/// <summary>
/// Warning: adds new parameters to the argument by side-effect, as well as mutating the query string!
/// </summary>
private string ExpandParameterList(string query, string name, TypedValue typedList, IDictionary <string, TypedValue> namedParamsCopy)
{
var vals = (IEnumerable)typedList.Value;
var type = typedList.Type;
var typedValues = (from object value in vals
select new TypedValue(type, value, session.EntityMode))
.ToList();
if (typedValues.Count == 1)
{
namedParamsCopy[name] = typedValues[0];
return(query);
}
var isJpaPositionalParam = parameterMetadata.GetNamedParameterDescriptor(name).JpaStyle;
var aliases = new string[typedValues.Count];
for (var index = 0; index < typedValues.Count; index++)
{
var value = typedValues[index];
var alias = (isJpaPositionalParam ? 'x' + name : name + StringHelper.Underscore) + index + StringHelper.Underscore;
namedParamsCopy[alias] = value;
aliases[index] = ParserHelper.HqlVariablePrefix + alias;
}
var paramPrefix = isJpaPositionalParam ? StringHelper.SqlParameter : ParserHelper.HqlVariablePrefix;
return(StringHelper.Replace(query, paramPrefix + name, string.Join(StringHelper.CommaSpace, aliases), true));
}
/// <summary>
/// Warning: adds new parameters to the argument by side-effect, as well as mutating the query string!
/// </summary>
private string ExpandParameterList(string query, string name, TypedValue typedList, IDictionary <string, TypedValue> namedParamsCopy)
{
var vals = (ICollection)typedList.Value;
IType type = typedList.Type;
if (vals.Count == 1)
{
// short-circuit for performance...
IEnumerator iter = vals.GetEnumerator();
iter.MoveNext();
namedParamsCopy[name] = new TypedValue(type, iter.Current, session.EntityMode);
return(query);
}
var list = new StringBuilder(16);
int i = 0;
bool isJpaPositionalParam = parameterMetadata.GetNamedParameterDescriptor(name).JpaStyle;
foreach (object obj in vals)
{
if (i > 0)
{
list.Append(StringHelper.CommaSpace);
}
string alias = (isJpaPositionalParam ? 'x' + name : name + StringHelper.Underscore) + i++ + StringHelper.Underscore;
namedParamsCopy[alias] = new TypedValue(type, obj, session.EntityMode);
list.Append(ParserHelper.HqlVariablePrefix).Append(alias);
}
string paramPrefix = isJpaPositionalParam ? StringHelper.SqlParameter : ParserHelper.HqlVariablePrefix;
return(StringHelper.Replace(query, paramPrefix + name, list.ToString(), true));
}
