if (action.getValue() != null) {
buf.append(action.getValue());
}
}
else if (element instanceof IExceptionHandler) {
IExceptionHandler action = (IExceptionHandler) element;
if (action.getBean() != null) {
buf.append(action.getBean());
}
}
else if (element instanceof IAttributeMapper) {
IAttributeMapper attributeMapper = (IAttributeMapper) element;
if (attributeMapper.getBean() != null) {