public static void updateFormFromModel(
final Object model, ModelBindingMetaData modelBindingMetaData) {
try {
modelBindingMetaData.setFormIsBeingUpdatedFromModelRightNow(true);
for (Map.Entry<Field, FieldMapping> binding :
modelBindingMetaData.getFieldMapping().entrySet()) {
final FieldMapping fieldMapping = binding.getValue();
final Object component = fieldMapping.getComponent();
allowOperationOnField(
binding.getKey(),
new ObjectUtil.OperationOnField() {
@Override
public void operate(Field field) throws ReflectiveOperationException {
Object modelValue = field.get(model);
Method setterMethod = fieldMapping.getSetterMethod();
if (setterMethod == null) return;
Object currentValue = fieldMapping.getGetterMethod().invoke(component);
if (modelValue != null && modelValue.getClass().isArray()) {
if (Arrays.equals((Object[]) modelValue, (Object[]) currentValue)) return;
} else if (modelValue == null && currentValue == null) {
return;
} else if (modelValue != null && modelValue.equals(currentValue)) {
return;
}
if (fieldMapping.getBindingType().equals(FieldMapping.BindingType.BY_REFERENCE))
setterMethod.invoke(component, modelValue);
else
setterMethod.invoke(component, modelValue == null ? null : modelValue.toString());
}
});
}
} finally {
modelBindingMetaData.setFormIsBeingUpdatedFromModelRightNow(false);
}
}
