By David Robinson
What is this AOP factor besides, really-when you get all the way down to it-and can a person please clarify what a side really is?Aspect-Oriented Programming with the e Verification Language takes a realistic, instance established, and enjoyable method of unraveling the mysteries of AOP. during this booklet, you are going to learn the way to:. Use AOP to arrange your code in a manner that makes it effortless to house the belongings you relatively care approximately on your verification environments. ignore organizing through periods, and begin organizing by way of performance, layers, elements, protocols, sensible insurance, checking, or whatever that you just come to a decision is necessary to you. simply create versatile code that eases your improvement burden, and offers your clients the ability to quick do what they should do together with your code. really create a plug-and-play setting so that it will upload and take away performance with out enhancing your code. Examples comprise how you can use AOP to create pluggable debug modules, and a pluggable module that allows you to fee that your testbench remains to be operating ahead of you start a regression. make the most of AOP to circumvent these productiveness roadblocks that appear to plague all initiatives on the so much inconvenient of occasions. realize why "return" is evil, and a few different "gotchas" with the AOP good points of eAll of the methodologies, suggestions, and strategies defined during this ebook were constructed and established on actual initiatives, with genuine humans, genuine schedules and the entire linked difficulties that include those. basically those that labored, and labored good, have made it in, so by way of following the recommendation given during this e-book, you will achieve entry to the real energy of AOP whereas smartly keeping off the trouble of operating all of it out your self. . Use AOP to prepare your code in a manner that makes it effortless to house the stuff you quite care approximately on your verification environments. ignore organizing through sessions, and begin organizing by way of performance, layers, elements, protocols, useful assurance, checking, or something that you just make a decision is critical to you. simply create versatile code that eases your improvement burden, and offers your clients the ability to fast do what they should do along with your code. actually create a plug-and-play atmosphere as a way to upload and take away performance with no editing your code. Examples contain how one can use AOP to create pluggable debug modules, and a pluggable module that allows you to payment that your testbench remains to be operating sooner than you start a regression. make the most of AOP to keep away from these productiveness roadblocks that appear to plague all initiatives on the such a lot inconvenient of occasions. observe why "return" is evil, and a few different "gotchas" with the AOP good points of e
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Additional resources for Aspect-Oriented Programming with the e Verification Language: A Pragmatic Guide for Testbench Developers (Systems on Silicon)
Even when a problem was mapped to classes, programmers still had to concentrate on many different things at once, software maintenance didn’t become trivial, and simple and widespread class reuse remained elusive . The root cause of these problems is that OOP doesn’t allow you to decompose a problem into all of its concerns. You can only encapsulate some of the concerns. It doesn’t easily allow you to deal with crosscutting concerns. 4 When mapping a problem to classes, you have to decide which concerns are the most important and turn them 4 e doesn’t have a class type.
Of course, wanton patching is poor technique, and can lead to very complex code. Once a bug has been fixed or the new functionality added, the original source code should be updated with the changes. However, this can now be done at a suitable time of your choosing. 6 What are aspects? — Part II The definition I gave earlier of an aspect being a crosscutting concern is good, but it could be better. It seems like the most complex part of AOP is coming up with an exact definition for an aspect. This is not helped by the fact that the word “aspect” is used for two different meanings.
You could try to create a class to encapsulate a crosscutting concern, such as functional coverage, but you won’t succeed. Although you could encapsulate most of it, any concerns that it cuts across still need to instantiate this new class and interact with it in the correct manner. This means there is still some unencapsulated code for the crosscutting concern. In this example the other classes still need to know that there is functional coverage, and they need to instantiate the functional coverage class and to interact with it.
Aspect-Oriented Programming with the e Verification Language: A Pragmatic Guide for Testbench Developers (Systems on Silicon) by David Robinson