public void backupUncommitedPadint(int tid, int uid, DSPadint padint)
{
this.checkFailOrFreeze();
if (!this.backedUpUncommitedChanges.ContainsKey(tid))
{
this.backedUpUncommitedChanges.Add(tid, new Dictionary<int, DSPadint>());
}
this.backedUpUncommitedChanges[tid][uid] = padint;
}
public void addBackupPadInt(int uid, DSPadint padint)
{
this.checkFailOrFreeze();
this.backupPadints.Add(uid, padint);
}
public int Read(int tid, int uid)
{
this.checkFailOrFreeze();
if (!primaryPadints.ContainsKey(uid))
{
throw new InexistentPadIntException(uid);
}
if (this.uncommitedChanges.ContainsKey(tid))
{
if (this.uncommitedChanges[tid].ContainsKey(uid))
{
return this.uncommitedChanges[tid][uid].Value;
}
else
{
DSPadint padint = null;
lock (primaryPadints[uid])
{
padint = new DSPadint(primaryPadints[uid].Value, primaryPadints[uid].Timestamp);
}
this.uncommitedChanges[tid].Add(uid, padint);
if (backupServer != null)
backupServer.backupUncommitedPadint(tid, uid, padint);
return padint.Value;
}
}
else
{
DSPadint padint = null;
lock (primaryPadints[uid])
{
padint = new DSPadint(primaryPadints[uid].Value, primaryPadints[uid].Timestamp);
}
Dictionary<int, DSPadint> changedPadInts = new Dictionary<int, DSPadint>();
changedPadInts.Add(uid, padint);
this.uncommitedChanges.Add(tid, changedPadInts);
if (backupServer != null)
backupServer.backupUncommitedPadint(tid, uid, padint);
return padint.Value;
}
}
