// ----------------------------------------------------------------------------------------
/// <!-- IfUnequal -->
/// <summary>
/// Throws an exception if the two objects are not the same when they should be
/// </summary>
/// <param name="objA"></param>
/// <param name="objB"></param>
/// <param name="descrA"></param>
/// <param name="descrB"></param>
/// <param name="place"></param>
/// <returns>returns true if they are equal</returns>
public static bool IfUnequal(object objA, object objB, string descrA, string descrB, string place)
{
string message = "";
bool equal = (objA == objB);
if (!equal)
{
// ----------------------------------------------------------------------
// Inequality message
// ----------------------------------------------------------------------
if (objA == null)
{
message = descrA + " is null and " + descrB + " is not at " + place;
}
else if (objB == null)
{
message = descrB + " is null and " + descrA + " is not at " + place;
}
else
{
message = descrA + " does not match " + descrB + " at " + place + "."
+ "\r\n'" + objA.ToString() + "' != '" + objB.ToString() + "'";
}
ThrowMessage.A(new DataException(message));
}
return(equal);
}
// ----------------------------------------------------------------------------------------
/// <!-- EventSourceBuild -->
/// <summary>
/// Builds the event source creation data for logging using source and log names
/// </summary>
/// <param name="source">often a project name</param>
/// <param name="logName"></param>
/// <returns>constructed event source</returns>
public static EventSourceCreationData EventSourceBuild(string source, string logName)
{
EventSourceCreationData eventSource;
eventSource = new EventSourceCreationData(source, logName);
eventSource.MachineName = ThrowMessage.SetLocalMachineName(); // local machine
_eventSource = eventSource;
return(eventSource);
}
// ----------------------------------------------------------------------------------------
/// <!-- IfTooLong -->
/// <summary>
/// Throws an exception if the string is too long
/// </summary>
/// <param name="str"></param>
/// <param name="maxLength"></param>
/// <returns>returns true if string is too long</returns>
public static bool IfTooLong(string str, int maxLength)
{
bool tooLong = true;
if (str != null && str.Length > maxLength)
{
ThrowMessage.A(new OverflowException("string too long: " + str.Length + ">" + maxLength));
}
else
{
tooLong = false;
}
return(tooLong);
}
// ----------------------------------------------------------------------------------------
/// <!-- IfNullOrEmpty -->
/// <summary>
/// Throws if the string is null or empty and returns a boolean
/// </summary>
/// <param name="str"></param>
/// <param name="message">returns true if the string is null or empty</param>
public static bool IfNullOrEmpty(string str, string message)
{
bool isBlank = true;
if (string.IsNullOrEmpty(str))
{
ThrowMessage.A(new NoNullAllowedException(message));
}
else
{
isBlank = false;
}
return(isBlank);
}
// ----------------------------------------------------------------------------------------
/// <!-- IfNull -->
/// <summary>
/// Throws if the object is null and returns a boolean
/// </summary>
/// <param name="obj"></param>
/// <param name="message"></param>
/// <returns>returns true if the object is null</returns>
public static bool IfNull(object obj, string message)
{
bool isNull = true;
if (obj == null)
{
ThrowMessage.A(new NoNullAllowedException(message));
}
else
{
isNull = false;
}
return(isNull);
}
// ----------------------------------------------------------------------------------------
/// <!-- IfNotMatch -->
/// <summary>
/// Throws if the string does not match the patter and returns a boolean
/// </summary>
/// <param name="str"></param>
/// <param name="pattern"></param>
/// <param name="message"></param>
/// <returns></returns>
public static bool IfNotMatch(string str, string pattern, string message)
{
bool notMatch = true;
if (!Regex.IsMatch(str, pattern))
{
ThrowMessage.A(new FormatException(message + ": " + str));
}
else
{
notMatch = false;
}
return(notMatch);
}