修复sql查询未判空问题

src/main/java/com/tanpu/fund/service/impl/ProductForPcServiceImpl.java

@@ -11,6 +11,7 @@ import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -24,6 +25,9 @@ public class ProductForPcServiceImpl implements ProductForPcService {
 
     @Override
     public List<Net> getFundNewnet(List<String> list) {
+        if (CollectionUtils.isEmpty(list)) {
+            return Collections.emptyList();
+        }
         List<FundNav> fundInfoNewNet = fundInfoCustomMapper.getFundInfoNewNet(list);
         if (CollectionUtils.isNotEmpty(fundInfoNewNet)) {
           return fundInfoNewNet.stream().map(item -> Net.builder()