/// <summary>
/// Gets or sets the value stored at the entry whose table and column names are given.
/// </summary>
/// <param name="tableName">The table name, or null if it refers to the default one in
/// this context.</param>
/// <param name="columnName">The column name.</param>
/// <returns>The value held at the given entry.</returns>
public object this[string tableName, string columnName]
{
get
{
if (IsDisposed)
{
throw new ObjectDisposedException(this.ToString());
}
if (_Schema == null)
{
throw new InvalidOperationException("This '{0}' is not associated with any schema.".FormatWith(this));
}
tableName = Core.SchemaEntry.ValidateTable(tableName);
columnName = Core.SchemaEntry.ValidateColumn(columnName);
var entry = _Schema.FindEntry(tableName, columnName);
if (entry == null)
{
throw new NotFoundException(
"Entry '{0}' not found in this '{1}'".FormatWith(Core.SchemaEntry.NormalizedName(tableName, columnName), this));
}
var index = _Schema.IndexOf(entry);
return(_Values[index]);
}
set
{
if (IsDisposed)
{
throw new ObjectDisposedException(this.ToString());
}
if (_Schema == null)
{
throw new InvalidOperationException("This '{0}' is not associated with any schema.".FormatWith(this));
}
tableName = Core.SchemaEntry.ValidateTable(tableName);
columnName = Core.SchemaEntry.ValidateColumn(columnName);
var entry = _Schema.FindEntry(tableName, columnName);
if (entry == null)
{
throw new NotFoundException(
"Entry '{0}' not found in this '{1}'".FormatWith(Core.SchemaEntry.NormalizedName(tableName, columnName), this));
}
var index = _Schema.IndexOf(entry);
_Values[index] = value;
}
}
/// <summary>
/// Gets or sets the value held by the column whose table and column names are given.
/// <para>The setter creates dynamically an entry for the given column specification.</para>
/// </summary>
/// <param name="table">The table name of the entry to find, or null to refer to the
/// default one in this context.</param>
/// <param name="column">The column name.</param>
/// <returns>The value held by the requested entry.</returns>
public object this[string table, string column]
{
get
{
if (IsDisposed)
{
throw new ObjectDisposedException(this.ToString());
}
table = SchemaEntry.ValidateTable(table);
column = SchemaEntry.ValidateColumn(column);
var entry = _Schema.FindEntry(table, column);
if (entry == null)
{
throw new NotFoundException(
"Entry '{0}' not found in this '{1}'".FormatWith(SchemaEntry.NormalizedName(table, column), this));
}
var index = _Schema.IndexOf(entry);
return(_Values[index]);
}
set
{
if (IsDisposed)
{
throw new ObjectDisposedException(this.ToString());
}
table = SchemaEntry.ValidateTable(table);
column = SchemaEntry.ValidateColumn(column);
var entry = _Schema.FindEntry(table, column); if (entry == null)
{
_Schema.AddCreate(table, column);
_Values.Add(value);
}
else
{
var index = _Schema.IndexOf(entry);
_Values[index] = value;
}
}
}