public static void ProcessDynamicFilterParameters(
SqlString sqlFragment,
IParameterContainer container,
HqlSqlWalker walker)
{
if (walker.EnabledFilters.Count == 0 &&
(!HasDynamicFilterParam(sqlFragment)) &&
(!(HasCollectionFilterParam(sqlFragment))))
{
return;
}
Dialect.Dialect dialect = walker.SessionFactoryHelper.Factory.Dialect;
string symbols = new StringBuilder().Append(ParserHelper.HqlSeparators)
.Append(dialect.OpenQuote)
.Append(dialect.CloseQuote)
.ToString();
StringTokenizer tokens = new StringTokenizer(sqlFragment.ToString(), symbols, true);
StringBuilder result = new StringBuilder();
foreach (string token in tokens)
{
if (token.StartsWith(ParserHelper.HqlVariablePrefix))
{
string filterParameterName = token.Substring(1);
string[] parts = StringHelper.ParseFilterParameterName(filterParameterName);
FilterImpl filter = ( FilterImpl )walker.EnabledFilters[parts[0]];
Object value = filter.GetParameter(parts[1]);
IType type = filter.FilterDefinition.GetParameterType(parts[1]);
String typeBindFragment = StringHelper.Join(
",",
ArrayHelper.FillArray("?", type.GetColumnSpan(walker.SessionFactoryHelper.Factory))
);
string bindFragment = (value != null && value is ICollection)
? StringHelper.Join(",", ArrayHelper.FillArray(typeBindFragment, (( ICollection )value).Count))
: typeBindFragment;
//result.Append( bindFragment );
result.Append(token);
container.AddEmbeddedParameter(new DynamicFilterParameterSpecification(parts[0], parts[1], type));
}
else
{
result.Append(token);
}
}
container.Text = result.ToString();
}
