private bool ResolveAsNakedComponentPropertyRefRhs(DotNode parent)
{
FromElement fromElement = LocateSingleFromElement();
if (fromElement == null)
{
return(false);
}
IType propertyType;
string propertyPath = parent.GetLhs().Text + "." + Text;
try
{
// check to see if our "propPath" actually
// represents a property on the persister
propertyType = fromElement.GetPropertyType(Text, propertyPath);
}
catch (Exception)
{
// assume we do *not* refer to a property on the given persister
return(false);
}
FromElement = fromElement;
// this piece is needed for usage in select clause
DataType = propertyType;
_nakedPropertyRef = true;
return(true);
}
private IType GetNakedPropertyType(FromElement fromElement)
{
if (fromElement == null)
{
return(null);
}
string property = OriginalText;
IType propertyType = null;
try
{
propertyType = fromElement.GetPropertyType(property, property);
}
catch (Exception)
{
}
return(propertyType);
}
private bool ResolveAsNakedComponentPropertyRefLhs(DotNode parent)
{
FromElement fromElement = LocateSingleFromElement();
if (fromElement == null)
{
return(false);
}
IType componentType = GetNakedPropertyType(fromElement);
if (componentType == null)
{
throw new QueryException("Unable to resolve path [" + parent.Path + "], unexpected token [" + OriginalText + "]");
}
if (!componentType.IsComponentType)
{
throw new QueryException("Property '" + OriginalText + "' is not a component. Use an alias to reference associations or collections.");
}
IType propertyType; // used to set the type of the parent dot node
string propertyPath = Text + "." + NextSibling.Text;
try
{
// check to see if our "propPath" actually
// represents a property on the persister
propertyType = fromElement.GetPropertyType(Text, propertyPath);
}
catch (Exception)
{
// assume we do *not* refer to a property on the given persister
return(false);
}
FromElement = fromElement;
parent.PropertyPath = propertyPath;
parent.DataType = propertyType;
return(true);
}
public void ResolveCollectionProperty(IASTNode expr)
{
String propertyName = CollectionProperties.GetNormalizedPropertyName(_methodName);
if (expr is FromReferenceNode)
{
FromReferenceNode collectionNode = ( FromReferenceNode )expr;
// If this is 'elements' then create a new FROM element.
if (CollectionPropertyNames.Elements == propertyName)
{
HandleElements(collectionNode, propertyName);
}
else
{
// Not elements(x)
_fromElement = collectionNode.FromElement;
DataType = _fromElement.GetPropertyType(propertyName, propertyName);
_selectColumns = _fromElement.ToColumns(_fromElement.TableAlias, propertyName, _inSelect);
}
if (collectionNode is DotNode)
{
PrepareAnyImplicitJoins(( DotNode )collectionNode);
}
if (!_inSelect)
{
_fromElement.Text = "";
_fromElement.UseWhereFragment = false;
}
PrepareSelectColumns(_selectColumns);
Text = _selectColumns[0];
Type = HqlSqlWalker.SQL_TOKEN;
}
else
{
throw new SemanticException(
"Unexpected expression " + expr +
" found for collection function " + propertyName
);
}
}
public void ResolveCollectionProperty(IASTNode expr)
{
var propertyName = CollectionProperties.GetNormalizedPropertyName(_methodName);
var collectionNode = expr as FromReferenceNode;
if (collectionNode == null)
{
throw new SemanticException(string.Format("Unexpected expression {0} found for collection function {1}", expr, propertyName));
}
// If this is 'elements' then create a new FROM element.
if (CollectionPropertyNames.Elements == propertyName)
{
HandleElements(collectionNode, propertyName);
}
else
{
// Not elements(x)
_fromElement = collectionNode.FromElement;
DataType = _fromElement.GetPropertyType(propertyName, propertyName);
_selectColumns = _fromElement.ToColumns(_fromElement.TableAlias, propertyName, _inSelect);
}
var dotNode = collectionNode as DotNode;
if (dotNode != null)
{
PrepareAnyImplicitJoins(dotNode);
}
if (!_inSelect)
{
_fromElement.Text = "";
_fromElement.UseWhereFragment = false;
}
PrepareSelectColumns(_selectColumns);
Text = _selectColumns[0];
Type = HqlSqlWalker.SQL_TOKEN;
}
private IType GetDataType()
{
if (DataType == null)
{
FromElement fromElement = GetLhs().FromElement;
if (fromElement == null)
{
return(null);
}
// If the lhs is a collection, use CollectionPropertyMapping
IType propertyType = fromElement.GetPropertyType(_propertyName, _propertyPath);
if (Log.IsDebugEnabled)
{
Log.Debug("getDataType() : " + _propertyPath + " -> " + propertyType);
}
DataType = propertyType;
}
return(DataType);
}
public void ResolveCollectionProperty(IASTNode expr)
{
String propertyName = CollectionProperties.GetNormalizedPropertyName( _methodName );
if ( expr is FromReferenceNode )
{
FromReferenceNode collectionNode = ( FromReferenceNode ) expr;
// If this is 'elements' then create a new FROM element.
if ( CollectionPropertyNames.Elements == propertyName )
{
HandleElements( collectionNode, propertyName );
}
else {
// Not elements(x)
_fromElement = collectionNode.FromElement;
DataType = _fromElement.GetPropertyType( propertyName, propertyName );
_selectColumns = _fromElement.ToColumns( _fromElement.TableAlias, propertyName, _inSelect );
}
if ( collectionNode is DotNode )
{
PrepareAnyImplicitJoins( ( DotNode ) collectionNode );
}
if ( !_inSelect )
{
_fromElement.Text = "";
_fromElement.UseWhereFragment = false;
}
PrepareSelectColumns( _selectColumns );
Text = _selectColumns[0];
Type = HqlSqlWalker.SQL_TOKEN;
}
else
{
throw new SemanticException(
"Unexpected expression " + expr +
" found for collection function " + propertyName
);
}
}
private IType GetNakedPropertyType(FromElement fromElement)
{
if (fromElement == null)
{
return null;
}
string property = OriginalText;
IType propertyType = null;
try
{
propertyType = fromElement.GetPropertyType(property, property);
}
catch (Exception)
{
}
return propertyType;
}
public void ResolveCollectionProperty(IASTNode expr)
{
var propertyName = CollectionProperties.GetNormalizedPropertyName( _methodName );
var collectionNode = expr as FromReferenceNode;
if (collectionNode == null)
throw new SemanticException(string.Format("Unexpected expression {0} found for collection function {1}", expr, propertyName));
// If this is 'elements' then create a new FROM element.
if (CollectionPropertyNames.Elements == propertyName)
{
HandleElements(collectionNode, propertyName);
}
else
{
// Not elements(x)
_fromElement = collectionNode.FromElement;
DataType = _fromElement.GetPropertyType(propertyName, propertyName);
_selectColumns = _fromElement.ToColumns(_fromElement.TableAlias, propertyName, _inSelect);
}
var dotNode = collectionNode as DotNode;
if (dotNode != null)
{
PrepareAnyImplicitJoins(dotNode);
}
if (!_inSelect)
{
_fromElement.Text = "";
_fromElement.UseWhereFragment = false;
}
PrepareSelectColumns(_selectColumns);
Text = _selectColumns[0];
Type = HqlSqlWalker.SQL_TOKEN;
}
