/// <summary>
///
/// </summary>
/// <param name="factory"></param>
/// <param name="persistentClass"></param>
/// <param name="alias"></param>
/// <returns></returns>
public override SqlString ToSqlString(ISessionFactoryImplementor factory, System.Type persistentClass, string alias, IDictionary aliasClasses)
{
//TODO: add default capacity
SqlStringBuilder sqlBuilder = new SqlStringBuilder();
IType propertyType = AbstractCriterion.GetType(factory, persistentClass, _propertyName, aliasClasses);
string[] columnNames = AbstractCriterion.GetColumns(factory, persistentClass, _propertyName, alias, aliasClasses);
Parameter[] parameters = Parameter.GenerateParameters(factory, columnNames, propertyType);
if (columnNames.Length != 1)
{
throw new HibernateException("insensitive like may only be used with single-column properties");
}
if (factory.Dialect is PostgreSQLDialect)
{
sqlBuilder.Add(columnNames[0]);
sqlBuilder.Add(" ilike ");
}
else
{
sqlBuilder.Add(factory.Dialect.LowercaseFunction)
.Add("(")
.Add(columnNames[0])
.Add(")")
.Add(" like ");
}
sqlBuilder.Add(parameters[0]);
return(sqlBuilder.ToSqlString());
}
public override SqlString ToSqlString(ISessionFactoryImplementor factory, System.Type persistentClass, string alias, IDictionary aliasClasses)
{
//TODO: add default capacity
SqlStringBuilder sqlBuilder = new SqlStringBuilder();
string[] columnNames = AbstractCriterion.GetColumns(factory, persistentClass, _propertyName, alias, aliasClasses);
bool opNeeded = false;
for (int i = 0; i < columnNames.Length; i++)
{
if (opNeeded)
{
sqlBuilder.Add(" or ");
}
opNeeded = true;
sqlBuilder.Add(columnNames[i])
.Add(" is not null");
}
if (columnNames.Length > 1)
{
sqlBuilder.Insert(0, "(");
sqlBuilder.Add(")");
}
return(sqlBuilder.ToSqlString());
}
public override TypedValue[] GetTypedValues(ISessionFactoryImplementor sessionFactory, System.Type persistentClass, IDictionary aliasClasses)
{
return(new TypedValue[]
{
AbstractCriterion.GetTypedValue(sessionFactory, persistentClass, _propertyName, _lo, aliasClasses),
AbstractCriterion.GetTypedValue(sessionFactory, persistentClass, _propertyName, _hi, aliasClasses)
});
}
/// <summary>
/// Render the SQL fragment
/// </summary>
/// <param name="sessionFactory"></param>
/// <param name="persistentClass"></param>
/// <param name="alias"></param>
/// <returns></returns>
public string ToSqlString(ISessionFactoryImplementor sessionFactory, System.Type persistentClass, string alias)
{
string[] columns = AbstractCriterion.GetColumns(sessionFactory, persistentClass, _propertyName, alias, emptyMap);
if (columns.Length != 1)
{
throw new HibernateException("Cannot order by multi-column property: " + _propertyName);
}
return(columns[0] + (_ascending ? " asc" : " desc"));
}
public override TypedValue[] GetTypedValues(ISessionFactoryImplementor sessionFactory, System.Type persistentClass, IDictionary aliasClasses)
{
object icvalue = _ignoreCase ? _value.ToString().ToLower() : _value;
return(new TypedValue[]
{
AbstractCriterion.GetTypedValue(sessionFactory, persistentClass, _propertyName, icvalue, aliasClasses)
});
}
/// <summary>
/// Converts the SimpleExpression to a <see cref="SqlString"/>.
/// </summary>
/// <param name="factory">The ISessionFactory that contains the mapping for the Type.</param>
/// <param name="persistentClass">The Class the Expression is being built for.</param>
/// <param name="alias">The alias to use for the table.</param>
/// <returns>A SqlString that contains a valid Sql fragment.</returns>
public override SqlString ToSqlString(ISessionFactoryImplementor factory, System.Type persistentClass, string alias, IDictionary aliasClasses)
{
string[] columnNames = AbstractCriterion.GetColumns(factory, persistentClass, _propertyName, alias, aliasClasses);
IType propertyType = AbstractCriterion.GetType(factory, persistentClass, _propertyName, aliasClasses);
if (propertyType.IsPersistentCollectionType)
{
throw new QueryException(string.Format(
"cannot use collection property ({0}.{1}) directly in a criterion,"
+ " use ICriteria.CreateCriteria instead",
persistentClass.FullName, _propertyName));
}
Parameter[] parameters = Parameter.GenerateParameters(factory, columnNames, propertyType);
if (_ignoreCase)
{
if (columnNames.Length != 1)
{
throw new HibernateException(
"case insensitive expression may only be applied to single-column properties: " +
_propertyName);
}
return(new SqlStringBuilder(6)
.Add(factory.Dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.Add(columnNames[0])
.Add(StringHelper.ClosedParen)
.Add(Op)
.Add(parameters[0])
.ToSqlString());
}
else
{
//TODO: add default capacity
SqlStringBuilder sqlBuilder = new SqlStringBuilder(4 * columnNames.Length);
for (int i = 0; i < columnNames.Length; i++)
{
if (i > 0)
{
sqlBuilder.Add(" and ");
}
sqlBuilder.Add(columnNames[i])
.Add(Op)
.Add(parameters[i]);
}
return(sqlBuilder.ToSqlString());
}
}
public override SqlString ToSqlString(ISessionFactoryImplementor factory, System.Type persistentClass, string alias, IDictionary aliasClasses)
{
if (_values.Length == 0)
{
// "something in ()" is always false
return(new SqlString("1=0"));
}
//TODO: add default capacity
SqlStringBuilder result = new SqlStringBuilder();
IType propertyType = AbstractCriterion.GetType(factory, persistentClass, _propertyName, aliasClasses);
SqlType[] columnSqlTypes = propertyType.SqlTypes(factory);
string[] columnNames = AbstractCriterion.GetColumns(factory, persistentClass, _propertyName, alias, aliasClasses);
// Generate SqlString of the form:
// columnName1 in (values) and columnName2 in (values) and ...
for (int columnIndex = 0; columnIndex < columnNames.Length; columnIndex++)
{
string columnName = columnNames[columnIndex];
SqlType columnSqlType = columnSqlTypes[columnIndex];
if (columnIndex > 0)
{
result.Add(" and ");
}
result
.Add(columnName)
.Add(" in (");
Parameter[] valueParameters = GenerateValueParameters(columnName, columnSqlType, _values.Length);
for (int i = 0; i < valueParameters.Length; i++)
{
if (i > 0)
{
result.Add(StringHelper.CommaSpace);
}
result.Add(valueParameters[i]);
}
result.Add(")");
}
return(result.ToSqlString());
}
/// <summary>
///
/// </summary>
/// <param name="factory"></param>
/// <param name="persistentClass"></param>
/// <param name="alias"></param>
/// <returns></returns>
public override SqlString ToSqlString(ISessionFactoryImplementor factory, System.Type persistentClass, string alias, IDictionary aliasClasses)
{
SqlStringBuilder sqlBuilder = new SqlStringBuilder();
string[] columnNames = AbstractCriterion.GetColumns(factory, persistentClass, _lhsPropertyName, alias, aliasClasses);
string[] otherColumnNames = AbstractCriterion.GetColumns(factory, persistentClass, _rhsPropertyName, alias, aliasClasses);
string result = string.Join(
" and ",
StringHelper.Add(columnNames, Op, otherColumnNames)
);
if (columnNames.Length > 1)
{
result = StringHelper.OpenParen + result + StringHelper.ClosedParen;
}
return(new SqlString(result));
//TODO: get SQL rendering out of this package!
}
public override SqlString ToSqlString(ISessionFactoryImplementor factory, System.Type persistentClass, string alias, IDictionary aliasClasses)
{
//TODO: add a default capacity
SqlStringBuilder sqlBuilder = new SqlStringBuilder();
IType propertyType = AbstractCriterion.GetType(factory, persistentClass, _propertyName, aliasClasses);
string[] columnNames = AbstractCriterion.GetColumns(factory, persistentClass, _propertyName, alias, aliasClasses);
Parameter[] loParameters = Parameter.GenerateParameters(
factory,
StringHelper.Suffix(columnNames, "_lo"),
propertyType);
Parameter[] hiParameters = Parameter.GenerateParameters(
factory,
StringHelper.Suffix(columnNames, "_hi"),
propertyType);
bool andNeeded = false;
for (int i = 0; i < columnNames.Length; i++)
{
if (andNeeded)
{
sqlBuilder.Add(" AND ");
}
andNeeded = true;
sqlBuilder.Add(columnNames[i])
.Add(" between ")
.Add(loParameters[i])
.Add(" and ")
.Add(hiParameters[i]);
}
return(sqlBuilder.ToSqlString());
}
