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//------------------------------------------------------------------------------
// <copyright file="ConnectionPoolKey.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
// <owner current="true" primary="true">Microsoft</owner>
// <owner current="true" primary="false">Microsoft</owner>
//------------------------------------------------------------------------------
namespace System.Data.Common
{
using System;
using System.Collections.Generic;
using System.Data;
// DbConnectionPoolKey: Base class implementation of a key to connection pool groups
// Only connection string is used as a key
internal class DbConnectionPoolKey : ICloneable
{
private string _connectionString;
internal DbConnectionPoolKey(string connectionString)
{
_connectionString = connectionString;
}
protected DbConnectionPoolKey(DbConnectionPoolKey key)
{
_connectionString = key.ConnectionString;
}
object ICloneable.Clone()
{
return new DbConnectionPoolKey(this);
}
internal virtual string ConnectionString
{
get
{
return _connectionString;
}
set
{
_connectionString = value;
}
}
public override bool Equals(object obj)
{
if (obj == null || obj.GetType() != typeof(DbConnectionPoolKey))
{
return false;
}
DbConnectionPoolKey key = obj as DbConnectionPoolKey;
return (key != null && _connectionString == key._connectionString);
}
public override int GetHashCode()
{
return _connectionString == null ? 0 : _connectionString.GetHashCode();
}
}
}
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