//=====================================================================
/// <summary>
/// Constructor
/// </summary>
/// <param name="owner">The owning <see cref="SqlDictionary{TValue}"/> class</param>
internal SqlDictionaryEnumerator(SqlDictionary <TValue> owner)
{
cn = new SqlConnection(owner.connection.ConnectionString);
bf = owner.bf;
keyFieldName = owner.keyFieldName;
valueFieldName = owner.valueFieldName;
isReferenceType = owner.isReferenceType;
if (owner.groupIdFieldName == null)
{
cmd = new SqlCommand(String.Format(CultureInfo.InvariantCulture, "Select {0}, {1} From {2}",
keyFieldName, valueFieldName, owner.tableName), cn);
}
else
{
cmd = new SqlCommand(String.Format(CultureInfo.InvariantCulture, "Select {0}, {1} From {2} " +
"Where {3} = '{4}'", keyFieldName, valueFieldName, owner.tableName, owner.groupIdFieldName,
owner.groupId), cn);
}
cn.Open();
this.Reset();
}
//=====================================================================
/// <summary>
/// Constructor
/// </summary>
/// <param name="component">The build component that owns the dictionary. This is useful for logging
/// messages during initialization.</param>
/// <param name="configuration">The target dictionary configuration</param>
/// <param name="connectionString">The connection string to use</param>
/// <param name="groupId">The group ID to use</param>
/// <param name="localCacheSize">The local cache size to use</param>
/// <param name="reload">True to reload the cache or false to leave it alone. This is used to reload
/// project data so that it is always current.</param>
/// <returns>A target dictionary instance that uses a simple in-memory
/// <see cref="Dictionary{TKey, TValue}"/> instance to store the targets.</returns>
public SqlTargetDictionary(BuildComponentCore component, XPathNavigator configuration,
string connectionString, string groupId, int localCacheSize, bool reload) :
base(component, configuration)
{
this.connectionString = connectionString;
base.DictionaryId = groupId;
index = new SqlDictionary <Target>(connectionString, "Targets", "TargetKey", "TargetValue",
"GroupId", groupId)
{
LocalCacheSize = localCacheSize
};
int filesToLoad = 0;
if (reload)
{
filesToLoad = Directory.EnumerateFiles(this.DirectoryPath, this.FilePattern, this.Recurse ?
SearchOption.AllDirectories : SearchOption.TopDirectoryOnly).Count();
}
else
{
foreach (string file in Directory.EnumerateFiles(this.DirectoryPath, this.FilePattern, this.Recurse ?
SearchOption.AllDirectories : SearchOption.TopDirectoryOnly))
{
if ((this.NamespaceFileFilter.Count == 0 || this.NamespaceFileFilter.Contains(
Path.GetFileName(file))) && !this.ContainsKey("N:" + Path.GetFileNameWithoutExtension(file)))
{
filesToLoad++;
}
}
}
// Loading new targets can take a while so issue a diagnostic message as an alert. The time estimate
// is a ballpark figure and depends on the system.
if (filesToLoad != 0)
{
component.WriteMessage(MessageLevel.Diagnostic, "{0} file(s) need to be added to the SQL " +
"reflection target cache database. Indexing them will take about {1:N0} minute(s), " +
"please be patient. Cache location: {2}", filesToLoad, Math.Ceiling(filesToLoad / 60.0),
connectionString);
this.LoadTargetDictionary();
}
}
