public virtual void TryEvaluate(Partition partition, ShortSet result, ExecutionDetails details)
{
if (details == null)
{
throw new ArgumentNullException("details");
}
if (result == null)
{
throw new ArgumentNullException("result");
}
if (partition == null)
{
throw new ArgumentNullException("partition");
}
if (this.ColumnName.Equals("*"))
{
// '*' queries succeed if any column succeeds
bool succeeded = false;
ExecutionDetails perColumnDetails = new ExecutionDetails();
foreach (IColumn <object> column in partition.Columns.Values)
{
perColumnDetails.Succeeded = true;
column.TryWhere(this.Operator, this.Value, result, perColumnDetails);
succeeded |= perColumnDetails.Succeeded;
}
details.Succeeded &= succeeded;
// If no column succeeded, report the full errors
if (!succeeded)
{
details.Merge(perColumnDetails);
}
}
else
{
if (!partition.ContainsColumn(this.ColumnName))
{
details.AddError(ExecutionDetails.ColumnDoesNotExist, this.ColumnName);
}
else
{
partition.Columns[this.ColumnName].TryWhere(this.Operator, this.Value, result, details);
}
}
}
public override void TryEvaluate(Partition partition, ShortSet result, ExecutionDetails details)
{
if (details == null)
{
throw new ArgumentNullException("details");
}
if (result == null)
{
throw new ArgumentNullException("result");
}
if (partition == null)
{
throw new ArgumentNullException("partition");
}
// Run on every column *except* excluded ones
bool succeeded = false;
ExecutionDetails perColumnDetails = new ExecutionDetails();
foreach (IColumn <object> column in partition.Columns.Values)
{
if (!this.RestrictedColumns.Contains(column.Name))
{
perColumnDetails.Succeeded = true;
column.TryWhere(this.Operator, this.Value, result, perColumnDetails);
succeeded |= perColumnDetails.Succeeded;
}
}
details.Succeeded &= succeeded;
// If no column succeeded, report the full errors
if (!succeeded)
{
details.Merge(perColumnDetails);
}
}