/// <summary>Load the under-construction files section, and update the lease map</summary>
/// <exception cref="System.IO.IOException"/>
internal void LoadFilesUnderConstructionSection(InputStream @in)
{
while (true)
{
FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry entry = FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry
.ParseDelimitedFrom(@in);
if (entry == null)
{
break;
}
// update the lease manager
INodeFile file = dir.GetInode(entry.GetInodeId()).AsFile();
FileUnderConstructionFeature uc = file.GetFileUnderConstructionFeature();
Preconditions.CheckState(uc != null);
// file must be under-construction
fsn.leaseManager.AddLease(uc.GetClientName(), entry.GetFullPath());
}
}
/// <exception cref="System.IO.IOException"/>
internal void SerializeFilesUCSection(OutputStream @out)
{
IDictionary <string, INodeFile> ucMap = fsn.GetFilesUnderConstruction();
foreach (KeyValuePair <string, INodeFile> entry in ucMap)
{
string path = entry.Key;
INodeFile file = entry.Value;
FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry.Builder b =
FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry.NewBuilder
().SetInodeId(file.GetId()).SetFullPath(path);
FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry e = ((FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry
)b.Build());
e.WriteDelimitedTo(@out);
}
parent.CommitSection(summary, FSImageFormatProtobuf.SectionName.FilesUnderconstruction
);
}
/// <exception cref="System.IO.IOException"/>
private void DumpFileUnderConstructionSection(InputStream @in)
{
@out.Write("<FileUnderConstructionSection>");
while (true)
{
FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry e = FsImageProto.FilesUnderConstructionSection.FileUnderConstructionEntry
.ParseDelimitedFrom(@in);
if (e == null)
{
break;
}
@out.Write("<inode>");
O("id", e.GetInodeId()).O("path", e.GetFullPath());
@out.Write("</inode>\n");
}
@out.Write("</FileUnderConstructionSection>\n");
}
