Posts

Showing posts from August, 2013

Why Dispose() is preferred than Finalize() for Un-Managed Resources in .NET?

Image
Memory management is very important in any application development.The Garbage collector of .NET does almost all clean up activity for your objects.For unmanaged resources (Ex:Windows API created objects, File, Database connection objects, COM objects, etc.) are outside the scope of .NET framework.

Why Dispose() is preferred than Finalize()

If we use the "Finalize()" method,the Garbage collector has to make two round in order to remove the objects.

For an instance ,let me explain clearly if we have two objects as Object1 and Object2 and we finalize the Object2 as given in the below image.The GC has to categorize the two objects and put the Finalize objects into Finalization Queue.The GC will clean the object1 which doesn't use the Finalize() method and process the second round of cleaning the Finalization Queue.


Now at this the "Dispose()" method will come into picture.This method belongs to IDisposable() interface .So the best practise to release the unmanaged co…