@Controller(value = "blackServiceAction")
@Scope("prototype")
public class BlackServiceAction extends ActionSupport {
private static final long serialVersionUID = -5155883818336614584L;
private BlackInfoDaoImpl blackInfoDao;
public String execute() throws ServletException, IOException {
HttpServletRequest request = ServletActionContext.getRequest();
HttpServletResponse response = ServletActionContext.getResponse();
try {
request.setCharacterEncoding("utf-8");
response.setCharacterEncoding("utf-8");
String customerId = request.getParameter("customerId");
String address = request.getParameter("address");
String result = isBlack(customerId,address);
response.getWriter().print(result);
} catch (Exception e) {
System.out.println(e);
}
return null;
}
//
public String isBlack(String customerId,String address) {
if(customerId==null||customerId.equals("")){
return "2";
}
try {
List<BlackInfo> list = blackInfoDao.selectBlackByCjid(customerId,address);
String isblack = null;
if(list.size()>0){
isblack = "1";
return isblack;
}
return "0";
} catch (Exception e) {
System.out.println(e);
return "2";
}
}
}
2018-09-03 19:52:58,743 INFO [http-7001-Processor23] Detected AnnotationActionValidatorManager, initializing it...
java.lang.NullPointerException