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add some locks back into the sqlite asset path, as something changed

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that is causing a lot of out of order execution on asset fetches on
multi region sims.
This commit is contained in:
Sean Dague
2008-07-18 15:34:32 +00:00
parent 0ea73384d4
commit 611b56070b
1 changed files with 56 additions and 49 deletions
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105
OpenSim/Data/SQLite/SQLiteAssetData.cs
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@@ -94,22 +94,24 @@ namespace OpenSim.Data.SQLite
/// <returns>Asset base</returns>
override public AssetBase FetchAsset(LLUUID uuid)
{
using (SqliteCommand cmd = new SqliteCommand(SelectAssetSQL, m_conn))
lock(this)
{
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(uuid)));
using (IDataReader reader = cmd.ExecuteReader())
using (SqliteCommand cmd = new SqliteCommand(SelectAssetSQL, m_conn))
{
if (reader.Read())
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(uuid)));
using (IDataReader reader = cmd.ExecuteReader())
{
AssetBase asset = buildAsset(reader);
reader.Close();
return asset;
}
else
{
reader.Close();
return null;
if (reader.Read())
{
AssetBase asset = buildAsset(reader);
reader.Close();
return asset;
}
else
{
reader.Close();
return null;
}
}
}
}
@@ -128,17 +130,19 @@ namespace OpenSim.Data.SQLite
}
else
{
using (SqliteCommand cmd = new SqliteCommand(InsertAssetSQL, m_conn))
{
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(asset.FullID)));
cmd.Parameters.Add(new SqliteParameter(":Name", asset.Name));
cmd.Parameters.Add(new SqliteParameter(":Description", asset.Description));
cmd.Parameters.Add(new SqliteParameter(":Type", asset.Type));
cmd.Parameters.Add(new SqliteParameter(":Local", asset.Local));
cmd.Parameters.Add(new SqliteParameter(":Temporary", asset.Temporary));
cmd.Parameters.Add(new SqliteParameter(":Data", asset.Data));
cmd.ExecuteNonQuery();
lock(this) {
using (SqliteCommand cmd = new SqliteCommand(InsertAssetSQL, m_conn))
{
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(asset.FullID)));
cmd.Parameters.Add(new SqliteParameter(":Name", asset.Name));
cmd.Parameters.Add(new SqliteParameter(":Description", asset.Description));
cmd.Parameters.Add(new SqliteParameter(":Type", asset.Type));
cmd.Parameters.Add(new SqliteParameter(":Local", asset.Local));
cmd.Parameters.Add(new SqliteParameter(":Temporary", asset.Temporary));
cmd.Parameters.Add(new SqliteParameter(":Data", asset.Data));
cmd.ExecuteNonQuery();
}
}
}
}
@@ -150,20 +154,21 @@ namespace OpenSim.Data.SQLite
override public void UpdateAsset(AssetBase asset)
{
LogAssetLoad(asset);
using (SqliteCommand cmd = new SqliteCommand(UpdateAssetSQL, m_conn))
{
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(asset.FullID)));
cmd.Parameters.Add(new SqliteParameter(":Name", asset.Name));
cmd.Parameters.Add(new SqliteParameter(":Description", asset.Description));
cmd.Parameters.Add(new SqliteParameter(":Type", asset.Type));
cmd.Parameters.Add(new SqliteParameter(":Local", asset.Local));
cmd.Parameters.Add(new SqliteParameter(":Temporary", asset.Temporary));
cmd.Parameters.Add(new SqliteParameter(":Data", asset.Data));
cmd.ExecuteNonQuery();
lock(this) {
using (SqliteCommand cmd = new SqliteCommand(UpdateAssetSQL, m_conn))
{
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(asset.FullID)));
cmd.Parameters.Add(new SqliteParameter(":Name", asset.Name));
cmd.Parameters.Add(new SqliteParameter(":Description", asset.Description));
cmd.Parameters.Add(new SqliteParameter(":Type", asset.Type));
cmd.Parameters.Add(new SqliteParameter(":Local", asset.Local));
cmd.Parameters.Add(new SqliteParameter(":Temporary", asset.Temporary));
cmd.Parameters.Add(new SqliteParameter(":Data", asset.Data));
cmd.ExecuteNonQuery();
}
}
}
/// <summary>
@@ -190,20 +195,22 @@ namespace OpenSim.Data.SQLite
/// <returns>True if exist, or false.</returns>
override public bool ExistsAsset(LLUUID uuid)
{
using (SqliteCommand cmd = new SqliteCommand(SelectAssetSQL, m_conn))
{
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(uuid)));
using (IDataReader reader = cmd.ExecuteReader())
lock (this) {
using (SqliteCommand cmd = new SqliteCommand(SelectAssetSQL, m_conn))
{
if (reader.Read())
cmd.Parameters.Add(new SqliteParameter(":UUID", Util.ToRawUuidString(uuid)));
using (IDataReader reader = cmd.ExecuteReader())
{
reader.Close();
return true;
}
else
{
reader.Close();
return false;
if (reader.Read())
{
reader.Close();
return true;
}
else
{
reader.Close();
return false;
}
}
}
}