ACCESS数据库访问组件（三）-asp.net教程
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using System;
using System.Data;
using System.Data.OleDb;
using System.Collections;
namespace XLang.VideoOnline.Framework.Database.Access
{
///
/// Summary description for ACCESS_DataTablesCollection.
///
public class DataTablesCollection
{
private Database.Access.DataTable[] _tables;
private int _count;
public int Count
{
get
{
return _count;
}
}
public DataTablesCollection(OleDbConnection connection)
{
System.Data.DataTable schemaTable = connection.GetOleDbSchemaTable(OleDbSchemaGuid.Tables,
new object[] {null, null, null, "TABLE"});
_count=schemaTable.Rows.Count+1;
_tables=new Database.Access.DataTable[_count];
for(int i=0;i<_count-1;i++)
{
_tables[i]=new Database.Access.DataTable(schemaTable.Rows[i].ToString());
}
_tables[_count-1]=new Database.Access.DataTable("temp");
}
public Database.Access.DataTable this [int tableIndex]
{
get
{
return _tables[tableIndex];
//return this[tableIndex];
}
set
{
_tables[tableIndex]=value;
//this[tableIndex]=value;
}
}
public Database.Access.DataTable this [string tableName]
{
get
{
return this [NameToIndex(tableName)];
//return this[tableName];
}
set
{
this [NameToIndex(tableName)]=value;
//this[tableName]=value;
}
}
private int NameToIndex(string tableName)
{
for(int i=0;i<_tables.Length;i++)
{
if(_tables[i].Name.ToUpper()==tableName.ToUpper())
return i;
}
return -1; } }}
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