/// <summary>
/// Helper for PostNonAppKasQuery() and PostKasQuery().
/// </summary>
private WmKasQuery PostKasQueryInternal(AnpMsg cmd, Object[] metaData, KasQueryDelegate callback, KwsApp app,
bool clearOnLogoutFlag)
{
WmKasQuery query = new WmKasQuery(cmd, metaData, callback, Kas, this, app, clearOnLogoutFlag);
m_wm.Sm.PostKasQuery(query);
return query;
}
public override void SetDataSource(KwsApp _newApp)
{
if (HasShare()) SrcApp.Share.Deactivate();
base.SetDataSource(_newApp);
}
public KasQuery PostAppKasQuery(AnpMsg cmd, Object[] metaData, KasQueryDelegate callback, KwsApp app)
{
Debug.Assert(app != null);
return PostKasQueryInternal(cmd, metaData, callback, app, true);
}
public void SetAppDirty(KwsApp app, String reason)
{
SetDirty();
}
public void OnAppStopped(KwsApp app)
{
if (app.AppStatus != KwsAppStatus.Stopping && app.AppStatus != KwsAppStatus.Stopped)
{
Logging.Log(2, "OnAppStopped() called when app not stopping/stopped");
return;
}
app.AppStatus = KwsAppStatus.Stopped;
Sm.OnAppStopped();
}
public void OnAppStarted(KwsApp app)
{
if (app.AppStatus != KwsAppStatus.Starting)
{
Logging.Log(2, "OnAppStarted() called when app not starting");
return;
}
app.AppStatus = KwsAppStatus.Started;
Sm.OnAppStarted();
}
public void HandleAppFailure(KwsApp app, Exception ex)
{
Sm.HandleAppFailure(app, ex);
}
public WmKasQuery(AnpMsg cmd, Object[] metaData, KasQueryDelegate callback,
WmKas kas, Workspace kws, KwsApp app, bool clearOnLogoutFlag)
: base(cmd, metaData, callback)
{
Kas = kas;
Kws = kws;
App = app;
ClearOnLogoutFlag = clearOnLogoutFlag;
}
/// <summary>
/// This method should be called when an application fails.
/// </summary>
public void HandleAppFailure(KwsApp app, Exception ex)
{
Logging.Log(2, "Application " + app + " failed: " + ex.Message);
Logging.LogException(ex);
// We cannot handle application failures during task switches:
// we are stopping the applications.
if (m_taskSwitchFlag) Base.HandleException(ex, true);
// Set the application exception.
m_kws.AppException = ex;
// Increase the severity of the rebuild required if possible.
if (m_currentTask == KwsTask.Rebuild)
{
KwsRebuildInfo rebuildInfo = new KwsRebuildInfo();
rebuildInfo.DeleteCachedEventsFlag = true;
rebuildInfo.DeleteLocalDataFlag = true;
WorsenRebuild(rebuildInfo);
}
// Run the state machine to adjust the state.
RequestRun("application failure");
m_kws.StateChangeUpdate(false);
// Notify the listeners.
m_kws.FireKwsSmNotif(new KwsSmNotifEventArgs(KwsSmNotif.AppFailure, ex));
// Stop the workspace if required.
SetUserTask(KwsTask.Stop);
RequestTaskSwitch(KwsTask.Stop);
}
