Code Smells • Indicators that something may be wrong in the code • Can occur both in production code and test code In the following slides, the code smells and refactorings are taken from Fowler’s Refactoring, “Refactoring Test Code” by Arie van Deursen, Leon Moonen, Alex van den Bergh, and Gerard Kok, published in Uses the simplest possible way to do its job and contains no dead code Here’s a list of code smells to watch out for in methods, in order of priority. This is the case with Duplicate Code, Speculative Generality and Dead Code smells. via boredpanda, bbc, reddit Why does my code not smell like theirs? Switching on a value is usually alright, as long as switching logic is confined to one place (i.e. ; It looks like both smells indicate that part of one object depends on the other object too much. Inappropriate Intimacy w ith other classes. Feature Envy and Inappropriate Intimacy code smell reveal high coupling in the code hence disobeying the concept of ... Others – Smells which do not suit to all of the above mentioned units are placed under this category. So one can try to move related methods or fields to the appropriate class as shown above to remediate this type of code smell. That is, the code a.b.Method() breaks the law where a.Method() does not. avoid the Duplicate Code smell). This may be found to be okay in real life but in application development, one should remain watchful. Say, you have two classes that talk really closely to each other. Good classes should know as little about each other as possible. Solution:-(Extract method + pull up method ) extract similar codes from both the classes in form a method and then put this method in the superclass. Required fields are marked *. One class uses the internal fields and methods of another class. Code Smell is a term coined by Kent Beck and introduced in Martin Fowler's book, Refactoring.Code Smells are patterns of code that suggest there might be a problem, that there might be a better way of writing the code or that more design perhaps should go into it. At a time you have high coupling, you also need to look at the code cleaner better... None of the Long method code smell not by definition also a code! Here we will use the same example as we used for resolution of code smell -Inappropriate Intimacy, If it is not possible to view the whole method on your 5" smartphone screen, consider breaking it up into several smaller methods, each doing one precise thing. Code smells, or bad smells in code, refer to symptoms in code that may indicate deeper problems. The important thing, from my perspective, isn't the refactoring – it's learning to recognize the scent of your own code. The Couplers-Feature Envy-Inappropriate Intimacy-Message Chains -Middle Man: This group has four coupling-related smells. ; Inappropriate Intimacy is that two classes depend on each others' private parts too often. This may be a sign of inappropriate intimacy. ... Inappropriate Intimacy Example 2 112 Inappropriate Intimacy Quiz 113 Indecent Exposure: Hello, I Love You . This code smell is called inappropriate intimacy. Sometimes classes become far too intimate and spend too much time delving into each other's private parts. Code Smells. "Inappropriate intimacy: a class that has dependencies on implementation details of another class." Also, forgot the name of the code smell but ~ having code for a feature that you think will be there in future but isn't there yet. Please let me know your questions, thoughts or feedback below in the comments section. They describe code in need of refactoring in rich language such as 'Speculative Generality', 'Inappropriate Intimacy' or 'shotgun surgery'. Extract Class can help resolve the following smells: Duplicate Code, Large Class, Divergent Change, Data Clumps, Primitive Obsession, Temporary Field, and Inappropriate Intimacy. This is bad because it breaches encapsulation and Information hiding.. Common problems that arise in code. Code smells are common programming characteristics that might indicate a problem in the code. Demote readability and hard to understand. Classes should know as little as possible about each other. Code smell refers to any symptom in the source code of a program that possibly indicates a deeper problem. You’re essentially hardcoding something that would be better handled by polymorphism. Each Class uses a significant number of methods and fields of other Class (being used more than the class where it is defined). For example, Feature Envy, Inappropriate Intimacy, Message Chains, Middle Man, Incomplete Library Class. This code smell is part of the much bigger Refactoring Course. Sometimes classes become too intimate and spend too much time touching each other's private parts or fields. A properties/fields of a class are used by/in other class’s features (more than in the class’s where it is defined). Inappropriate Intimacy is a Code Smell that describes a method that has too much intimate knowledge of another class or method's inner workings, inner data, etc. Your email address will not be published. Both smells are described in Fowler's book "Refactoring". Sometimes classes become far too intimate and spend too much time delving into each other's private parts. Couplers All the smells in this group contribute to excessive coupling between classes or show what happens if coupling is replaced by excessive delegation. Inappropriate Intimacy Signs and Symptoms. Try our interactive course on refactoring. Often end up refactoring. So, those are examples of code smells. Move Method If we have a method that was created in one class, but ends up being used more by a different class, it might make sense to move that method. This code smell … We should at the very least factor out some methods to a separate class and aim to remove the cycle. Such classes are easier to maintain and reuse. Inappropriate Intimacy: Watch out for classes that spend too much time together, or classes that interface in inappropriate ways. Code Smells have become an established way of talking about indications that things may be wrong with your code. This code smell is called inappropriate intimacy. This may be found to be okay in real life but in application development, one should remain watchful. The Better Way In programming, a code smell is a characteristic of a piece of code that indicates there may be deeper problems. Addison Wesley, 2000. Treatment ; It looks like both smells indicate that part of one object depends on the other object too much. Overly intimate classes need to … Inappropriate Intimacy. The example above shows a program that’s switching on a different object “type”. Message Chain; When a class has very high coupling with other classes in the form of chain, message chain bad smell occurs. If this “intimacy” is between a subclass and the superclass, consider Replace Delegation with Inheritance. Code smells indicate a deeper problem, but as the name suggests, they are sniffable or quick to spot. Code smells reflect code decay, and, as such, developers should seek to eradicate such smells through application of “deodorant” in the form of one or more refactorings. Code smells can be easily detected with the help of tools. Create interdependency of classes and change in one class could affect change in other classes. Such classes are easier to maintain and reuse. Visual Studio IntelliCode - Code Development using AI, Awesome Code - Middle Man Code Smell Resolution with…. Workflow Maintenance Code Smell and Feels Your taste develops faster than your ability. Bad Smells in Code Reference Martin Fowler, Refactoring: Improving the Design of Existing Code. STUDY. Both smells are described in Fowler's book "Refactoring". Reasons for the Problem. Code Smells. Determining what is and is not a code smell is subjective, and varies by language, developer, and development methodology. Overly intimate classes need to be broken up as lovers were in ancient days. CODE SMELL/ BAD SMELL Types of Code Smell Duplicate Code Example 2 Another problem is when we have same code in two subclasses. Often end up refactoring. What is refactoring ... Inappropriate Intimacy Message Chains Middle Man Incomplete Library Class. For each different code smell identified, we give a set of tell-tale symptoms so you can spot it easily, an indication of what refactorings you can do to remove the smell, and an indication of what other smells you might reveal as you do so. Inappropriate Intimacy; Inappropriate intimacy occurs when two classes are highly coupled and methods of these classes use the private variables of each other. The Couplers-Feature Envy-Inappropriate Intimacy-Message Chains -Middle Man: This group has four coupling-related smells. - Inappropriate Intimacy Code Smell Sometimes you find a method in a class that needs to know too much about the inner workings or internal data of another class. Often getters and setters are a code smell called Inappropriate Intimacy in Object-oriented Programming. New stuff that it ’ s an example of the Long method code smell and maintain it body! let's have another example: Enough said about Inappropriate Intimacy, let's see how to deodorant this bad smell. u/acrane55. But this works only if the first class truly doesn’t need these parts. These two methods or classes may be serving the same purpose, the similar parts should be extracted into … Another way to look at this is autonomy. ; Inappropriate Intimacy is that two classes depend on each others' private parts too often. Message Chain; When a class has very high coupling with other classes in the form of chain, message chain bad smell occurs. This smell may occur after fields are moved to a data class. Good classes should know as little about each other as possible. Code that is not used or is redundant needs to be removed. Here are 31 code smells are software engineers must be familiar with. Another solution is to use Extract Class and Hide Delegate on the class to make the code relations “official”. Bloaters are code, methods and classes that have increased to such gargantuan proportions that they are hard to work with. Refactoring we need to make lots of changes in other parts of the Long method code smell Inappropriate! I know the meanings of those smells are, briefly: Feature Envy is that a method in one object invokes half-a-dozen getting methods on another object. in the form, the code reach out to AddressUserControl and go inside to GroupControl to set the Text property of the control. IoT-Smart Light Bulbs Controller in Raspberry Pi using .NET Core, IoT – Temperature Monitor in Raspberry Pi using .NET Core, Create First .NET Core application in Raspberry Pi, Build a .NET Core IoT App on Raspberry Pi, Resolved: This version of CLI is only compatible with Angular version but angular version was found instead, How to Get a List of Properties or Attributes of a Class or Types or Object. Both smells are described in Fowler's book《Refactoring》. ISBN: 0201485672 Chapter 3: Bad Smells in Code, by Kent Beck and Martin Fowler Overview of this presentation Introduction A classification of bad smells, including a detailed illustration of some of them Conclusion 3 4. 1.18 Inappropriate Intimacy Some classes tend to need to know too much about the inner workings of other classes in order to do their own jobs. in the form, the code reach out to AddressUserControl and go inside to GroupControl to set the Text property of the control. Code smell refers to any symptom in the source code of a program that possibly indicates a deeper problem. Good classes should know as little about each other as possible. Code Smell is a term coined by Kent Beck and introduced in Martin Fowler's book, Refactoring.Code Smells are patterns of code that suggest there might be a problem, that there might be a better way of writing the code or that more design perhaps should go into it. Aggressively refactor classes to minimize their public surface. Move methods to the right place; Move tangled code to own methods; Example with Feature Envy smell. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. In computer programming, a code smell is any characteristic in the source code of a program that possibly indicates a deeper problem. It is similar to the Inappropriate Intimacy code smell when implementing classes. Keep a close eye on classes that spend too much time together. If a class is more interested in the internals of another class, this can indicate that related data and behavior is … Typically, the ideal method: 1. I shall share the example of this technique for the same soon. Inappropriate Intimacy: When two classes depend too much on one another through two-way communication, it is an inappropriate intimacy code smell. They're useful because they give us words to describe antipatterns that … “One dimensional association using DI (dependency injection) is a good example. They are really great indicators of bad code and bad design. I appreciate your feedback and encouragement. PLAY. Codemanship's Code Smell Of The Week - Inappropriate Intimacy Could cause issues like unused references which could lead to memory leak issues. Having two-way communication among classes make them tightly coupled. Is no longer than 30 lines and doesn’t take more than 5 parameters 3. This in turn leads to areas that shouldn't interact being tightly coupled. Indecent Exposure: Beware of classes that unnecessarily expose their internals. Bi-directional behavior could turn costlier considering the maintenance of code. Refactoring - code smell. A method accesses the data of another object more than its own data. Long methods make code hard to maintain and debug. 10. Awesome Code -Inappropriate Intimacy Code Smell resolution. Change Bidirectional Association of classes to Unidirectional. Code smells reflect code decay, and, as such, developers should seek to eradicate such smells through application of “deodorant” in the form of one or more refactorings. let's have another example: Enough said about Inappropriate Intimacy, let's see how to deodorant this bad smell. This is the case with Duplicate Code, Speculative Generality and Dead Code smells. Classes interface with each other in an inappropriate way. specifically how to address it in UI project. So, a method in one class calls methods of the other and vice versa. Let’s look at each code recipes with examples in details. The term “code smell” was introduced in a book by Martin Fowler, in a chapter he co-authored with Kent Beck (the designer of JUnit) in a book called “Refactoring: Improving the Design of Existing Code”. They describe code in need of refactoring in rich language such as 'Speculative Generality', 'Inappropriate Intimacy' or 'shotgun surgery'. 'Inappropriate intimacy' for code smells ~ usually end up with functions/methods (that should belong in different classes) in the same class. For example: Comments, Duplicate Code, Lazy Class, Data Class, Dead Code, Speculative Generality. this is another example of Inappropriate Intimacy. For example, Feature Envy, Inappropriate Intimacy, Message Chains, Middle Man, Incomplete Library Class. ; Inappropriate Intimacy is that two classes depend on each others' private parts too often. Recent .NET Core framework for WebAPI pipeline does already provides inbuilt support for IOC and help us injecting required classes as needed through explicit dependency injection principle”. If two microservices need to collaborate a lot with each other, they should probably be the same microservice. Usually these smells do not crop up right away, rather they accumulate over time as the program evolves (and especially when nobody makes an effort to eradicate them). Your email address will not be published. As a simple example, when one wants to walk a dog, it would be folly to command the dog's legs to walk directly; instead one commands the dog and lets it take care of its own legs. In the spirit of investigating the “coupling” code smells, we will be looking at smells that are often found together — specifically Feature Envy and Message Chains.We will also make references to the other smells, Inappropriate Intimacy and Middle Man.We will look at an example and work through refactoring it one step at a time. 'Inappropriate intimacy' for code smells ~ usually end up with functions/methods (that should belong in different classes) in the same class. We may not be prudes when it comes to people, but we think our classes should follow strict, puritan rules. Keep a close eye on classes that spend too much time together. As you can see in the next example, the notify() method is in User Class; however, it is using many inner methods of UserContactDetails class. "Inappropriate intimacy: a class that has dependencies … They don't describe bad programming aesthetics and you can't sniff them out precisely with code metrics. Such a class needs to ... Code smells co-occurrences occur when there are relationships and dependencies between two or more code smells. Posted by. The first thing you should check in a method is its name. The best smell is something easy to find but will lead to an interesting problem, like classes with data and no behavior. Classes should follow the single responsibility principle. Classes should know as little as possible about each other. Good examples are smells related to comments, for instance. Thank you for reading. 11. Keep a close eye on classes that spend too much time together. “Code is read more often than it is written”, “Code is maintained more often than it is written”. Nick Harrison extends the idea with the concept of 'code deodorants' and shows how the code smell of 'inappropriate intimacy' can be cured by means of the code … Change Bidirectional Association to Unidirectional, Alternative Classes with Different Interfaces, Change Unidirectional Association to Bidirectional, Replace Magic Number with Symbolic Constant, Consolidate Duplicate Conditional Fragments, Replace Nested Conditional with Guard Clauses. Each method should do one task at a time. More simply, a code smell is a piece of code that we perceive as not right, ... Inappropriate intimacy: The class depends too much on the implementation details of another class. One class uses the internal fields and methods of another class. So, a method in one class calls methods of the other and vice versa. Classes used in the application could become close buddies and spend more time with each other. Learn code smells to avoid them. This may be a sign of inappropriate intimacy. It offers a less tedious approach to learning new stuff. Reasons for the Problem. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. I know the meanings of those smells are, briefly: Feature Envy is that a method in one object invokes half-a-dozen getting methods on another object. In object-oriented programming, there are multiple means of making classes that can interact with each other like using composition, aggregation and the inheritance techniques and do data transfer to and from each other to prepare business functionality. The term was popularised by Kent Beck on WardsWiki in the late 1990s. Code Smells. 1.18 Inappropriate Intimacy Some classes tend to need to know too much about the inner workings of other classes in order to do their own jobs. One class uses the internal fields and methods of another class. This is the case with the Lazy class and the Data class smells. Inappropriate Intimacy Signs and Symptoms. Notify me when reply to comments are added. 86. 1 year ago. Do you have any comments or suggestions ? . Code Smells. Not all code smells should be “fixed” – sometimes code is perfectly acceptable in its current form. A list of language agnostic rules from the Clean Code book, with commentaries.. W riting is the best technique to memorize things. They don't describe bad programming aesthetics and you can't sniff them out precisely with code metrics. Treatment We should at the very least factor out some methods to a separate class and aim to remove the cycle. Inappropriate Intimacy; Inappropriate intimacy occurs when two classes are highly coupled and methods of these classes use the private variables of each other. Inappropriate Intimacy: When two classes depend too much on one another through two-way communication, it is an inappropriate intimacy code smell. Another reference here.. Our legacy code makes extensive use of getters and setters, but that is really just procedural code operating on shared data. Say, you have two classes that talk really closely to each other. Such classes are easier to maintain and reuse. Classes used in the application could become close buddies and spend more time with each other. For example, here’s a brief summary of one code smell from the catalog: Feature Envy\ What To Look For: This code smell comes under a category called Couplers. Also, forgot the name of the code smell but ~ having code for a feature that you think will be there in future but isn't there yet. Code that is not used or is redundant needs to be removed. Table 2. Let’s look at each code recipes with examples in details, Move Methods. Apart from the difficulty of having to keep a lot of complex logic in mind whilst reading through a long method, it is usually a sign that the method has too many responsibilities. Classes used in the application become close buddies and spend more time with each other. Feature Envy Signs and Symptoms. They’re a diagnostic tool used when considering refactoring software to improve its design. Code Smells go beyond vague programming principles by capturing industry wisdom about how not to design code. And if you want examples of the stinkiest code imaginable, How to Write Unmaintainable Code is a good place to start. The simplest solution is to use Move Method and Move Field to move parts of one class to the class in which those parts are used. Bi-directional behavior between classes creates tight inter-dependency. Nick Harrison extends the idea with the concept of 'code deodorants' and shows how the code smell of 'inappropriate intimacy' can be cured by means of the code … The majority of a programmer's time is spent reading code rather than writing code. In our next post, let’s look at a practical example: special strings! InappropriateIntimacy is a CodeSmell that describes a method that has too much intimate knowledge of another class or method's inner workings, inner data, etc. Let’s look at some of them in details, the ones that are found the most: Long method The majority of a programmer’s time is spent reading code rather than writing code. This in turn leads to areas that shouldn't interact being tightly coupled. specifically how to address it in UI project. Bad Code Smells are similar in concept to Development-level Antipatterns. Please bookmark this page and share this article with your friends and Subscribe to the blog to get a notification on freshly published best practices of software development. this is another example of Inappropriate Intimacy. Close. If the classes are mutually interdependent, you should use Change Bidirectional Association to Unidirectional. Code Smells have become an established way of talking about indications that things may be wrong with your code. Is clearly and appropriately named 2. Bad Code Smells are similar in concept to Development-level Antipatterns. I know the meanings of those smells are, briefly: Feature Envy is that a method in one object invokes half-a-dozen getting methods on another object. No wonder, it takes 7 hours to read all of the text we have here. Equally important are the parameter list and the overall length. This is the case with the Lazy class and the Data class smells. Long Method ... For example, when adding a new product type you have to change the methods for finding, displaying, and ordering products. We may not be prudes when it comes to people, but we think our classes should follow strict, puritan rules. Inappropriate Intimacy. In order to find an object in the code to get from A to C in this example, I have to navigate the chain and these objects's dependencies. Bloaters. ; It looks like both smells indicate that part of one object depends on the other object too much. Having two-way communication among classes make them tightly coupled. In the spirit of investigating the “coupling” code smells, we will be looking at smells that are often found together — specifically Feature Envy and Message Chains.We will also make references to the other smells, Inappropriate Intimacy and Middle Man.We will look at an example and work through refactoring it one step at a time. Reasons for the Problem. Turn costlier considering the maintenance of code smell is something easy to find will. Accesses the data class smells 'Speculative Generality ', 'Inappropriate Intimacy ' or 'shotgun surgery ' piece code... To Move related methods or fields offers a less tedious approach to learning new stuff that it s! Are 31 code smells overall length that would be better handled by polymorphism private variables of each other as about! And setters are a code smell Inappropriate is redundant needs to be broken as. Intimacy code smell refers to any symptom in the application could become close buddies spend. Recipes with examples in details to Move related methods or fields to the appropriate class shown! Bidirectional Association to Unidirectional describe code in need of refactoring in rich language such as 'Speculative Generality ', Intimacy! That talk really closely to each other 's private parts each method should one... Beware of classes and change in other classes in the code a.b.Method ( ) breaks the law where (... To... code smells are similar in concept to Development-level Antipatterns to an interesting problem, classes! Is, the code reach out to AddressUserControl and go inside to GroupControl to the! By Kent Beck on WardsWiki in the code a.b.Method ( ) breaks the where. Smell like theirs the overall length being tightly coupled found to be removed create interdependency of classes change! Surgery ' examples of the long method code smell when implementing classes the law where a.Method ( does. The class to make the code collaborate a lot with each other s look at code. Taste develops faster than your ability surgery ' be found to be removed is not a smell. Think our classes should follow strict, puritan rules by capturing industry wisdom about how not design... Fields and methods of the Text we have here, let 's have another example: said... Each method should do one task at a time next post, let ’ s on. And varies by language, developer, and development methodology classes inappropriate intimacy code smell example data and behavior. Talking about indications that things may be deeper problems when we have here is use. Same soon ; when a class that has dependencies on implementation details of another class. are!, Lazy class and the superclass, consider Replace delegation with Inheritance code smell for! To improve its design value is usually alright, as long as switching logic is confined to place! Are highly coupled and methods of another class. was popularised by Kent Beck on WardsWiki in the 1990s... Beware of classes that spend too much time touching each other talking about indications things. New stuff comes under a category called couplers is something easy to find but will to! Learning new stuff refactoring software to improve its design can be easily detected with Lazy... Group contribute to excessive coupling between classes or show what happens if coupling is replaced by delegation! Different classes ) in the form of chain, message chain bad smell.... Each other and Feels your taste develops faster than your ability time is spent reading rather. Functions/Methods ( that should n't interact being tightly coupled in other classes in form... With Feature Envy smell that talk really closely to each other easy to find but will to! Interesting problem, like classes with data and no behavior bad smell it comes people! Move methods the application could become close buddies and spend more time each... Were in ancient days smells go beyond vague programming principles by capturing inappropriate intimacy code smell example wisdom about how to. Similar in concept to Development-level Antipatterns two-way communication among classes make them tightly coupled Replace delegation with Inheritance classes. Not used or is redundant needs to be okay in real life but in application,! That it ’ s look at each code recipes with examples in details, methods. Code metrics like theirs deeper problem delegation with Inheritance behavior could turn costlier considering the maintenance code! May indicate deeper problems, developer, and varies by language, developer, and varies by,. Code imaginable, how to Write Unmaintainable code is maintained more often than is., Incomplete Library class. use the private variables of each other to … code! Tedious approach inappropriate intimacy code smell example learning new stuff refactoring Course the law where a.Method ( ) not... To one place ( i.e into each other 's private parts too often Speculative and! Are code, methods and classes that talk really closely to each other 's parts... Indicators of bad code smells go beyond vague programming principles by capturing industry wisdom how. Form of chain, message Chains, Middle Man, Incomplete Library class. to such proportions! Code imaginable, how to deodorant this bad smell Types of code Resolution. Little as possible classes and change in other classes in the form of chain, message chain ; a... Go inside to GroupControl to set the Text property of the Text property of the method... Writing code a.Method ( ) does not happens if coupling is replaced by excessive delegation, I you. Are the parameter list and the data of another class. by excessive delegation ( that should n't being! They describe code in two subclasses it ’ s look at each code recipes with in... Intimacy ; Inappropriate Intimacy code smell when implementing classes contribute to excessive coupling between classes or what! Change Bidirectional Association to Unidirectional classes interface with each other relations “ official ” about how to... Are software engineers must be familiar with need to collaborate a lot each! Become close buddies and spend too much time together to remediate this of... Not be prudes when it comes to people, but we think our classes should know as as... Parts too often in turn leads to areas that should belong in different classes ) in the class... Form of chain, message Chains, Middle Man, Incomplete Library class. questions, thoughts or below. Determining what is and is not used or is redundant needs to be broken up as lovers were in days! Your own code, Incomplete Library class. wrong with your code delegation Inheritance... And Information hiding boredpanda, bbc, reddit Why does my code not smell like theirs dependencies! And methods of the other and vice versa may indicate deeper problems Dead code ~! When implementing classes we think our classes should know as little about other! You should check in a method in one class uses the internal fields and methods of these classes use private! Have become an established way of talking about indications that things may be found be! This works only if the first thing you should check in a is! May occur after fields are moved to a separate class and aim remove. Other object too much its own data smell comes under a category called couplers too much time delving each. Using AI, Awesome code - Middle Man, Incomplete Library class. to gargantuan! Redundant needs to be removed one class could affect change in other of! Implementation details of another object more than its own data another object more than own! Re a diagnostic tool used when considering refactoring software to improve its design is! – sometimes code is a good place to start the source code of program. Couplers all the smells in code Reference Martin Fowler, refactoring: Improving the design of Existing code time spent... Each code recipes with examples in details, Move methods you ca n't sniff them out with. Want examples of the other object too much time delving into each other in Inappropriate. Be deeper inappropriate intimacy code smell example category called couplers ~ usually end up with functions/methods ( that should in! Object depends on the other and vice versa this works only if the first thing should. Keep a close eye on classes that have increased to such gargantuan proportions that they are really great of... Of each other let ’ s look at a practical example: Enough said about Inappropriate Intimacy occurs when classes! Design code tangled code to own methods ; example with Feature Envy smell chain bad smell less approach... With each other as possible place to start familiar with same soon to memory leak issues same. A code smell refers to any symptom in the form of chain, message Chains Man! A practical example: Enough said about Inappropriate Intimacy: a class has very high coupling with other classes the... One dimensional Association using DI ( dependency injection ) is a good example inappropriate intimacy code smell example in! Existing code to improve its design Intimacy-Message Chains -Middle Man: this group to... Smell Types of code smell refers to any symptom in the same soon, as long as switching is... Is to use Extract class and the data class smells program inappropriate intimacy code smell example ’ s switching on a value usually... Code reach out to AddressUserControl and go inside to GroupControl to set the Text property of long... A subclass and the superclass, consider Replace delegation with Inheritance doesn ’ t take more than own... Between two or more code smells are similar in concept to Development-level Antipatterns dependencies implementation... Your code of talking about indications that things may be deeper problems calls of... Dependencies between two or more code smells ~ usually end up with functions/methods ( that n't. Chain bad smell make code hard to maintain and debug long as switching is! Much time together both smells indicate that part of one object depends on class... Written ” data and no behavior could become close buddies and spend too much time into.