enhancement: replace sort.Slice with slices.SortFunc to reduce reflection

2 files changed, 6 insertions, 5 deletions

diff --git a/weed/s3api/filer_multipart.go b/weed/s3api/filer_multipart.go
index 64ce16b45..10a43a5d5 100644
--- a/weed/s3api/filer_multipart.go
+++ b/weed/s3api/filer_multipart.go
@@ -5,6 +5,7 @@ import (
 	"encoding/xml"
 	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/s3api/s3err"
+	"golang.org/x/exp/slices"
 	"path/filepath"
 	"sort"
 	"strconv"
@@ -69,8 +70,8 @@ func (s3a *S3ApiServer) completeMultipartUpload(input *s3.CompleteMultipartUploa
 	glog.V(2).Infof("completeMultipartUpload input %v", input)
 
 	completedParts := parts.Parts
-	sort.Slice(completedParts, func(i, j int) bool {
-		return completedParts[i].PartNumber < completedParts[j].PartNumber
+	slices.SortFunc(completedParts, func(a, b CompletedPart) bool {
+		return a.PartNumber < b.PartNumber
 	})
 
 	uploadDirectory := s3a.genUploadsFolder(*input.Bucket) + "/" + *input.UploadId
diff --git a/weed/s3api/s3api_object_handlers.go b/weed/s3api/s3api_object_handlers.go
index 190045517..3d26d395e 100644
--- a/weed/s3api/s3api_object_handlers.go
+++ b/weed/s3api/s3api_object_handlers.go
@@ -8,10 +8,10 @@ import (
 	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/security"
 	"github.com/chrislusf/seaweedfs/weed/util/mem"
+	"golang.org/x/exp/slices"
 	"io"
 	"net/http"
 	"net/url"
-	"sort"
 	"strings"
 	"time"
 
@@ -290,8 +290,8 @@ func (s3a *S3ApiServer) doDeleteEmptyDirectories(client filer_pb.SeaweedFilerCli
 	for dir, _ := range directoriesWithDeletion {
 		allDirs = append(allDirs, dir)
 	}
-	sort.Slice(allDirs, func(i, j int) bool {
-		return len(allDirs[i]) > len(allDirs[j])
+	slices.SortFunc(allDirs, func(a, b string) bool {
+		return len(a) > len(b)
 	})
 	newDirectoriesWithDeletion = make(map[string]int)
 	for _, dir := range allDirs {