| public SkipColumnValue ( IMySqlValue valObject ) : void | ||
| valObject | IMySqlValue | |
| return | void | |
/// <summary>
/// Retrieve the value as the given column index
/// </summary>
/// <param name="index">The column value to retrieve</param>
/// <returns>The value as the given column</returns>
public IMySqlValue this[int index]
{
get
{
if (rowIndex < 0)
{
throw new MySqlException(Resources.AttemptToAccessBeforeRead);
}
// keep count of how many columns we have left to access
uaFieldsUsed[index] = true;
if (isSequential && index != seqIndex)
{
if (index < seqIndex)
{
throw new MySqlException(Resources.ReadingPriorColumnUsingSeqAccess);
}
while (seqIndex < (index - 1))
{
driver.SkipColumnValue(values[++seqIndex]);
}
values[index] = driver.ReadColumnValue(index, fields[index], values[index]);
seqIndex = index;
}
return(values[index]);
}
}
public IMySqlValue this[int index]
{
get
{
if (this.rowIndex < 0)
{
throw new MySqlException(Resources.AttemptToAccessBeforeRead);
}
this.uaFieldsUsed[index] = true;
if (this.isSequential && index != this.seqIndex)
{
if (index < this.seqIndex)
{
throw new MySqlException(Resources.ReadingPriorColumnUsingSeqAccess);
}
while (this.seqIndex < index - 1)
{
Driver arg_60_0 = this.driver;
IMySqlValue[] arg_5F_0 = this.values;
int num = this.seqIndex + 1;
this.seqIndex = num;
arg_60_0.SkipColumnValue(arg_5F_0[num]);
}
this.values[index] = this.driver.ReadColumnValue(index, this.fields[index], this.values[index]);
this.seqIndex = index;
}
return(this.values[index]);
}
}
private IMySqlValue GetFieldValue(int index, bool checkNull)
{
if (index < 0 || index >= fields.Length)
{
throw new ArgumentException("You have specified an invalid column ordinal.");
}
if (!hasRead)
{
throw new MySqlException("Invalid attempt to access a field before calling Read()");
}
// keep count of how many columns we have left to access
this.uaFieldsUsed[index] = true;
if ((this.commandBehavior & CommandBehavior.SequentialAccess) != 0 &&
index != seqIndex)
{
if (index < seqIndex)
{
throw new MySqlException("Invalid attempt to read a prior column using SequentialAccess");
}
while (seqIndex < (index - 1))
{
driver.SkipColumnValue(values[++seqIndex]);
}
values[index] = driver.ReadColumnValue(index, fields[index], values[index]);
seqIndex = index;
}
IMySqlValue v = values[index];
if (checkNull && v.IsNull)
{
throw new SqlNullValueException();
}
return(v);
}
