <p>对于<code>isValidated()</code>为<code>true</code>的group，该方法无效。
*/
public void mapTo(Object object) {
if (isValidated() || object == null) {
return;
}
if (log.isDebugEnabled()) {
log.debug(
"Mapping properties to fields: group=\"{}\", object={}",
getName(),
ObjectUtil.identityToString(object));
}
BeanWrapper bean = new BeanWrapperImpl(object);
getForm().getFormConfig().getPropertyEditorRegistrar().registerCustomEditors(bean);
for (Field field : getFields()) {
String propertyName = field.getFieldConfig().getPropertyName();
if (bean.isReadableProperty(propertyName)) {
Object propertyValue = bean.getPropertyValue(propertyName);
Class<?> propertyType = bean.getPropertyType(propertyName);
PropertyEditor editor = bean.findCustomEditor(propertyType, propertyName);
if (editor == null) {
editor = BeanUtils.findEditorByConvention(propertyType);
}
if (editor == null) {
if (propertyType.isArray()
|| CollectionFactory.isApproximableCollectionType(propertyType)) {
field.setValues((String[]) bean.convertIfNecessary(propertyValue, String[].class));
} else {
field.setValue(bean.convertIfNecessary(propertyValue, String.class));
}
} else {
editor.setValue(propertyValue);
field.setValue(editor.getAsText());
}
} else {
log.debug(
"No readable property \"{}\" found in type {}",
propertyName,
object.getClass().getName());
}
}
}
/**
* 将group中的值置入指定对象。
*
* <p>对于<code>isValidated()</code>为<code>false</code>的group，该方法无效。
*/
public void setProperties(Object object) {
if (!isValidated() || object == null) {
return;
}
if (isValid()) {
if (log.isDebugEnabled()) {
log.debug(
"Set validated properties of group \""
+ getName()
+ "\" to object "
+ ObjectUtil.identityToString(object));
}
BeanWrapper bean = new BeanWrapperImpl(object);
getForm().getFormConfig().getPropertyEditorRegistrar().registerCustomEditors(bean);
for (Field field : getFields()) {
String propertyName = field.getFieldConfig().getPropertyName();
if (bean.isWritableProperty(propertyName)) {
PropertyDescriptor pd = bean.getPropertyDescriptor(propertyName);
MethodParameter mp = BeanUtils.getWriteMethodParameter(pd);
Object value = field.getValueOfType(pd.getPropertyType(), mp, null);
bean.setPropertyValue(propertyName, value);
} else {
log.debug(
"No writable property \"{}\" found in type {}",
propertyName,
object.getClass().getName());
}
}
} else {
throw new InvalidGroupStateException("Attempted to call setProperties from an invalid input");
}
}