--no commit message

app/sysuser/src/main/java/com/zrqx/sysuser/bg/service/propaganda/PropagandaColumnServiceImpl.java

@@ -3,6 +3,9 @@ package com.zrqx.sysuser.bg.service.propaganda;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
+import java.util.stream.Collector;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -29,8 +32,8 @@ public class PropagandaColumnServiceImpl extends BaseServiceImpl<PropagandaColum
 	public Integer selectMax() {
 		List<PropagandaColumn> list = mapper.selectAll();
 		if (ArrayUtils.isNotEmpty(list)) {
-			list.stream().sorted(Comparator.comparing(PropagandaColumn :: getSort, Comparator.reverseOrder()));
-			Integer sort = list.get(0).getSort();
+			List<PropagandaColumn> list2 = list.stream().sorted(Comparator.comparing(PropagandaColumn :: getSort, Comparator.reverseOrder())).collect(Collectors.toList());
+			Integer sort = list2.get(0).getSort();
 			return sort;
 		}
 		return 0;