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write file info only when data is not empty

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This commit is contained in:
Chris Lu 2013-07-12 00:30:45 -07:00
parent b87ec11c1c
commit 90018be9d2
1 changed files with 21 additions and 21 deletions
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42
go/storage/needle_read_write.go
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@ -87,29 +87,29 @@ func (n *Needle) Append(w io.Writer, version Version) (size uint32, err error) {
if _, err = w.Write(header[0:1]); err != nil {
return
}
}
if n.HasName() {
util.Uint8toBytes(header[0:1], n.NameSize)
if _, err = w.Write(header[0:1]); err != nil {
return
if n.HasName() {
util.Uint8toBytes(header[0:1], n.NameSize)
if _, err = w.Write(header[0:1]); err != nil {
return
}
if _, err = w.Write(n.Name); err != nil {
return
}
}
if _, err = w.Write(n.Name); err != nil {
return
if n.HasMime() {
util.Uint8toBytes(header[0:1], n.MimeSize)
if _, err = w.Write(header[0:1]); err != nil {
return
}
if _, err = w.Write(n.Mime); err != nil {
return
}
}
}
if n.HasMime() {
util.Uint8toBytes(header[0:1], n.MimeSize)
if _, err = w.Write(header[0:1]); err != nil {
return
}
if _, err = w.Write(n.Mime); err != nil {
return
}
}
if n.HasLastModifiedDate() {
util.Uint64toBytes(header[0:8], n.LastModified)
if _, err = w.Write(header[8-LastModifiedBytesLength : 8]); err != nil {
return
if n.HasLastModifiedDate() {
util.Uint64toBytes(header[0:8], n.LastModified)
if _, err = w.Write(header[8-LastModifiedBytesLength : 8]); err != nil {
return
}
}
}
padding := NeedlePaddingSize - ((NeedleHeaderSize + n.Size + NeedleChecksumSize) % NeedlePaddingSize)