refactoring, clean up, v0.17

weed-fs/src/pkg/util/parse.go

@@ -0,0 +1,16 @@
+package util
+
+import (
+  "strconv"
+)
+
+func ParseInt(text string, defaultValue int) int{
+  count, parseError := strconv.ParseUint(text,10,64)
+  if parseError!=nil {
+    if len(text)>0{
+      return 0
+    }
+    return defaultValue
+  }
+  return int(count)
+}