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workaround potencial memory leaks

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UbitUmarov
2016-08-22 06:03:39 +01:00
parent 52a80f1742
commit 5d5bad5fc1
3 changed files with 66 additions and 61 deletions
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27
OpenSim/Data/MySQL/MySQLFSAssetData.cs
View File

@@ -316,15 +316,16 @@ namespace OpenSim.Data.MySQL
return 0;
}
MySqlCommand cmd = conn.CreateCommand();
cmd.CommandText = String.Format("select count(*) as count from {0}", m_Table);
using (IDataReader reader = cmd.ExecuteReader())
using(MySqlCommand cmd = conn.CreateCommand())
{
reader.Read();
cmd.CommandText = String.Format("select count(*) as count from {0}",m_Table);
count = Convert.ToInt32(reader["count"]);
using (IDataReader reader = cmd.ExecuteReader())
{
reader.Read();
count = Convert.ToInt32(reader["count"]);
}
}
}
@@ -333,15 +334,15 @@ namespace OpenSim.Data.MySQL
public bool Delete(string id)
{
MySqlCommand cmd = new MySqlCommand();
using(MySqlCommand cmd = new MySqlCommand())
{
cmd.CommandText = String.Format("delete from {0} where id = ?id", m_Table);
cmd.CommandText = String.Format("delete from {0} where id = ?id",m_Table);
cmd.Parameters.AddWithValue("?id", id);
cmd.Parameters.AddWithValue("?id", id);
ExecuteNonQuery(cmd);
cmd.Dispose();
ExecuteNonQuery(cmd);
}
return true;
}

48
OpenSim/Data/MySQL/MySQLXAssetData.cs
View File

@@ -440,37 +440,39 @@ namespace OpenSim.Data.MySQL
using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
{
dbcon.Open();
MySqlCommand cmd = new MySqlCommand("SELECT Name, Description, AccessTime, AssetType, Temporary, ID, AssetFlags, CreatorID FROM XAssetsMeta LIMIT ?start, ?count", dbcon);
cmd.Parameters.AddWithValue("?start", start);
cmd.Parameters.AddWithValue("?count", count);
try
using(MySqlCommand cmd = new MySqlCommand("SELECT Name, Description, AccessTime, AssetType, Temporary, ID, AssetFlags, CreatorID FROM XAssetsMeta LIMIT ?start, ?count",dbcon))
{
using (MySqlDataReader dbReader = cmd.ExecuteReader())
cmd.Parameters.AddWithValue("?start",start);
cmd.Parameters.AddWithValue("?count", count);
try
{
while (dbReader.Read())
using (MySqlDataReader dbReader = cmd.ExecuteReader())
{
AssetMetadata metadata = new AssetMetadata();
metadata.Name = (string)dbReader["Name"];
metadata.Description = (string)dbReader["Description"];
metadata.Type = (sbyte)dbReader["AssetType"];
metadata.Temporary = Convert.ToBoolean(dbReader["Temporary"]); // Not sure if this is correct.
metadata.Flags = (AssetFlags)Convert.ToInt32(dbReader["AssetFlags"]);
metadata.FullID = DBGuid.FromDB(dbReader["ID"]);
metadata.CreatorID = dbReader["CreatorID"].ToString();
while (dbReader.Read())
{
AssetMetadata metadata = new AssetMetadata();
metadata.Name = (string)dbReader["Name"];
metadata.Description = (string)dbReader["Description"];
metadata.Type = (sbyte)dbReader["AssetType"];
metadata.Temporary = Convert.ToBoolean(dbReader["Temporary"]); // Not sure if this is correct.
metadata.Flags = (AssetFlags)Convert.ToInt32(dbReader["AssetFlags"]);
metadata.FullID = DBGuid.FromDB(dbReader["ID"]);
metadata.CreatorID = dbReader["CreatorID"].ToString();
// We'll ignore this for now - it appears unused!
// metadata.SHA1 = dbReader["hash"]);
// We'll ignore this for now - it appears unused!
// metadata.SHA1 = dbReader["hash"]);
UpdateAccessTime(metadata, (int)dbReader["AccessTime"]);
UpdateAccessTime(metadata, (int)dbReader["AccessTime"]);
retList.Add(metadata);
retList.Add(metadata);
}
}
}
}
catch (Exception e)
{
m_log.Error("[XASSETS DB]: MySql failure fetching asset set" + Environment.NewLine + e.ToString());
catch (Exception e)
{
m_log.Error("[XASSETS DB]: MySql failure fetching asset set" + Environment.NewLine + e.ToString());
}
}
}