public static void Do(string name, DoFunc d)
{
var t = Begin(name);
d();
t.End();
}
/// <summary>
/// Tries the specified action until the result of the action is not equal to <c>default{T}</c>
/// or the time out is reached.
/// </summary>
/// <typeparam name="T">The result type of the action</typeparam>
/// <param name="func">The action.</param>
/// <returns>The result of the action of <c>default{T}</c> when time out occured.</returns>
public T Try <T>(DoFunc <T> func)
{
if (func == null)
{
throw new ArgumentNullException("func");
}
var defaultT = default(T);
var timeoutTimer = GetTimer();
do
{
LastException = null;
try
{
var result = func.Invoke();
if (!result.Equals(defaultT))
{
return(result);
}
}
catch (Exception e)
{
LastException = e;
}
Sleep(SleepTime);
} while (!timeoutTimer.Elapsed);
HandleTimeOut();
return(defaultT);
}
private void AddToAttributeCache <T>(string key, DoFunc <T> function)
{
if (!AttributeCache.ContainsKey(key))
{
AttributeCache.Add(key, function.Invoke());
}
}
protected void WaitUntil(DoFunc<bool> waitWhile, BuildTimeOutExceptionMessage exceptionMessage)
{
if (_waitForCompleteTimer == null) throw new WatiNException("_waitForCompleteTimer not initialized");
var timeOut = new TryFuncUntilTimeOut(_waitForCompleteTimer) {ExceptionMessage = exceptionMessage};
timeOut.Try(waitWhile);
}
public static T TryFuncIgnoreException <T>(DoFunc <T> func)
{
try
{
return(func.Invoke());
}
catch
{
return(default(T));
}
}
/// <summary>
/// Waits until the method returns true or false.
/// </summary>
/// <param name="func">The function to evaluate.</param>
/// <param name="exceptionMessage">A function to build an exception message.</param>
/// <returns>The last function result.</returns>
/// <exception cref="TimeoutException">Thrown if a timeout occurs.</exception>
protected bool WaitUntilNotNull(DoFunc <bool?> func, BuildTimeOutExceptionMessage exceptionMessage)
{
var result = false;
WaitUntil(() =>
{
var currentResult = func();
if (currentResult.HasValue)
{
result = currentResult.Value;
return(true);
}
return(false);
}, exceptionMessage);
return(result);
}
/// <summary>
/// Tries the specified action until the result of the action is not equal to <c>default{T}</c>
/// or the time out is reached.
/// </summary>
/// <typeparam name="T">The result type of the action</typeparam>
/// <param name="func">The action.</param>
/// <returns>The result of the action of <c>default{T}</c> when time out occured.</returns>
public T Try <T>(DoFunc <T> func)
{
if (func == null)
{
throw new ArgumentNullException("func");
}
var timeoutTimer = GetTimer();
var currentSleepTime = TimeSpan.FromMilliseconds(1);
do
{
LastException = null;
try
{
var result = func.Invoke();
if (!Equals(result, default(T)))
{
return(result);
}
}
catch (Exception e)
{
LastException = e;
}
Sleep(currentSleepTime);
currentSleepTime += currentSleepTime;
if (currentSleepTime > SleepTime)
{
currentSleepTime = SleepTime;
}
} while (!timeoutTimer.Elapsed);
HandleTimeOut();
return(default(T));
}
public static T TryFuncFailOver <T>(DoFunc <T> func, int numberOfRetries, int sleepTime)
{
Exception LastException;
do
{
try
{
var result = func.Invoke();
return(result);
}
catch (Exception e)
{
LastException = e;
}
numberOfRetries -= 1;
Thread.Sleep(sleepTime);
} while (numberOfRetries != 0);
throw LastException;
}
public static T Try <T>(int timeout, DoFunc <T> func)
{
var tryFunc = new TryFuncUntilTimeOut(timeout);
return(tryFunc.Try(func));
}
private T GetFromAttributeCache <T>(string key, DoFunc <T> function)
{
AddToAttributeCache(key, function);
return((T)AttributeCache[key]);
}
private static T GetWithFailOver <T>(DoFunc <T> func)
{
return(UtilityClass.GetWithFailOver(func));
}
protected virtual void WaitUntil(DoFunc<bool> waitWhile, BuildTimeOutExceptionMessage exceptionMessage)
{
if (Timer == null)
throw new WatiNException("_waitForCompleteTimer not initialized");
var timeOut = new TryFuncUntilTimeOut(Timer) {ExceptionMessage = exceptionMessage};
timeOut.Try(waitWhile);
}
/// <summary>
/// Waits until the method returns true or false.
/// </summary>
/// <param name="func">The function to evaluate.</param>
/// <param name="exceptionMessage">A function to build an exception message.</param>
/// <returns>The last function result.</returns>
/// <exception cref="TimeoutException">Thrown if a timeout occurs.</exception>
protected bool WaitUntilNotNull(DoFunc<bool?> func, BuildTimeOutExceptionMessage exceptionMessage)
{
var result = false;
WaitUntil(() =>
{
var currentResult = func();
if (currentResult.HasValue)
{
result = currentResult.Value;
return true;
}
return false;
}, exceptionMessage);
return result;
}
public static T GetWithFailOver <T>(DoFunc <T> func)
{
return(TryFuncFailOver(func, 5, 50));
}
public void PlantingBomb(float time, DoFunc e)
{
DoTime = time;
DoFunction += e;
}
