/// <summary>
/// test column value match the condition.
/// </summary>
/// <param name="columnbytes"></param>
/// <returns></returns>
public virtual bool isMatch(byte[] columnbytes)
{
if (columnbytes == null)
{
return(false);
}
if (this.IsDateTime)
{
var coltime = DateTimeUtcHelper.ToDateTime(columnbytes);
return(DateTimeUtcHelper.Compare(compareType, coltime, this.TargetDate));
}
else if (this.IsString)
{
var currentValue = System.Text.Encoding.UTF8.GetString(columnbytes);
if (currentValue != null)
{
currentValue = currentValue.Trim('\0');
currentValue = currentValue.Trim();
}
return(Helper.StringHelper.Compare(this.compareType, currentValue, this.TargetString));
}
else
{
switch (compareType)
{
case Comparer.EqualTo:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) == 0);
case Comparer.GreaterThan:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) > 0);
case Comparer.GreaterThanOrEqual:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) >= 0);
case Comparer.LessThan:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) < 0);
case Comparer.LessThanOrEqual:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) <= 0);
case Comparer.NotEqualTo:
return(!Btree.Comparer.ByteEqualComparer.isEqual(columnbytes, this.ValueBytes, columnLength));
case Comparer.StartWith:
return(Btree.Comparer.MoreComparer.StartWith(columnbytes, this.ValueBytes, this.columnLength));
case Comparer.Contains:
return(Btree.Comparer.MoreComparer.Contains(columnbytes, this.ValueBytes, this.columnLength, this.maxColumnLength));
default:
return(false);
}
}
}
/// <summary>
/// test column value match the condition.
/// </summary>
/// <param name="columnbytes"></param>
/// <returns></returns>
public virtual bool isMatch(byte[] columnbytes)
{
if (columnbytes == null)
{
return(false);
}
if (this.DataType == typeof(DateTime))
{
var coltime = DateTimeUtcHelper.ToDateTime(columnbytes);
return(DateTimeUtcHelper.Compare(compareType, coltime, this.DateTimeValue));
}
else
{
switch (compareType)
{
case Comparer.EqualTo:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) == 0);
case Comparer.GreaterThan:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) > 0);
case Comparer.GreaterThanOrEqual:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) >= 0);
case Comparer.LessThan:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) < 0);
case Comparer.LessThanOrEqual:
return(this.byteCompare.Compare(columnbytes, this.ValueBytes) <= 0);
case Comparer.NotEqualTo:
return(!Btree.Comparer.ByteEqualComparer.isEqual(columnbytes, this.ValueBytes, columnLength));
case Comparer.StartWith:
return(Btree.Comparer.MoreComparer.StartWith(columnbytes, this.ValueBytes, this.columnLength));
case Comparer.Contains:
return(Btree.Comparer.MoreComparer.Contains(columnbytes, this.ValueBytes, this.columnLength, this.maxColumnLength));
default:
return(false);
}
}
}