public String ToSqlStringForward(String target)
{
AttributeWorker w = AttributeWorker.GetInstance(target);
StringBuilder tmp = new StringBuilder();
bool start = true;
foreach (String key in _virtualKeyValues.Keys)
{
if (!start)
{
tmp.Append(" AND ");
}
start = false;
Object val = _virtualKeyValues[key];
if (val == null)
{
throw new InvalidOperationException("The key is not initialized");
}
String translatedKey = _keyTranslation[key];
FieldInfo joinField = _virtualJoinKeyFields[translatedKey];
String column = w.GetColumnMapping(joinField);
tmp.Append(column).Append("=").Append(SqlUtil.SqlConvert(val));
}
return(tmp.ToString());
}
private QueryGenerator ToSqlRestrictionForward(String target, Serializer.Serializer ser)
{
AttributeWorker w = AttributeWorker.GetInstance(target);
QueryGenerator gen = new QueryGenerator();
gen.AddQueryComponent(new SqlStringComponent(" WHERE "));
bool start = true;
foreach (String key in _virtualDefKeyFields.Keys)
{
if (!start)
{
gen.AddQueryComponent(new SqlStringComponent(" AND "));
}
else
{
gen.AddQueryComponent(new SqlStringComponent("("));
}
start = false;
String translatedKey = _keyTranslation[key];
FieldInfo joinField = _virtualJoinKeyFields[translatedKey];
String joinMapping = w.GetColumnMapping(joinField);
FieldInfo defField = _virtualDefKeyFields[key];
String defMapping = w.GetColumnMapping(defField);
StringBuilder tmp = new StringBuilder();
tmp.Append(defMapping).Append(" IN (SELECT ").Append(joinMapping).Append(" FROM ");
tmp.Append(w.GetTableMapping(TargetType, ser.Praefix));
gen.AddQueryComponent(new SqlStringComponent(tmp));
gen.AddQueryComponent(new PlaceHolderComponent());
gen.AddQueryComponent(new SqlStringComponent(")"));
}
gen.AddQueryComponent(new SqlStringComponent(")"));
return(gen);
//ret.Append(")");
//return ret.ToString();
}
public String ToSqlStringBackward(String target)
{
AttributeWorker w = AttributeWorker.GetInstance(target);
StringBuilder tmp = new StringBuilder();
bool start = true;
foreach (String key in _virtualKeyValues.Keys)
{
if (!start)
{
tmp.Append(" AND ");
}
start = false;
Object val = _virtualKeyValues[key];
FieldInfo defField = _virtualDefKeyFields[key];
String column = w.GetColumnMapping(defField);
tmp.Append(column).Append("=").Append(SqlUtil.SqlConvert(val));
}
return(tmp.ToString());
}
