C# to Objective C by example #4

gistfile1.m

-(void) exceptionExample
{
	//
	// Catching exceptions should be familiar to C# programmers
	//
	@try
	{

	}
	@catch (NSException *exception)
	{
		NSLog(@"%@ error occured - %@",[exception name], [exception reason]);
	}
	@finally
	{
		// Some clean up code
	}

	//
	// Throwing an exception. Apple says:
	// "Instead of exceptions, error objects (NSError) and the Cocoa error-delivery mechanism are the
	// recommended way to communicate expected errors in Cocoa applications"
	//
	NSException* myException = [NSException exceptionWithName:@"FileNotFoundException"
	reason:@"File Not Found on System"userInfo:nil];
	@throw myException;

	// Or..
	[NSException raise:@"My reason" format:@"format string here", myobject]
}