/// <summary>
/// Converts the SimpleExpression to a <see cref="SqlString"/>.
/// </summary>
/// <returns>A SqlString that contains a valid Sql fragment.</returns>
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
SqlString[] columnNames =
CriterionUtil.GetColumnNamesForSimpleExpression(
propertyName,
_projection,
criteriaQuery,
criteria,
enabledFilters,
this,
value);
Parameter[] parameters = criteriaQuery.NewQueryParameter(GetParameterTypedValue(criteria, criteriaQuery)).ToArray();
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(criteriaQuery.Factory.Dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.Add(columnNames[0])
.Add(StringHelper.ClosedParen)
.Add(Op)
.Add(parameters.Single())
.ToSqlString());
}
else
{
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(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
if (_projection == null)
{
AssertPropertyIsNotCollection(criteriaQuery, criteria);
}
if (_values.Length == 0)
{
// "something in ()" is always false
return(new SqlString("1=0"));
}
//TODO: add default capacity
SqlStringBuilder result = new SqlStringBuilder();
SqlString[] columnNames =
CriterionUtil.GetColumnNames(_propertyName, _projection, criteriaQuery, criteria, enabledFilters);
// Generate SqlString of the form:
// columnName1 in (values) and columnName2 in (values) and ...
for (int columnIndex = 0; columnIndex < columnNames.Length; columnIndex++)
{
SqlString columnName = columnNames[columnIndex];
if (columnIndex > 0)
{
result.Add(" and ");
}
result
.Add(columnName)
.Add(" in (");
for (int i = 0; i < _values.Length; i++)
{
if (i > 0)
{
result.Add(StringHelper.CommaSpace);
}
result.AddParameter();
}
result.Add(")");
}
return(result.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery,
IDictionary <string, IFilter> enabledFilters)
{
//TODO: add a default capacity
SqlStringBuilder sqlBuilder = new SqlStringBuilder();
//IType propertyType = criteriaQuery.GetTypeUsingProjection( criteria, _propertyName );
SqlString[] columnNames =
CriterionUtil.GetColumnNames(_propertyName, _projection, criteriaQuery, criteria, enabledFilters);
criteriaQuery.AddUsedTypedValues(GetTypedValues(criteria, criteriaQuery));
if (columnNames.Length == 1)
{
sqlBuilder
.Add(columnNames[0])
.Add(" between ")
.AddParameter()
.Add(" and ")
.AddParameter();
}
else
{
bool andNeeded = false;
for (int i = 0; i < columnNames.Length; i++)
{
if (andNeeded)
{
sqlBuilder.Add(" AND ");
}
andNeeded = true;
sqlBuilder.Add(columnNames[i])
.Add(" >= ")
.AddParameter();
}
for (int i = 0; i < columnNames.Length; i++)
{
sqlBuilder.Add(" AND ")
.Add(columnNames[i])
.Add(" <= ")
.AddParameter();
}
}
return(sqlBuilder.ToSqlString());
}
public override TypedValue[] GetTypedValues(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
List <TypedValue> typedValues = new List <TypedValue>();
if (projection != null)
{
typedValues.AddRange(projection.GetTypedValues(criteria, criteriaQuery));
typedValues.AddRange(CriterionUtil.GetTypedValues(criteriaQuery, criteria, projection, null, value.ToString().ToLower()));
}
else
{
typedValues.Add(criteriaQuery.GetTypedValue(criteria, propertyName, value.ToString().ToLower()));
}
return(typedValues.ToArray());
}
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
var columns = CriterionUtil.GetColumnNamesAsSqlStringParts(projection, criteriaQuery, criteria);
var value = criteriaQuery.NewQueryParameter(typedValue).Single();
var arguments = new[] { columns[0], value };
var dialect = criteriaQuery.Factory.Dialect;
var functionName = dialect.FullTextSearchFunction;
var dialectFunction = criteriaQuery.Factory.SQLFunctionRegistry.FindSQLFunction(functionName);
if (dialectFunction == null)
{
throw new HibernateException(string.Format("The current dialect '{0}' doesn't support the function: '{1}'",
criteriaQuery.Factory.Dialect, functionName));
}
return(dialectFunction.Render(arguments, criteriaQuery.Factory));
}
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
SqlString[] columns = CriterionUtil.GetColumnNamesUsingProjection(projection, criteriaQuery, criteria, enabledFilters);
if (columns.Length != 1)
{
throw new HibernateException("Like may only be used with single-column properties / projections.");
}
SqlStringBuilder lhs = new SqlStringBuilder(6);
if (ignoreCase)
{
Dialect.Dialect dialect = criteriaQuery.Factory.Dialect;
lhs.Add(dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.Add(columns[0])
.Add(StringHelper.ClosedParen);
}
else
{
lhs.Add(columns[0]);
}
criteriaQuery.AddUsedTypedValues(GetTypedValues(criteria, criteriaQuery));
if (ignoreCase)
{
Dialect.Dialect dialect = criteriaQuery.Factory.Dialect;
lhs.Add(" like ")
.Add(dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.AddParameter()
.Add(StringHelper.ClosedParen);
}
else
{
lhs.Add(" like ").AddParameter();
}
if (escapeChar.HasValue)
{
lhs.Add(" escape '" + escapeChar + "'");
}
return(lhs.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
var columns = CriterionUtil.GetColumnNamesAsSqlStringParts(projection, criteriaQuery, criteria);
if (columns.Length != 1)
{
throw new HibernateException("Like may only be used with single-column properties / projections.");
}
SqlStringBuilder lhs = new SqlStringBuilder(6);
if (ignoreCase)
{
Dialect.Dialect dialect = criteriaQuery.Factory.Dialect;
lhs.Add(dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.AddObject(columns[0])
.Add(StringHelper.ClosedParen);
}
else
{
lhs.AddObject(columns[0]);
}
if (ignoreCase)
{
Dialect.Dialect dialect = criteriaQuery.Factory.Dialect;
lhs.Add(" like ")
.Add(dialect.LowercaseFunction)
.Add(StringHelper.OpenParen)
.Add(criteriaQuery.NewQueryParameter(typedValue).Single())
.Add(StringHelper.ClosedParen);
}
else
{
lhs.Add(" like ").Add(criteriaQuery.NewQueryParameter(typedValue).Single());
}
if (escapeChar.HasValue)
{
lhs.Add(" escape '" + escapeChar + "'");
}
return(lhs.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, int position, ICriteriaQuery criteriaQuery)
{
var buf = new SqlStringBuilder().Add("count(");
if (distinct)
{
buf.Add("distinct ");
}
if (projection != null)
{
buf.AddObject(CriterionUtil.GetColumnNameAsSqlStringPart(projection, criteriaQuery, criteria));
}
else
{
buf.Add(criteriaQuery.GetColumn(criteria, propertyName));
}
buf.Add(") as y").Add(position.ToString()).Add("_");
return(buf.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, int loc, ICriteriaQuery criteriaQuery)
{
ISessionFactoryImplementor factory = criteriaQuery.Factory;
SqlType[] sqlTypeCodes = NHibernateUtil.Double.SqlTypes(factory);
string sqlType = factory.Dialect.GetCastTypeName(sqlTypeCodes[0]);
var sql = new SqlStringBuilder().Add(aggregate).Add("(");
sql.Add("cast(");
if (projection != null)
{
sql.AddObject(CriterionUtil.GetColumnNameAsSqlStringPart(projection, criteriaQuery, criteria));
}
else
{
sql.Add(criteriaQuery.GetColumn(criteria, propertyName));
}
sql.Add(" as ").Add(sqlType).Add(")");
sql.Add(") as ").Add(GetColumnAliases(loc, criteria, criteriaQuery)[0]);
return(sql.ToSqlString());
}
public override SqlString ToSqlString(ICriteria criteria, int position, ICriteriaQuery criteriaQuery)
{
var sqlBuilder = new SqlStringBuilder(5 + (_cases.Length * 4));
sqlBuilder.Add("(case");
foreach (var projectionCase in _cases)
{
sqlBuilder.Add(" when ");
sqlBuilder.Add(projectionCase.Criterion.ToSqlString(criteria, criteriaQuery));
sqlBuilder.Add(" then ");
sqlBuilder.AddObject(CriterionUtil.GetColumnNameAsSqlStringPart(projectionCase.Projection, criteriaQuery, criteria));
}
sqlBuilder.Add(" else ");
sqlBuilder.AddObject(CriterionUtil.GetColumnNameAsSqlStringPart(_elseProjection, criteriaQuery, criteria));
sqlBuilder.Add(" end) as ");
sqlBuilder.Add(GetColumnAlias(position));
return(sqlBuilder.ToSqlString());
}
private static object[] GetProjectionArguments(ICriteriaQuery criteriaQuery, ICriteria criteria, IProjection projection)
{
return(CriterionUtil.GetColumnNamesAsSqlStringParts(projection, criteriaQuery, criteria));
}
public TypedValue GetParameterTypedValue(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
var matchValue = value.ToString().ToLower();
return(CriterionUtil.GetTypedValue(criteriaQuery, criteria, projection, propertyName, matchValue));
}
public override TypedValue[] GetTypedValues(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
object icvalue = ignoreCase ? value.ToString().ToLower() : value;
return(CriterionUtil.GetTypedValues(criteriaQuery, criteria, _projection, propertyName, icvalue));
}
public TypedValue GetParameterTypedValue(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
object icvalue = ignoreCase ? value.ToString().ToLower() : value;
return(CriterionUtil.GetTypedValue(criteriaQuery, criteria, _projection, propertyName, icvalue));
}
/// <summary>
/// Converts the SimpleExpression to a <see cref="SqlString"/>.
/// </summary>
/// <returns>A SqlString that contains a valid Sql fragment.</returns>
public override SqlString ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary <string, IFilter> enabledFilters)
{
SqlString[] columnNames =
CriterionUtil.GetColumnNamesForSimpleExpression(
propertyName,
_projection,
criteriaQuery,
criteria,
enabledFilters,
this,
value);
TypedValue typedValue = GetParameterTypedValue(criteria, criteriaQuery);
Parameter[] parameters = criteriaQuery.NewQueryParameter(typedValue).ToArray();
if (ignoreCase)
{
if (columnNames.Length != 1)
{
throw new HibernateException(
"case insensitive expression may only be applied to single-column properties: " +
propertyName);
}
return(new SqlString(
criteriaQuery.Factory.Dialect.LowercaseFunction,
StringHelper.OpenParen,
columnNames[0],
StringHelper.ClosedParen,
Op,
parameters.Single()));
}
else
{
SqlStringBuilder sqlBuilder = new SqlStringBuilder(4 * columnNames.Length);
var columnNullness = typedValue.Type.ToColumnNullness(typedValue.Value, criteriaQuery.Factory);
if (columnNullness.Length != columnNames.Length)
{
throw new AssertionFailure("Column nullness length doesn't match number of columns.");
}
for (int i = 0; i < columnNames.Length; i++)
{
if (i > 0)
{
sqlBuilder.Add(" and ");
}
if (columnNullness[i])
{
sqlBuilder.Add(columnNames[i])
.Add(Op)
.Add(parameters[i]);
}
else
{
sqlBuilder.Add(columnNames[i])
.Add(" is null ");
}
}
return(sqlBuilder.ToSqlString());
}
}
public override TypedValue[] GetTypedValues(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
return(CriterionUtil.GetTypedValues(criteriaQuery, criteria, _projection, _propertyName, _lo, _hi));
}
public override TypedValue[] GetTypedValues(ICriteria criteria, ICriteriaQuery criteriaQuery)
{
return(CriterionUtil.GetTypedValues(criteriaQuery, criteria, projection, propertyName, value.ToString().ToLower()));
}
