/// <summary>
/// Create a instance of the class <see cref="ConnectionStringFactory"/>.
/// </summary>
/// <param name="connStringCreator">a instance of the interface <see cref="IConnectionStringCreator"/></param>
/// <returns>return a instance of the class <see cref="ConnectionStringFactory"/>.</returns>
public static ConnectionStringFactory Create(IConnectionStringCreator connStringCreator)
{
AssertUtils.ArgumentNotNull(connStringCreator, "connStringCreator");
var connStringFactory = new ConnectionStringFactory();
logger.InfoFormat("[ConnectionStringFactory] Create ConnectionStrings by Creator:{0}", connStringCreator);
connStringFactory.lstConnStrings = connStringCreator.CreateConnStrings();
return(connStringFactory);
}
/// <summary>
/// 初始连接字符串
/// </summary>
public static void InitConnList()
{
lock (obj)//对象同步 许亚修改2014.3.14
{
//获取连接字符串是否成功
bool getConnectionSuccess = false;
//获取连接字符串次数
int getConnectionCounter = 0;
while (!getConnectionSuccess && getConnectionCounter <= RETRY_COUNT)
{
try
{
Logger.InfoFormat("第{0}次获取连接字符串开始...", getConnectionCounter + 1);
lock (DbListObj)
{
_lstConnStrings = ConnectionStringFactory.Create(ConfigConnStringCreator.Create())
.GetConnectionStrings();
if (_lstConnStrings.Count == 0)
{
throw new Exception("没有要使用的字符串.请检查配置文件");
}
//日志
if (Logger.IsInfoEnabled)
{
var stringBuilder = new StringBuilder();
stringBuilder.Append(string.Format("ConnectionString初始化完成，共有数据库连接字符串：{0}个",
_lstConnStrings.Count));
foreach (IConnectionString databaseModel in _lstConnStrings)
{
stringBuilder.AppendLine(databaseModel.ToString());
}
Logger.Info(stringBuilder.ToString());
}
}
getConnectionSuccess = true;
}
catch (Exception ex)
{
Logger.Error(ex.Message, ex);
Thread.Sleep(500);
getConnectionCounter++;
}
}
foreach (IConnectionString connString in _lstConnStrings)
{
try
{
if (!IsPlainText(connString.ConnectionString))
{
connString.ConnectionString = DES.Decrypt3DES(connString.ConnectionString);
}
}
catch (Exception ex)
{
Logger.Error("解密连接串失败：name:" + connString.Name + " message:" + ex.Message, ex);
}
if (!ConnStringCache.ContainsKey(connString.Name))
{
ConnStringCache.Add(connString.Name, connString.ConnectionString);
}
if (!ProviderNameCache.ContainsKey(connString.Name))
{
ProviderNameCache.Add(connString.Name, connString.ProviderName);
}
}
}
}
