/// <summary>
/// Catches the ConnectionOnStateChange event in order to detect when the connection is open in order to execute the federation statement.
/// </summary>
protected virtual void ConnectionOnStateChange(object sender, StateChangeEventArgs stateChangeEventArgs)
{
if (stateChangeEventArgs.CurrentState != ConnectionState.Open)
return;
ExecuteStatement();
}
private void SetState(ConnectionState state)
{
var originalState = this.state;
this.state = state;
var e = new StateChangeEventArgs(originalState, state);
OnStateChange(e);
}
void OnConnectionStateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (_isOpeningOrClosing)
{
return;
}
if (!_isOpeningOrClosing &&
e.CurrentState != e.OriginalState &&
(e.CurrentState == ConnectionState.Open || e.CurrentState == ConnectionState.Closed))
{
if (e.CurrentState == ConnectionState.Open)
{
// There is nothing more to do here since an actual connection cannot be opened twice,
// it means that is was closed.
_directOpen = true;
}
else
{
if (!_directOpen)
{
throw new InvalidOperationException("Direct SqlConnection.Close() is allowed only if it was Open() or OpenAsync() directly.");
}
_directOpen = false;
}
}
}
protected void Connection_StateChange(Object sender, System.Data.StateChangeEventArgs e)
{
if (m_Closing)
{
return;
}
if (e.OriginalState == System.Data.ConnectionState.Open &&
(e.CurrentState == System.Data.ConnectionState.Closed ||
e.CurrentState == System.Data.ConnectionState.Broken ||
e.CurrentState == System.Data.ConnectionState.Connecting))
{
//Estaba OK y ahora está mal
while (true)
{
var intentos = 10;
while (this.DbConnection.State != System.Data.ConnectionState.Open && intentos-- > 0)
{
try {
this.Open();
} catch {
System.Threading.Thread.Sleep(1000);
}
}
if (this.DbConnection.State == System.Data.ConnectionState.Open)
{
break;
}
else if (--intentos == 0)
{
break;
}
}
}
}
void con_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (e.CurrentState == System.Data.ConnectionState.Closed)
{
Dispose();
}
}
void Con_StateChange(object sender, StateChangeEventArgs e)
{
string Mes;
Mes = string.Format("원래 상태 : {0}, 현재 상태 {1}",
e.OriginalState, e.CurrentState);
listBox1.Items.Add(Mes);
}
private void connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
connectToDbToolStripMenuItem1.Enabled =
(e.CurrentState == ConnectionState.Closed);
disconnectDbToolStripMenuItem1.Enabled =
(e.CurrentState == ConnectionState.Open);
}
void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (e.CurrentState == ConnectionState.Open && Connection is SqlConnection && !string.IsNullOrWhiteSpace(Globals.Settings.MtSearchDbCommandAfterOpenConnection))
{
var commandArithabortOn = new SqlCommand(Globals.Settings.MtSearchDbCommandAfterOpenConnection, Connection as SqlConnection);
commandArithabortOn.ExecuteNonQuery();
}
}
protected virtual void OnStateChange(StateChangeEventArgs stateChange)
{
StateChangeEventHandler handler = this._stateChangeEventHandler;
if (handler != null)
{
handler(this, stateChange);
}
}
private void sqlConnection1_StateChange(
object sender, System.Data.StateChangeEventArgs e)
{
Console.WriteLine(
"State has changed from " +
e.OriginalState + " to " +
e.CurrentState
);
}
public static void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e) {
bool isClosed = e.CurrentState == ConnectionState.Closed;
if (isClosed ^ wasClosed)
{
if (ConnectionStateChanged != null)
ConnectionStateChanged(!isClosed);
}
wasClosed = isClosed;
}
private static void OnStateChange(object sender, StateChangeEventArgs args)
{
// If the connection is closed, wake-up the main thread
PolyConnection connection = (PolyConnection)sender;
if (connection.State == ConnectionState.Closed)
{
WaitHandle.Set();
}
}
private void DBContextChange(object sender, StateChangeEventArgs e) {
if (e.OriginalState == ConnectionState.Closed && e.CurrentState == ConnectionState.Open) {
Debug.WriteLine(iDBCounter + " ================ " + DateTime.UtcNow.ToString() + " ================");
Debug.WriteLine(iDBCounter + " ~~~~~~~~~~~~~~~~ OPEN ~~~~~~~~~~~~~~~~~~");
ThisWatch.Reset();
ThisWatch.Start();
} else if (e.OriginalState == ConnectionState.Open && e.CurrentState == ConnectionState.Closed) {
ThisWatch.Stop();
Debug.WriteLine(String.Format("\t SQL took {0}ms \r\n", ThisWatch.ElapsedMilliseconds));
Debug.WriteLine(iDBCounter + " ~~~~~~~~~~~~~~~~ CLOSE ~~~~~~~~~~~~~~~~~~");
}
}
private void _conn_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (Globals.FDAStatus != Globals.AppState.Normal)
{
return;
}
if ((e.CurrentState == System.Data.ConnectionState.Broken || e.CurrentState == System.Data.ConnectionState.Closed) && e.OriginalState == System.Data.ConnectionState.Open)
{
Error?.Invoke(this, new Exception("Database connection lost"));
}
}
private static void Connection_StateChange(object sender, StateChangeEventArgs e)
{
if ((e.OriginalState == ConnectionState.Broken || e.OriginalState == ConnectionState.Closed || e.OriginalState == ConnectionState.Connecting) &&
e.CurrentState == ConnectionState.Open)
{
DbConnection connection = (DbConnection)sender;
using (DbCommand command = connection.CreateCommand())
{
// Activated foreign keys if supported by SQLite. Unknown pragmas are ignored.
command.CommandText = "PRAGMA foreign_keys = ON";
command.ExecuteNonQuery();
}
}
}
private void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (e.CurrentState == ConnectionState.Open)
{
var cmd = connection.CreateCommand();
cmd.CommandText = @"exec sp_set_session_context @key=N'TenantId', @value=@TenantId";
cmd.Parameters.AddWithValue("@TenantId", tenantId);
cmd.ExecuteNonQuery();
}
else if (e.CurrentState == ConnectionState.Closed)
{
connection.StateChange -= Connection_StateChange;
}
}
static void connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
SqlConnection connection = sender as SqlConnection;
MessageBox.Show //вывод информации о соединении и его состоянии
(
"Connection to" + Environment.NewLine +
"Data Source: " + connection.DataSource + Environment.NewLine +
"Database: " + connection.Database + Environment.NewLine +
"State: " + connection.State
);
}
private void OnStateChange(object sender, StateChangeEventArgs args)
{
if (args.OriginalState == ConnectionState.Closed && args.CurrentState == ConnectionState.Open)
{
countCloseOpen++;
}
else if (args.OriginalState == ConnectionState.Open && args.CurrentState == ConnectionState.Closed)
{
countOpenClose++;
}
else
{
countOtherConnectionStates++;
}
}
public static void OnStateChange(Object o, StateChangeEventArgs stateChanged)
{
// linq seems to switch between open and close only
if (stateChanged.OriginalState == ConnectionState.Open && stateChanged.CurrentState == ConnectionState.Closed)
{
// write the time between open => close
var timeSpan = DateTime.Now.Subtract(tsStart);
if (timeSpan.TotalSeconds > 0)
LogItemHandler.ConnectionClosed(timeSpan);
}
else if (stateChanged.OriginalState == ConnectionState.Closed && stateChanged.CurrentState == ConnectionState.Open)
{
tsStart = DateTime.Now;
}
}
void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (e.CurrentState != ConnectionState.Open)
{
return;
}
var connection = (Oracle.ManagedDataAccess.Client.OracleConnection)sender;
Oracle.ManagedDataAccess.Client.OracleGlobalization info = connection.GetSessionInfo();
info.Sort = "TURKISH_AI";
info.Comparison = "LINGUISTIC";
connection.SetSessionInfo(info);
}
/// <summary>
/// Constructs the object.
/// </summary>
/// <param name="eventType">The type of event being raised.</param>
/// <param name="eventArgs">The base <see cref="EventArgs" /> associated
/// with this event, if any.</param>
/// <param name="transaction">The transaction associated with this event, if any.</param>
/// <param name="command">The command associated with this event, if any.</param>
/// <param name="text">The command or message text, if any.</param>
/// <param name="data">The extra data, if any.</param>
internal ConnectionEventArgs(
SQLiteConnectionEventType eventType,
StateChangeEventArgs eventArgs,
IDbTransaction transaction,
IDbCommand command,
string text,
object data
)
{
EventType = eventType;
EventArgs = eventArgs;
Transaction = transaction;
Command = command;
Text = text;
Data = data;
}
private void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
//if (CanUseSessionContext && e.CurrentState == ConnectionState.Open && _HttpContextAccessor.HttpContext.User.Identity.IsAuthenticated)
//{
// //Get the username from his claims
// Guid userId = Guid.Parse(_HttpContextAccessor.HttpContext.User.FindFirst(ClaimTypes.NameIdentifier).Value);
// var connection = sender as SqlConnection;
// var cmd = connection.CreateCommand();
// cmd.CommandText = @"exec sp_set_session_context @key=N'UserId', @value=@UserId";
// cmd.Parameters.AddWithValue("@UserId", userId);
// try
// {
// cmd.ExecuteNonQuery();
// }
// catch //This is because the dev server is working with Sql Server 2014 and we need SQL Server 2016
// {
// CanUseSessionContext = false;
// }
//}
}
private void _DBConnection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
if (!this._eventFiredByOwnConnectionKill)
{
if (e.OriginalState == ConnectionState.Open)
{
if (e.CurrentState == ConnectionState.Broken | e.CurrentState == ConnectionState.Closed)
{
try
{
if (DBConnectionLostEvent != null)
{
DBConnectionLostEvent(e.OriginalState, e.CurrentState);
}
}
catch (Exception)
{
}
}
}
}
this._eventFiredByOwnConnectionKill = false;
}
internal void CreateStateChange (ConnectionState original, ConnectionState current)
{
StateChangeEventArgs a = new StateChangeEventArgs (original, current);
OnStateChange (a);
}
private void m_connection_StateChange(object sender, StateChangeEventArgs e)
{
if (e.CurrentState == ConnectionState.Closed && Enabled)
{
// Connection lost,
// attempt to reconnect
Start();
}
}
private static void _conn_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
//throw new NotImplementedException();
}
void connection_StateChange(object sender, StateChangeEventArgs e)
{
if (e.CurrentState == ConnectionState.Closed)
{
connection.StateChange -= connection_StateChange;
connection = null;
}
}
void c_StateChange(object sender, StateChangeEventArgs e)
{
stateChangeCount++;
}
static void sqlConnection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
//mainForm.tlblDatabaseStatus.Text = "Database: " + getConnectionStatus(e.CurrentState);
}
/// <summary>
/// Raises the state change event when the state of the connection changes
/// </summary>
/// <param name="newState">The new state. If it is different from the previous state, an event is raised.</param>
internal void OnStateChange(ConnectionState newState)
{
// FIXME: breaks when the commented out code is used
ConnectionState oldState = _connectionState;
_connectionState = newState;
// if (StateChange != null && oldState != newState)
if (oldState != newState)
{
StateChangeEventArgs e = new StateChangeEventArgs(oldState, newState);
//StateChange(this, e);
base.OnStateChange (e);
}
}
void connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
writeOutputText(String.Format("Database connection state change: {1} -> {0}.", e.CurrentState, e.OriginalState));
}
public static void LogConnectionEvent(this ILogger @this, System.Data.StateChangeEventArgs e)
{
@this.Log("Connection state changed From " + e.OriginalState.ToString() + " to " + e.CurrentState.ToString(), LogCategory.Connection, LogLevel.Info);
}
protected virtual void OnStateChange (StateChangeEventArgs stateChange)
{
if (StateChange != null)
StateChange (this, stateChange);
}
public void LogConnectionEvent(System.Data.StateChangeEventArgs e)
{
Debug.WriteLine("Connection state changed From " + e.OriginalState.ToString() + " to " + e.CurrentState.ToString(), DS_EVENT);
}
//---------------------------------------------------------------------------
private static void conn_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
Console.WriteLine("StateChange event occurred (sender: " + sender.ToString() + ")");
Console.WriteLine("\tFrom (OriginalState): " + e.OriginalState.ToString() + "\n\tTo (CurrentState): " + e.CurrentState.ToString());
}
private void connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
Connect.Enabled = (e.CurrentState == ConnectionState.Closed);
Disconnect.Enabled = (e.CurrentState == ConnectionState.Open);
}
/// <summary>
/// Raises the state change event when the state of the connection changes
/// </summary>
/// <param name="newState">The new connection state. If this is different
/// from the previous state, the <see cref="StateChange" /> event is
/// raised.</param>
/// <param name="eventArgs">The event data created for the raised event, if
/// it was actually raised.</param>
internal void OnStateChange(
ConnectionState newState,
ref StateChangeEventArgs eventArgs
)
{
ConnectionState oldState = _connectionState;
_connectionState = newState;
if ((StateChange != null) && (newState != oldState))
{
StateChangeEventArgs localEventArgs =
new StateChangeEventArgs(oldState, newState);
StateChange(this, localEventArgs);
eventArgs = localEventArgs;
}
}
private void connection_StateChange(object sender, StateChangeEventArgs e)
{
var state = e.CurrentState == ConnectionState.Open ? ConnectionStates.Open : ConnectionStates.Closed;
RaiseConnectionStateChanged(state);
}
private void connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
}
private void OnStateChange(StateChangeEventArgs args)
{
if(StateChange != null)
StateChange(this, args);
}
void _DBCaller_StateChanged(object sender, System.Data.StateChangeEventArgs e)
{
bool x = this.DBConnected;
}
public void mainConnection_StateChange(object sender, StateChangeEventArgs e)
{
//显示数据库当前状态
string strCurrentStatus;
if (e.CurrentState.ToString().Equals("Open"))
strCurrentStatus = "已连接";
else if (e.CurrentState.ToString().Equals("Closed"))
strCurrentStatus = "已关闭";
else if (e.CurrentState.ToString().Equals("Connecting"))
strCurrentStatus = "正在连接";
else if (e.CurrentState.ToString().Equals("Executing"))
strCurrentStatus = "正在执行";
else if (e.CurrentState.ToString().Equals("Fetching"))
strCurrentStatus = "正在检索";
else if (e.CurrentState.ToString().Equals("Broken"))
strCurrentStatus = "连接中断";
else
strCurrentStatus = "未知";
statusBarPanel2.Text = strCurrentStatus;
}
void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
State = e.CurrentState;
}
protected virtual void OnStateChange(StateChangeEventArgs stateChange)
{
StateChangeEventHandler handler = _stateChangeEventHandler;
if (null != handler)
{
handler(this, stateChange);
}
}
private static void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
Console.WriteLine("\nDB connection status: " + e.CurrentState + "\n");
}
private void Conn_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
_hubContext.Clients.All.SendAsync("Current State: " + e.CurrentState.ToString()
+ " Original State: " + e.OriginalState.ToString(), "connection state changed");
}
void Conn_StateChange(object sender, StateChangeEventArgs e) {
bool isClosed = e.CurrentState == ConnectionState.Closed;
//Check that it is being closed by proper calls, not by garbage collector cleaning up
var callStack = Environment.StackTrace;
bool calledConnClose = callStack.Contains("Vita.Data.DataConnection.Close()");
bool calledPostProcessResponse = callStack.Contains("Vita.Web.WebCallContextHandler.PostProcessResponse(");
_connectionCloseReport = string.Format("{0},{1},{2}", isClosed, calledConnClose, calledPostProcessResponse);
}
public static void OnStateChange(object sender, System.Data.StateChangeEventArgs e)
{
Console.WriteLine("Connection State Chnaged: {0}", ((SqlConnection)sender).State);
}
void myconn_StateChange(object sender, StateChangeEventArgs e)
{
if (myconn.State == ConnectionState.Open)
{
//
}
if (myconn.State == ConnectionState.Closed)
{
//
}
if (myconn.State == ConnectionState.Connecting)
{
//
}
Application.DoEvents();
}
public void OnStateChange(object sender, StateChangeEventArgs e)
{
Console.WriteLine("OnStateChange");
Console.WriteLine(" event args: (" +
"originalState=" + e.OriginalState +
" currentState=" + e.CurrentState + ")");
}
private void OnClose ()
{
if (StateChange != null)
{
StateChangeEventArgs args = new StateChangeEventArgs (ConnectionState.Open, ConnectionState.Closed);
StateChange (this, args);
}
}
private void OnStateChange (StateChangeEventArgs e)
{
if (StateChange != null)
StateChange (this, e);
}
private void Connection_StateChange(object sender, System.Data.StateChangeEventArgs e)
{
WriteLog($"Connection State: {e.CurrentState}");
}
/// <summary>
/// Raises the state change event when the state of the connection changes
/// </summary>
/// <param name="newState">The new state. If it is different from the previous state, an event is raised.</param>
internal void OnStateChange(ConnectionState newState)
{
ConnectionState oldState = _connectionState;
_connectionState = newState;
if (StateChange != null && oldState != newState)
{
StateChangeEventArgs e = new StateChangeEventArgs(oldState, newState);
StateChange(this, e);
}
}
static void CStateChange(object sender, StateChangeEventArgs e)
{
Console.WriteLine("o status da conexão foi de {0} para {1}", e.OriginalState, e.CurrentState);
}
void StateChangeHandler(object sender, StateChangeEventArgs e)
{
OnStateChange(e);
}
private void StateChangeHandler(object sender, StateChangeEventArgs e)
{
}