// <summary>
// Copy Constructor
// </summary>
internal Cell(Cell source)
{
m_cQuery = new CellQuery(source.m_cQuery);
m_sQuery = new CellQuery(source.m_sQuery);
m_label = new CellLabel(source.m_label);
m_cellNumber = source.m_cellNumber;
}
/// <summary>
/// Copy Constructor
/// </summary>
internal Cell(Cell source)
{
m_cQuery = new CellQuery(source.m_cQuery);
m_sQuery = new CellQuery(source.m_sQuery);
m_label = new CellLabel(source.m_label);
m_cellNumber = source.m_cellNumber;
}
private Cell(CellQuery cQuery, CellQuery sQuery, CellLabel label, int cellNumber)
{
this.m_cQuery = cQuery;
this.m_sQuery = sQuery;
this.m_label = label;
this.m_cellNumber = cellNumber;
}
internal static Cell CreateCS(
CellQuery cQuery,
CellQuery sQuery,
CellLabel label,
int cellNumber)
{
return(new Cell(cQuery, sQuery, label, cellNumber));
}
// effects: Creates a cell with the C and S queries
private Cell(CellQuery cQuery, CellQuery sQuery, CellLabel label, int cellNumber)
{
DebugCheck.NotNull(label);
m_cQuery = cQuery;
m_sQuery = sQuery;
m_label = label;
m_cellNumber = cellNumber;
Debug.Assert(
m_sQuery.NumProjectedSlots == m_cQuery.NumProjectedSlots,
"Cell queries disagree on the number of projected fields");
}
// effects: Creates a cell with the C and S queries
private Cell(CellQuery cQuery, CellQuery sQuery, CellLabel label, int cellNumber)
{
Debug.Assert(label != null, "Cell lacks label");
m_cQuery = cQuery;
m_sQuery = sQuery;
m_label = label;
m_cellNumber = cellNumber;
Debug.Assert(
m_sQuery.NumProjectedSlots == m_cQuery.NumProjectedSlots,
"Cell queries disagree on the number of projected fields");
}
private void Init(
ViewGenErrorCode errorCode,
string message,
IEnumerable <Cell> sourceCells,
string debugMessage)
{
this.m_sourceCells = new List <Cell>(sourceCells);
CellLabel cellLabel = this.m_sourceCells[0].CellLabel;
string sourceLocation = cellLabel.SourceLocation;
int startLineNumber = cellLabel.StartLineNumber;
int startLinePosition = cellLabel.StartLinePosition;
string message1 = ErrorLog.Record.InternalToString(message, debugMessage, this.m_sourceCells, errorCode, false);
this.m_debugMessage = ErrorLog.Record.InternalToString(message, debugMessage, this.m_sourceCells, errorCode, true);
this.m_mappingError = new EdmSchemaError(message1, (int)errorCode, EdmSchemaErrorSeverity.Error, sourceLocation, startLineNumber, startLinePosition);
}
internal static Cell CreateCS(CellQuery cQuery, CellQuery sQuery, CellLabel label, int cellNumber)
{
return new Cell(cQuery, sQuery, label, cellNumber);
}
// effects: Given an extent's ("extent") table fragment that is
// contained inside typeMap, determine the cells that need to be
// created and add them to cells
// allTypes corresponds to all the different types that the type map
// represents -- this parameter has something useful only if extent
// is an entity set
private void ExtractCellsFromTableFragment(
EntitySetBase extent, StorageMappingFragment fragmentMap,
Set<EdmType> allTypes, List<Cell> cells)
{
// create C-query components
var cRootExtent = new MemberPath(extent);
var cQueryWhereClause = BoolExpression.True;
var cSlots = new List<ProjectedSlot>();
if (allTypes.Count > 0)
{
// Create a type condition for the extent, i.e., "extent in allTypes"
cQueryWhereClause = BoolExpression.CreateLiteral(new TypeRestriction(cRootExtent, allTypes), null);
}
// create S-query components
var sRootExtent = new MemberPath(fragmentMap.TableSet);
var sQueryWhereClause = BoolExpression.True;
var sSlots = new List<ProjectedSlot>();
// Association or entity set
// Add the properties and the key properties to a list and
// then process them in ExtractProperties
ExtractProperties(
fragmentMap.AllProperties, cRootExtent, cSlots, ref cQueryWhereClause, sRootExtent, sSlots, ref sQueryWhereClause);
// limitation of MSL API: cannot assign constant values to table columns
var cQuery = new CellQuery(cSlots, cQueryWhereClause, cRootExtent, CellQuery.SelectDistinct.No /*no distinct flag*/);
var sQuery = new CellQuery(
sSlots, sQueryWhereClause, sRootExtent,
fragmentMap.IsSQueryDistinct ? CellQuery.SelectDistinct.Yes : CellQuery.SelectDistinct.No);
var fragmentInfo = fragmentMap;
Debug.Assert((fragmentInfo != null), "CSMappingFragment should support Line Info");
var label = new CellLabel(fragmentInfo);
var cell = Cell.CreateCS(cQuery, sQuery, label, m_currentCellNumber);
m_currentCellNumber++;
cells.Add(cell);
}
