refactoring

weed/util/fullpath.go

@@ -0,0 +1,40 @@
+package util
+
+import (
+	"path/filepath"
+	"strings"
+)
+
+type FullPath string
+
+func NewFullPath(dir, name string) FullPath {
+	return FullPath(dir).Child(name)
+}
+
+func (fp FullPath) DirAndName() (string, string) {
+	dir, name := filepath.Split(string(fp))
+	if dir == "/" {
+		return dir, name
+	}
+	if len(dir) < 1 {
+		return "/", ""
+	}
+	return dir[:len(dir)-1], name
+}
+
+func (fp FullPath) Name() string {
+	_, name := filepath.Split(string(fp))
+	return name
+}
+
+func (fp FullPath) Child(name string) FullPath {
+	dir := string(fp)
+	if strings.HasSuffix(dir, "/") {
+		return FullPath(dir + name)
+	}
+	return FullPath(dir + "/" + name)
+}
+
+func (fp FullPath) AsInode() uint64 {
+	return uint64(HashStringToLong(string(fp)))
+}