/// <summary>
/// Initializes a new instance of <strong>AdcsDbQueryFilter</strong> class from column name,
/// comparison operator and filter qualifier value.
/// </summary>
/// <param name="columnName">A valid column name to use in the filter.</param>
/// <param name="op">A logical operator of the data-query qualifier.</param>
/// <param name="value">A query qualifier value to use in the filter.</param>
/// <exception cref="ArgumentNullException">
/// <strong>columnName</strong> or <strong>value</strong> parameters is null.
/// </exception>
public AdcsDbQueryFilter(String columnName, AdcsDbSeekOperator op, Object value)
{
if (String.IsNullOrEmpty(columnName))
{
throw new ArgumentNullException(nameof(columnName));
}
ColumnName = columnName;
LogicalOperator = op;
QualifierValue = value ?? throw new ArgumentNullException(nameof(value));
}
/// <summary>
/// Initializes a new instance of <strong>AdcsDbQueryFilter</strong> class from column name,
/// comparison operator and filter qualifier value.
/// </summary>
/// <param name="columnName">A valid column name to use in the filter.</param>
/// <param name="op">A logical operator of the data-query qualifier.</param>
/// <param name="value">A query qualifier value to use in the filter.</param>
/// <exception cref="ArgumentNullException">
/// <strong>columnName</strong> or <strong>value</strong> parameters is null.
/// </exception>
public AdcsDbQueryFilter(String columnName, AdcsDbSeekOperator op, Object value)
: this(columnName, op, AdcsDbSortOrder.None, value)
{
}
