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ListUtils.listOrderBy支持默认升序排序

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thinkgem
2018-08-25 19:12:24 +08:00
parent cfdc99f190
commit 91d0e233f9
1 changed files with 5 additions and 3 deletions
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8
common/src/main/java/com/jeesite/common/collect/ListUtils.java
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@@ -383,7 +383,8 @@ public class ListUtils extends org.apache.commons.collections.ListUtils {
public static <T> List<T> listOrderBy(List<T> list, String orderBy){ public static <T> List<T> listOrderBy(List<T> list, String orderBy){
if (list != null && StringUtils.isNotBlank(orderBy)){ if (list != null && StringUtils.isNotBlank(orderBy)){
final String[] ss = orderBy.trim().split(" "); final String[] ss = orderBy.trim().split(" ");
if (ss != null && ss.length == 2){ if (ss != null){
final String t = ss.length==2 ? ss[1] : "asc";
Collections.sort(list, new Comparator<T>() { Collections.sort(list, new Comparator<T>() {
@Override @Override
public int compare(T o1, T o2) { public int compare(T o1, T o2) {
@@ -395,12 +396,13 @@ public class ListUtils extends org.apache.commons.collections.ListUtils {
s1 = ObjectUtils.toString(ReflectUtils.invokeGetter(o1, ss[0])); s1 = ObjectUtils.toString(ReflectUtils.invokeGetter(o1, ss[0]));
s2 = ObjectUtils.toString(ReflectUtils.invokeGetter(o2, ss[0])); s2 = ObjectUtils.toString(ReflectUtils.invokeGetter(o2, ss[0]));
} }
if ("asc".equals(ss[1])){ if ("asc".equalsIgnoreCase(t)){
return s1.compareTo(s2); return s1.compareTo(s2);
}else{ }else{
return s2.compareTo(s1); return s2.compareTo(s1);
} }
}}); }
});
} }
} }
return list; return list;