public virtual void Visiting(SqlUpdateStatement updateStatement)
{
updateStatement.SqlUpdateClause.Accept(this);
sqlBuilder.Append(" Set ");
int i = 0;
foreach (SqlColumn sqlColumn in updateStatement.SqlColumnList)
{
SqlExpression sqlExpression = (SqlExpression) updateStatement.ValueList[i];
sqlColumn.Accept(this);
sqlBuilder.Append(" = ");
sqlExpression.Accept(this);
sqlBuilder.Append(", ");
i++;
}
sqlBuilder.Length -= 2;
updateStatement.SqlFromClause.Accept(this);
updateStatement.SqlWhereClause.Accept(this);
}
public virtual void Visited(SqlUpdateStatement updateStatement)
{
}
protected virtual string GetUpdateNonPrimaryStatement(object obj, ArrayList propertyMaps, IList stillDirty, IList parameters)
{
IClassMap classMap = null;
IPropertyMap firstPropertyMap = null;
IPropertyMap propertyMap;
ITableMap tableMap = null;
string compareOp = "";
string wrappedValue;
IObjectManager om;
IPersistenceManager pm;
IColumnMap idColumnMap = null;
IPropertyMap idPropertyMap = null;
OptimisticConcurrencyBehaviorType propOptBehavior;
PropertyStatus propStatus;
bool hadDirty = false;
bool ignore;
object refObj;
string paramName = "";
IList orgParameters = new ArrayList() ;
Hashtable addedPropertyMaps = new Hashtable() ;
om = m_SqlEngineManager.Context.ObjectManager;
pm = m_SqlEngineManager.Context.PersistenceManager;
foreach (IPropertyMap iPropertyMap in propertyMaps)
{
propertyMap = iPropertyMap;
firstPropertyMap = propertyMap;
classMap = propertyMap.ClassMap;
tableMap = propertyMap.MustGetTableMap();
idColumnMap = propertyMap.GetIdColumnMap();
idPropertyMap = classMap.MustGetPropertyMapForColumnMap(idColumnMap.MustGetPrimaryKeyColumnMap());
break;
}
SqlUpdateStatement update = new SqlUpdateStatement(tableMap.SourceMap) ;
SqlTableAlias table = update.GetSqlTableAlias(tableMap);
SqlColumnAlias idColumn = table.GetSqlColumnAlias(idColumnMap);
SqlSearchCondition search;
SqlParameter param;
update.SqlUpdateClause.SqlTable = table.SqlTable;
bool hadStillDirty = false;
if (stillDirty.Count > 0)
hadStillDirty = true;
foreach (IPropertyMap iPropertyMap in propertyMaps)
{
propertyMap = iPropertyMap;
propOptBehavior = pm.GetUpdateOptimisticConcurrencyBehavior(OptimisticConcurrencyBehaviorType.DefaultBehavior, propertyMap);
propStatus = om.GetPropertyStatus(obj, propertyMap.Name);
if (hadStillDirty)
{
if (stillDirty.Contains(propertyMap))
{
propStatus = PropertyStatus.Dirty ;
}
else
{
if (propStatus == PropertyStatus.Dirty)
propStatus = PropertyStatus.Clean ;
}
}
bool first = true;
foreach (IColumnMap columnMap in propertyMap.GetAllColumnMaps())
{
SqlColumnAlias column = table.GetSqlColumnAlias(columnMap);
if (propStatus == PropertyStatus.Dirty)
{
ignore = false;
if (!(propertyMap.ReferenceType == ReferenceType.None))
{
refObj = om.GetPropertyValue(obj, propertyMap.Name);
if (refObj != null)
{
ObjectStatus refObjectStatus = om.GetObjectStatus(refObj);
if (refObjectStatus == ObjectStatus.UpForCreation)
{
ignore = true;
if (!(stillDirty.Contains(propertyMap)))
stillDirty.Add(propertyMap) ;
}
}
}
if (!(ignore))
{
paramName = GetParameterName(propertyMap);
param = AddSqlParameter(update, parameters, paramName, obj, propertyMap, om.GetPropertyValue(obj, propertyMap.Name), columnMap);
update.AddSqlColumnAndValue(column, param);
hadDirty = true;
addedPropertyMaps[propertyMap] = propertyMap;
if (hadStillDirty)
stillDirty.Remove(propertyMap);
}
}
if (!(propOptBehavior == OptimisticConcurrencyBehaviorType.Disabled))
{
if (om.HasOriginalValues(obj, propertyMap.Name))
{
search = update.SqlWhereClause.GetNextSqlSearchCondition();
//Hack: For some reason it doesn't work to match NULL in parameterized queries...?
wrappedValue = WrapValue(obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), columnMap, ref compareOp, true);
if (wrappedValue == "NULL" && compareOp == "Is")
search.GetSqlIsNullPredicate(column);
else if (compareOp == "LIKE")
{
if (first)
paramName = GetParameterName(propertyMap, "Org_");
else
paramName = GetParameterName(propertyMap, columnMap, "Org_");
param = AddSqlParameter(update, parameters, paramName, obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), columnMap, true);
search.GetSqlLikePredicate(column, param);
}
else
{
paramName = GetParameterName(propertyMap, "Org_");
param = AddSqlParameter(update, orgParameters, paramName, obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), columnMap, true);
search.GetSqlComparePredicate(column, SqlCompareOperatorType.Equals, param);
}
}
}
first = false;
}
}
if (!(hadDirty))
return "";
IList remove = new ArrayList();
foreach (IPropertyMap removePropertyMap in propertyMaps)
{
if (addedPropertyMaps.ContainsKey(removePropertyMap))
{
remove.Add(removePropertyMap);
}
}
foreach (IPropertyMap removePropertyMap in remove)
{
propertyMaps.Remove(removePropertyMap);
}
paramName = GetParameterName(idPropertyMap, "Id_");
param = AddSqlParameter(update, parameters, paramName, obj, idPropertyMap, om.GetPropertyValue(obj, idPropertyMap.Name), idColumnMap, true);
search = update.SqlWhereClause.GetNextSqlSearchCondition();
search.GetSqlComparePredicate(idColumn, SqlCompareOperatorType.Equals, param);
foreach (IColumnMap iIdColumnMap in firstPropertyMap.GetAdditionalIdColumnMaps())
{
idColumnMap = iIdColumnMap;
idColumn = table.GetSqlColumnAlias(idColumnMap);
paramName = GetParameterName(firstPropertyMap, idColumnMap, "Id_");
if (!(classMap.GetTypeColumnMap() == null && classMap.GetTypeColumnMap() == idColumnMap.MustGetPrimaryKeyColumnMap()))
param = AddSqlParameter(update, orgParameters, paramName, obj, null, classMap.TypeValue, idColumnMap, true);
else
{
idPropertyMap = classMap.MustGetPropertyMapForColumnMap(idColumnMap.MustGetPrimaryKeyColumnMap());
param = AddSqlParameter(update, orgParameters, paramName, obj, idPropertyMap, om.GetPropertyValue(obj, idPropertyMap.Name), idColumnMap, true);
}
search = update.SqlWhereClause.GetNextSqlSearchCondition();
search.GetSqlComparePredicate(idColumn, SqlCompareOperatorType.Equals, param);
}
foreach (IQueryParameter orgParameter in orgParameters)
parameters.Add(orgParameter);
return GenerateSql(update);
}
protected virtual string GetUpdateStatement(object obj, ArrayList propertyMaps, IList stillDirty, ArrayList nonPrimaryPropertyMaps, ArrayList collectionPropertyMaps, IList parameters)
{
IClassMap classMap;
IPropertyMap propertyMap;
ITableMap tableMap;
IObjectManager om;
IPersistenceManager pm;
string compareOp = "";
string wrappedValue;
bool hadDirty = false;
OptimisticConcurrencyBehaviorType propOptBehavior;
PropertyStatus propStatus;
bool ignore = false;
object refObj;
string paramName = "";
IList orgParameters = new ArrayList();
classMap = m_SqlEngineManager.Context.DomainMap.MustGetClassMap(obj.GetType());
om = m_SqlEngineManager.Context.ObjectManager;
pm = m_SqlEngineManager.Context.PersistenceManager;
tableMap = classMap.MustGetTableMap();
SqlUpdateStatement update = new SqlUpdateStatement(tableMap.SourceMap) ;
SqlTableAlias table = update.GetSqlTableAlias(tableMap);
SqlSearchCondition search;
SqlParameter param;
update.SqlUpdateClause.SqlTable = table.SqlTable;
bool hadStillDirty = false;
if (stillDirty.Count > 0)
hadStillDirty = true;
foreach (IPropertyMap iPropertyMap in classMap.GetAllPropertyMaps())
{
propertyMap = iPropertyMap;
if (!propertyMap.IsReadOnly && !propertyMap.IsSlave)
{
propOptBehavior = pm.GetUpdateOptimisticConcurrencyBehavior(OptimisticConcurrencyBehaviorType.DefaultBehavior, propertyMap);
propStatus = om.GetPropertyStatus(obj, propertyMap.Name);
if (hadStillDirty)
{
if (stillDirty.Contains(propertyMap))
{
propStatus = PropertyStatus.Dirty ;
}
else
{
if (propStatus == PropertyStatus.Dirty)
propStatus = PropertyStatus.Clean ;
}
}
if (propStatus != PropertyStatus.NotLoaded)
{
if (propStatus == PropertyStatus.Dirty || propOptBehavior == OptimisticConcurrencyBehaviorType.IncludeWhenLoaded)
{
if (propertyMap.IsCollection)
{
if (propStatus == PropertyStatus.Dirty)
{
collectionPropertyMaps.Add(propertyMap);
}
}
else
{
ignore = false;
if (!(propertyMap.ReferenceType == ReferenceType.None))
{
refObj = om.GetPropertyValue(obj, propertyMap.Name);
if (refObj != null)
{
ObjectStatus refObjectStatus = om.GetObjectStatus(refObj);
if (refObjectStatus == ObjectStatus.UpForCreation)
{
ignore = true;
if (!(stillDirty.Contains(propertyMap)))
stillDirty.Add(propertyMap);
}
}
}
if (!(ignore))
{
if (!(propertyMap.MustGetTableMap() == tableMap))
{
if (propStatus == PropertyStatus.Dirty)
{
nonPrimaryPropertyMaps.Add(propertyMap);
}
}
else
{
bool first = true;
foreach (IColumnMap columnMap in propertyMap.GetAllColumnMaps() )
{
SqlColumnAlias column = table.GetSqlColumnAlias(columnMap);
if (propStatus == PropertyStatus.Dirty)
{
if (first)
paramName = GetParameterName(propertyMap);
else
paramName = GetParameterName(propertyMap, columnMap);
param = AddSqlParameter(update, parameters, paramName, obj, propertyMap, om.GetPropertyValue(obj, propertyMap.Name), columnMap);
update.AddSqlColumnAndValue(column, param);
propertyMaps.Add(propertyMap);
hadDirty = true;
if (hadStillDirty)
stillDirty.Remove(propertyMap);
}
if (!(propOptBehavior == OptimisticConcurrencyBehaviorType.Disabled))
{
if (om.HasOriginalValues(obj, propertyMap.Name))
{
//Hack: For some reason it doesn't work to match NULL in parameterized queries...?
search = update.SqlWhereClause.GetNextSqlSearchCondition();
wrappedValue = WrapValue(obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), columnMap, ref compareOp, true);
if (wrappedValue == "NULL" && compareOp == "Is")
{
search.GetSqlIsNullPredicate(column);
}
else if (compareOp == "LIKE")
{
if (first)
paramName = GetParameterName(propertyMap, "Org_");
else
paramName = GetParameterName(propertyMap, columnMap, "Org_");
param = AddSqlParameter(update, orgParameters, paramName, obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), columnMap, true);
search.GetSqlLikePredicate(column, param);
}
else
{
if (first)
paramName = GetParameterName(propertyMap, "Org_");
else
paramName = GetParameterName(propertyMap, columnMap, "Org_");
param = AddSqlParameter(update, orgParameters, paramName, obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), columnMap, true);
search.GetSqlComparePredicate(column, SqlCompareOperatorType.Equals, param);
}
//TODO: The rest of the columns??
}
}
first = false;
}
}
}
}
}
}
}
}
if (!(hadDirty))
return "";
foreach (IPropertyMap iPropertyMap in classMap.GetIdentityPropertyMaps())
{
propertyMap = iPropertyMap;
IColumnMap columnMap = propertyMap.GetColumnMap();
SqlColumnAlias column = table.GetSqlColumnAlias(columnMap);
paramName = GetParameterName(propertyMap, "Id_");
if (om.GetPropertyStatus(obj, propertyMap.Name) == PropertyStatus.Dirty)
param = AddSqlParameter(update, orgParameters, paramName, obj, propertyMap, om.GetOriginalPropertyValue(obj, propertyMap.Name), propertyMap.GetColumnMap(), true);
else
param = AddSqlParameter(update, orgParameters, paramName, obj, propertyMap, om.GetPropertyValue(obj, propertyMap.Name), propertyMap.GetColumnMap());
search = update.SqlWhereClause.GetNextSqlSearchCondition();
search.GetSqlComparePredicate(column, SqlCompareOperatorType.Equals, param);
}
foreach (IQueryParameter orgParameter in orgParameters)
parameters.Add(orgParameter);
return GenerateSql(update);
}
public SqlUpdateClause(SqlUpdateStatement sqlUpdateStatement)
: base(sqlUpdateStatement)
{
}
public SqlUpdateClause(SqlUpdateStatement sqlUpdateStatement) : base(sqlUpdateStatement)
{
}