Dispose

What is Dispose?

Definition and meaning of Dispose

In the Context of C#, dispose is an Object Method invoked to execute Code required for reminiscence cleanup and release and reset unmanaged assets, which include File Handles and Database connections. Dispose improves overall perFormance and optimizes Memory by way of Freeing unmanageable items and scarce sources, like Graphics Device Interface (GDI) handles utilized in Packages with restricted Windows area.

The Dispose approach, supplied via the IDisposable interface, implements Dispose calls. The Dispose pattern is designed for timely and predicTable cleanup, prEvention of brief reminiscence leaks and disposal of assets.

What Does Dispose Mean?

The .NET Framework allows Garbage series (GC), manages item reminiscence and resources and reclaims invalid item memory references by means of invoking Finalize – a non-deterministic technique. The Dispose approach controls the life of object memory Instances and provides express reminiscence cleanup manipulate, versus Finalize’s implicit memory cleanup. Dispose may be invoked even if other reminiscence item instances exist, whereas Finalize may additionally handiest be invoked after the ultimate reminiscence object is destroyed.

Dispose method rules are as follows:

• Used for unmanaged resources requiring on the spot launch after use.
• If Dispose isn't referred to as, the Finalize method should be implemented.
• After calling the Dispose technique, the GC.SuppressFinalize approach need to be known as to forestall the Finalize method and avoid pointless GC.
• Exceptions ought to be cautiously treated if the Dispose method is invoked Greater than once. If resources are disposed, any example approach may additionally throw the ObjectDisposedException.
• An object with a previously called Dispose approach won't be reused.
• Dispose is suggested handiest for the management of local useful resource gadgets and Component Object Model (COM) objects exposed to the .NET Framework.
• Dispose may not be conCurrently invoked from more than one Threads, because of unpredictable results.
• Value sorts have to now not be created as disposable kinds or with unmanaged aid members.
• When using unmanaged sources, it is taken into consideration exceptional exercise to use the supply code’s Using announcement, which automatically invokes the object’s Dispose method after finishing the item code.

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