解决NPE

src/main/java/cn/quantgroup/xyqb/service/register/handler/impl/BtUserRegisterHandler.java

@@ -12,6 +12,7 @@ import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
 
 import java.sql.Timestamp;
+import java.util.Objects;
 
 /**
  * Created by liqing on 2017/12/4 0004.
@@ -31,7 +32,7 @@ public class BtUserRegisterHandler extends AbstractUserRegisterHandler {
         Long channelId = userRegisterParam.getChannelId();
         User user = userRegisterParam.getUser();
         Long btRegisterChannelId = userRegisterParam.getBtRegisterChannelId();
-        if(null != user && channelId == 222L){
+        if(!Objects.isNull(user) && Objects.equals(channelId, 222L)){
             UserBtRegister userBtRegister = new UserBtRegister();
             userBtRegister.setUserId(user.getId());
             if(null == btRegisterChannelId){
@@ -45,7 +46,7 @@ public class BtUserRegisterHandler extends AbstractUserRegisterHandler {
             userBtRegister.setUpdatedAt(currentTime);
             userBtRegisterService.save(userBtRegister);
         }
-        if (successor != null){
+        if (!Objects.isNull(successor)){
             return successor.handleRegister(userRegisterParam);
         }
         return userRegisterParam.getUser();