public DataTableComparision(DataTable table, DataTable compareTable)
{
Guard.ArgumentIsNotNull(table, nameof(table));
Guard.ArgumentIsNotNull(compareTable, nameof(compareTable));
Table = table;
CompareTable = compareTable;
CompareColumns = new CompareColumnCollection(this);
CompareKeys = new CompareColumnCollection(this);
DataTableExpressionRender = new DataTableExpressionRender();
}
protected virtual DataRow[] FindRowsByPrimaryKeys(DataRow row, DataTable compareTable)
{
Guard.ArgumentIsNotNull(CompareKeys, nameof(CompareKeys));
ICondition filter = null;
foreach (var col in CompareKeys)
{
var con = new ValueCondition(col.Column, CompareOperation.Equals, GetValue(col, row));
filter = filter == null ? con : filter.And(con);
}
return(compareTable.Select(DataTableExpressionRender.BuildCondition(filter)));
}
