|
public static FilterConvertion ( string expr ) : |
||
| expr | string | |
| return | ||
private bool AcceptRecord(int record)
{
DataRow row = table.recordManager[record];
if (row == null)
{
return(true);
}
//
DataRowVersion version = DataRowVersion.Default;
if (row.oldRecord == record)
{
version = DataRowVersion.Original;
}
else if (row.newRecord == record)
{
version = DataRowVersion.Current;
}
else if (row.tempRecord == record)
{
version = DataRowVersion.Proposed;
}
object val = this.linearExpression.Eval(row, version);
bool result;
try {
result = DataExpression.ToBoolean(val);
}
catch (Exception e) {
//
if (!ADP.IsCatchableExceptionType(e))
{
throw;
}
throw ExprException.FilterConvertion(this.rowFilter.Expression);
}
return(result);
}
private bool AcceptRecord(int record)
{
bool flag;
DataRow row = this.table.recordManager[record];
if (row == null)
{
return(true);
}
DataRowVersion original = DataRowVersion.Default;
if (row.oldRecord == record)
{
original = DataRowVersion.Original;
}
else if (row.newRecord == record)
{
original = DataRowVersion.Current;
}
else if (row.tempRecord == record)
{
original = DataRowVersion.Proposed;
}
object obj2 = this.linearExpression.Eval(row, original);
try
{
flag = DataExpression.ToBoolean(obj2);
}
catch (Exception exception)
{
if (!ADP.IsCatchableExceptionType(exception))
{
throw;
}
throw ExprException.FilterConvertion(this.rowFilter.Expression);
}
return(flag);
}
/// <include file='doc\DataFilter.uex' path='docs/doc[@for="DataFilter.Invoke2"]/*' />
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
public virtual bool Invoke(DataRow row, DataRowVersion version)
{
if (expr == null)
{
return(true);
}
if (row == null)
{
throw ExprException.InvokeArgument();
}
object val = expr.Eval(row, version);
bool result;
try {
result = ToBoolean(val);
}
catch (Exception) {
throw ExprException.FilterConvertion(Expression);
}
return(result);
}
public bool Invoke(DataRow row, DataRowVersion version)
{
bool flag;
if (this.expr == null)
{
return(true);
}
if (row == null)
{
throw ExprException.InvokeArgument();
}
object obj2 = this.expr.Eval(row, version);
try
{
flag = ToBoolean(obj2);
}
catch (EvaluateException)
{
throw ExprException.FilterConvertion(this.Expression);
}
return(flag);
}
