Proguard Reflection

However, Google's ProGuard version is about two years behind the current version 4. Shop Pro 3d Curved 2pcs here. Choosing the right product for your application requires some knowledge of the strengths and weaknesses of each type of product available on the market today. Limit one use of promo code per customer. Competitive pricing, largest in-stock assortment and trusted brands. TargetInvocationException: An exception occurred during the operation, making the result invalid. This is the reflection of light between two sheets of glass (the phone's display and the tempered glass screen protector that isn't glued 100% onto the display), and it can be quite distracting. Modify the contents to looks like this:. To migrate from ProGuard to DashO, use this process: Remove the ProGuard configuration. In real use cases, you can let ProGuard do at least some of it's work. I apply many recipes found in internet to keep some classes, attributes, annotations and enumerations. I used EDPM Coatings - Liquid Roof and Eternabond Tape. Tropic Seas Range Features Powerful 5″ Massage Jets Massage Nodes* Neck Jets* DynaStar LED Lighting* Proguard Hardcover. 7, which appears to optimize away the private constant definitions, without optimizing away the references. Without the window film, the reflection from energy efficient windows can magnify the sun, and cause your turf to melt and burn. How to solve ProGuard errors: can’t find referenced class javax. This is required. Posted by: admin February 23, 2018 Leave a comment. forName on types which do not exist on Android to determine platform. ProGuard can now optimize its inefficient reflection into more compact and efficient direct code. Proguard is one of the leading Personal Protective Equipment (PPE) companies in Malaysia and South East Asia. Pro Guard Blister Guard The Pro Guard Blister Guard is a diverse tool to combat annoying blisters and lace bite. Contribute to yongjhih/proguard-annotations development by creating an account on GitHub. config property as described in that file. ProGuard is a tool to optimize and obfuscate your Android apps. 6258 AT Member November 2015 in Xamarin. dressings specialty fabric cleaners glass cleaners paint fragrances/odor eliminators. Cart (0 items) Customer Login. If you run into problems with proguard (you will, reflection doesn't work when minifying/using proguard) when using this gist add this line to your proguard config:-keep public class package. The latter is handy when you need to delegate property to an object which doesn't originally provide these functions. 99 ProGuard. Android App Bundles. red reflective numbers or letters 75mm high x 50mm wide BLUE Blue Gloss Self Adhesive Vinyl Supplied individually or in sets e. Además, para los desarrolladores de Android que estén utilizando el atributo onClick en su archivo de layouts XML, también deberá agregar el nombre de la función en su archivo proguard. pro), code above uses reflection and won't work if proguard obfuscate the mShiftingMode field. Java reflection API는 바로 그런 기능을 언어의 기본 요소인 클래스, 필드, 메소드를 들여다 볼 수 있는 평범한 Java API를 통해 제공합니다. We use ProGuard since a couple of years and are very happy with it. -forceprocessing. Resistance to temperature extremes – EPDM outperforms other coating polymers by withstanding temperatures from -52 °C to 150 °C. Proguard rules for Log4j. 하지만 Unit test 에는 좋다. I really want to use this Proguard feature with my app but seeing those thousand warnings makes me wonder if it is worthy What should I add to make it build. txt in your project. This one is an optimisation rather than a problem, because if you really need reflection in your Kotlin code, just import the kotlin-reflect package and reflect away. Renaming/obfuscation is not needed, so there’s no need for ProGuard at all. Kirill who wrote that issue and sample code is in those chat groups as well, so maybe tag him on the question. /Android - Proguard und Retrofit 2? Android - Proguard und Retrofit 2? Ich verwende Proguard für mein Projekt und untenstehenden Code ist in meinem proguard-rules. Common ProGuard Problems and Solutions. If a user wants to hide the fact, that they are using POI, they can obfuscate their project including POIs source. Order by 6 pm for same day shipping. Using ProGuard for Android applications. getInstance(). Add the following lines to your ProGuard configuration in project. Below is an example how to add exception into proguard-rules. See this section for details. Huge Catalog! Over 36,000 products in stock. kontinuerlich (z. Your android app is so vulnerable to theft, that a beginner level android developer can reuse your code. Maximum savings of $2,000. Whenever you create your own view in Android application make sure the view class that you are making is kept in the Proguard rule otherwise you will get class not found exception. It provides good obfuscation for zero price. One of the optimizations that Redex performs is to remove interfaces that have only one implementation. After ProGuard shrinks your code, reading a code is difficult because the method names are obfuscated. Modify the contents to looks like this:. And in Kotlin Slack, you can ask in the #android group for any other things that come up when combining Kotlin reflection along with Proguard. So, let’s apply our code obfuscation tool of choice, such as ProGuard! This process detects and removes unused classes, fields, methods, and attributes from our packaged app. ProGuard is a useful tool for protecting your Android applications as well as making them smaller and more efficient. As we have seen the side effect of not using proguard, let's now look at the effort required to protect your APK. Liquid Rubber Instant Set Spray, 1200 sq/m A Day, Solvent Free, Eco-Friendly, Fully Bonded, Seamless With 1000% Elasticity, Industrial or domestic roofs. For instance, a call like Class. Ich habe gerade Proguard benutzt, aber Klassen, die ich durch Reflektion instanziieren möchte, funktionieren nicht. The reason for this is because ProGuard will break code which depends on Java reflection since ProGuard will rename/mangle Java members. It can detect and remove unused classes, fields, methods, and attributes. proguard-rules. ProGuard is a Java class file shrinker and obfuscator, that can detect and remove unused classes, fields, methods, and attributes. After ProGuard shrinks your code, reading a code is difficult because the method names are obfuscated. txt no Android Studio mas pode ser proguard. per gallon per coat and the product coverage rate for Ames® Maximum Stretch® and Ames® Iron Coat® is 100 sq. Ply Gem siding and accessories are made of incredibly durable and long lasting materials. Find your local retailer and be. 게다가 Proguard 를 사용하면 string 값은 변하지 않지만 function name 등은 변하기 때문에 주의해야 한다. After ProGuard shrinks your code, reading a code is difficult because the method names are obfuscated. At inception, the company has only 2 employees. Dagger 2 generates fully traceable code and doesn't use reflection - it's 100% Proguard friendly. Conversation 1 Commits. Our backing plates are made of high quality materials with flexible edges and sturdy center posts to withstand the rigors of polishing. Resistance to temperature extremes – EPDM outperforms other coating polymers by withstanding temperatures from -52 °C to 150 °C. config property as described in that file. After one year of operation, the company has developed and now the company already has at least 6 staff to manage, control, and further develops the company. Mozilla developers do not need to install any additional build tools. This is an example of using the Kotlin reflection library to call methods by name, but now ProGuard is changing those names. In general you will tell Proguard to definitely keep a whole bunch of classes around that are part of your Android app. So please need expert opinion to resolve this issue. - Makes your gear readily accessible!. Download the deobfuscator. MultiDexApplication无法识别 如何启用浓咖啡testinglogging 方向更改上的类强制转换exception(Android) Android模拟器不会运行从eclipse启动的应用程序 只在操作栏�. Benny is a passionate man for the culture of barbering and the beauty industry. Reflexion M-KIT stabile Kopfstützen-Halterung für DVD-Player und Monitore, schwarz. Superb range of Fixed Mudguards at wiggle. Conversation 1 Commits. Backing plates are available in many sizes to suit any size foam or wool pad. Guava ProGuard rules. # By default, the flags in this file are appended to flags specified. NoSuchMethodException:[classandroid. Body Protection, Vest 3M 2925 reflective tape. 0 TO 9 OR A TO Z. ProGuard's name obfuscation is deterministic, therefore when the code only changes a little the mappings mostly stay the same over multiple releases; It is possible create randomized dictionary for the obfuscation and tell ProGuard to use them, so every build will have a unique mapping, making it harder for an attacker to reverse engineer. If you use a lot of reflection in your application, confer with the obfuscation potential issues and, in some cases, tips and tricks on how to avoid issues when the obfuscator comes in contact with reflective code. Build and run the app to get the ClassNotFoundException once again. 717-336-7900 - Pro Guard Coatings - Industry-leading roof coating products. Plastic Decorative Bollard Covers. Em geral num projeto você tem um arquivo chamado proguard-rules. Proguard can add a few minutes to your build cycle. But with enumerations still have problem. 오늘은 안드로이드 proguard 적용 (난독화)하는 방법에대해 알려드리겠습니다. Securing your code. class, Integer. Replace input. AndreasWettl. If a user wants to hide the fact, that they are using POI, they can obfuscate their project including POIs source. Liquid rubber coatings. 1 FaceAuth - Enrollment SDK. Make sure that you don't run ProGuard in debug builds. Mind it before using it, if you are on performances constraints platform (Android for example). ProGuard's obfuscation step removes attributes that are generally not necessary for executing the code. Log In; My Account; My Cart; Customer Service. Common ProGuard Problems and Solutions. Choosing the right product for your application requires some knowledge of the strengths and weaknesses of each type of product available on the market today. - Specialized compartments to maximize storage space. AndreasWettl. App Bundles are a new publishing format for Android applications. EC00002083. Plane Psuptc0707 Tube High Universal 2 Reflective Visibility Pitot Sights Cover 2 Psuptc0707 High Universal Cover Reflective Visibility Plane Sights Tube Pitot $19. Police Car Lights, Emergency Vehicle Equipment, Tactical Police Gear, Apparel, Uniforms and Supply Store 800-847-8762. Benny is a passionate man for the culture of barbering and the beauty industry. forName on types which do not exist on Android to determine platform. ProGuard rules for Android. You could see the method which is be removed during compilation process in the the usage. Formed industrial fire blankets and fire blanket rolls. txt no Android Studio mas pode ser proguard. The easiest way is to specify your input jars (and/or wars, ears, zips, and directories) and a single output directory. Method for Callback methods 26 Jun 2014 on Java. Check out our documentation on linking for details. Reflection lets you write code that can look up and execute other code based on its name (among other things). Log In; My Account; My Cart; Customer Service. Re sealed my trailer roof back in May 2017. Fix proguard in sasquatch for property reflection #1236 guperrot merged 1 commit into develop from fix/proguard-app Sep 4, 2019 Conversation 1 Commits 1 Checks 0 Files changed. DEWEL™ PRO GUARD FLEA AND TICK COLLAR FOR DOGS. how to test proguard by android studio, and easier than eclipse Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Clone via HTTPS Clone with Git or checkout with SVN using the r. If you want to proceed with the discussion of a topic listed here, please create a new topic using the linked reply functionality. Choosing the right product for your application requires some knowledge of the strengths and weaknesses of each type of product available on the market today. soccerloco has everything you need from the top brands in the game, at the prices you can’t get anywhere else. Largest catalog of Red Color at awesome sticker prices. Dewel Flea & Tick Collar for Small large dogs, Up to 18lbs 8 Month Protection. Get fast, Free Standard Shipping on orders over $99 from Summit Racing--no shipping, handling, or rural fees! Exclusions apply. Proguard rules for Log4j. Unnecessary classes are removed, the code is optimized and obfuscated. 00 Hartwell Aircraft Latch - Race Sprint Plane H-5100-2 S. Little did you know that you actually have to do a bit of work so Proguard can work for you. An example of this was shown in the value assumption post (and ProGuard has since come to add support for that rule!). android {buildTypes {release {minifyEnabled true proguardFiles 'custom-proguard-rules. jar @proguard. An android app. Our work spans a full range of insulation services. Lets modify it to tell proguard we want to keep the line numbers in our stacktraces. getValue() and/or setValue() functions may be provided either as member functions of the delegate class or extension functions. For calling some function of my activity, I’d pass activity to that class and call that particular method. ProGuard then optimizes the related code. Add the following lines to your ProGuard configuration in project. In this part, I'd like to talk about the practical examples of ProGuard rules on a medium sized sample app: Plaid. App Bundles are a new publishing format for Android applications. Open Source Obfuscators in Java. The RUPES INC. Proguard Reflective Strip. - Installs and removes in just seconds, yet is secure. I love children, music, inspiring people and making this world a better place. Tropic Seas Range Features Powerful 5″ Massage Jets Massage Nodes* Neck Jets* DynaStar LED Lighting* Proguard Hardcover. Follow Atlantis Hydroponics on Instagram. Java frameworks and libraries often don't leverage the language or API features that are available in newer Java releases because of the difficulty in expressing conditional platform dependencies (which generally involves using reflection) or in distributing different library artifacts for different platform versions. Care & Maintenance. Our large volume purchasing power is passed along to our Canadian customers, and ensures you are paying the lowest prices in Canadian dollars. Cart (0 items) Customer Login. 1 FaceAuth - Enrollment SDK. Make sure that you don't run ProGuard in debug builds. Proguard and reflection in Android. ProGuard rules for Java and Android. # Add project specific ProGuard rules here. Proguard also has a complete documentation and a useful and active forum. RAIR 軽さと耐久性に優れたR'AIRをインナーチューブとして使用しています。. ProGuard is a free tool for shrinking, optimizing and obfuscating jar files. config property as described in that file. cfg文件中添加一些东西,我也尝试了几个东西,比如-dontshrink -dontoptimize,但它仍然没有用。. I also resolved the Java 8 support issue by overwriting the Proguard bat files in Androind-SDK using Proguard 5. Orange Box Ceo 6,659,140 views. Adidas Yeezy Boost 350 V2 Citrin Non Reflective Fw3042 Size Adidas Yeezy. kontinuerlich (z. When True, ProguardConfiguration files will be used to control proguard execution. Without the window film, the reflection from energy efficient windows can magnify the sun, and cause your turf to melt and burn. Choosing the right product for your application requires some knowledge of the strengths and weaknesses of each type of product available on the market today. per gallon per coat. 80-110/C-PG Mark II Polisher. See this section for details. 120" 10ft All Stainless Steel Steam Table 40K BTU Nat Gas w Sneeze Guard NSF 120" 10ft All - $5,295. Take it from me - forget the $50 special from some discount store, and invest in a good mattress. Unfortunately, it doesn't work on the resources side. Fortunately, adapting all XML files opened a way to delete some classes that were copied just to bring them in scope and removed over 21,000 lines. Huge Catalog! Over 36,000 products in stock. how to test proguard by android studio, and easier than eclipse Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. しかし、proguard. Beware, Processing and some other libraries like to use reflection to define callbacks. Using java reflection: When you call a method via the reflection api, it signs an argument mismatch or that the provided object is not an instance of the expected class. Kirill who wrote that issue and sample code is in those chat groups as well, so maybe tag him on the question. Android applications can just toggle this setting; however, if you take advantage of System. 50 (orders over $49 Ship free) within the United States - I ship worldwide. We are open 7 days a week and are ready to assist you. pro' } } R8 configuration files R8 uses ProGuard rules files to modify its default behavior and better understand your app's structure, such as the classes that serve as entry points into your app's code. 717-336-7900 - Pro Guard Coatings - Industry-leading roof coating products. 23 June 2016 ProGuard Overview Shrinking (-dontshrink) Optimization (-dontoptimize) Obfuscation (-dontobfuscate) 3. As such, they cannot be 1. Dann füge einen Ant-Task hinzu, der Deine Projektklassen in ein JAR-File packt und hinter per JAR update die Libraryklassen dazupackt. android {buildTypes {release {minifyEnabled true proguardFiles 'custom-proguard-rules. Reflection and introspection present particular problems for any automatic processing of code. Weve gathered the most popular styles with strategies for how you can place them and where to put them. For calling some function of my activity, I’d pass activity to that class and call that particular method. One of the issues with existing SQL object relational mapping (ORM) libraries is that they rely on Java reflection to define database models, table schemas, and column relationships. cfg file and i also tried several things like -dontshrink -dontoptimize, but still it did not work. Nach vielem Debuggen fand endlich die Antwort meine Proguard-Konfiguration -keepattributes * Annotation *, EnclosingMethod, Signature-keepnames class com. -keep class myapp. Jetcoat Cool King Elastomeric Acrylic Reflective Roof Coating, White, 5 Gallon, 5 Year Protection. 由于需要将源码打包做代码混淆,选择proguard,开始使用各种问题,各种jar包版本问题,但最终成功了,记录一下,也希望能够帮助大家. Hello everyone, Enabling proguard causes build to fail with exit code 1. The presence of -keepattributes Signature may compromise code obfuscation, but. Without the window film, the reflection from energy efficient windows can magnify the sun, and cause your turf to melt and burn. Three-step starter tutorial by the developers. Java reflection API는 바로 그런 기능을 언어의 기본 요소인 클래스, 필드, 메소드를 들여다 볼 수 있는 평범한 Java API를 통해 제공합니다. API and implementation separation. cfg as well. guitarguitar uses cookies to ensure you get the best experience on our website - Learn More X. This shrinks compiled Java code. 反射(Reflection) 反射和自检(introspection)是代码自动处理中特殊的问题。 在ProGuard中,Classes和Class Member都可以创建或者通过名字动态调用,这种方式也是一个特殊的入口。 例如,Class. If a user wants to hide the fact, that they are using POI, they can obfuscate their project including POIs source. Other things. Shop Chewy for the best dog muzzles and head collars! Chewy carries a wide variety of dog muzzles and head collars in all sizes from top brands. The Proguard take in two different input: input jars specified with the -injars option, those are the jars processed and obfuscated by Proguard that finally writes the processed results into one or more output jars (or wars). Plane Psuptc0707 Tube High Universal 2 Reflective Visibility Pitot Sights Cover 2 Psuptc0707 High Universal Cover Reflective Visibility Plane Sights Tube Pitot $19. Note: there were 11 classes trying to access enclosing classes using reflection. So let's look through the more specific -keep variants. Add the following lines to your ProGuard configuration in project. Using java reflection: When you call a method via the reflection api, it signs an argument mismatch or that the provided object is not an instance of the expected class. Samson synthetic ropes redefine industry standards in strength, durability and performance. learning a name or a type of a property or function at runtime) is closely intertwined with simply using a functional or reactive style. Shop roof coatings in the roofing section of Lowes. Proguard is one of the leading Personal Protective Equipment (PPE) companies in Malaysia and South East Asia. - Installs and removes in just seconds, yet is secure. To achieve this, spring boot maven plugin is added after the Proguard plugin. How do deer adapt to grasslands? 436 want this answered. - Hard injected polymer construction for years of use. How to solve ProGuard errors: can’t find referenced class javax. Execution goal should be set to repackage because the plugin should repackage the project jar to create a fat jar. txt in your project. Additionally, portions of our unit and automation test code rely heavily on reflection and may not execute predictably across different versions. com” package from being obfuscated. (The trick turned out to be directing ProGuard to keep the Scala classes which reify Java primitives, which it's otherwise inclined to toss. proguard keep interface (2) I've try obfuscate our web application which use spring, jaxb and relies on annotations, and reflection heavily. Posted by: admin February 23, 2018 Leave a comment. I fear that with current structural types implementation using Proguard for Scala is just a way to inject subtle bugs into the code. Note: there were 11 classes trying to access enclosing classes using reflection. How do deer adapt to grasslands? 436 want this answered. This is the reflection of light between two sheets of glass (the phone's display and the tempered glass screen protector that isn't glued 100% onto the display), and it can be quite distracting. But for the sake of debugging, I wouldn't release optimized code. Jetcoat Cool King Elastomeric Acrylic Reflective Roof Coating, White, 5 Gallon, 5 Year Protection. Reflexion M-KIT stabile Kopfstützen-Halterung für DVD-Player und Monitore, schwarz. 23 June 2016 ProGuard DexGuard Tips and Tricks Thomas Neidhart Developer @ GuardSquare 2. au, the online cycle, run, swim & tri shop! FREE delivery to Australia on orders over $99. To play, practice, or coach great soccer you need the right equipment. If you continue browsing the site, you agree to the use of cookies on this website. 기본적으로 실제로 그렇게 코드를. The trick is to configure it correctly for each library you use, but it’s not a trivial task. Kirill who wrote that issue and sample code is in those chat groups as well, so maybe tag him on the question. Unfortunately, we need to stick with version 3. This includes reflective & absorptive sound barriers manufactured from: Timber, Acrylic, Aluminium, Plastic (acrylic, polycarbonate and recycled) and Concrete noise barrier panels. Dagger 2 answer: there is no single rule (!) required by Dagger 2 in proguard. You also need to update proguard configuration file (e. -keepclassmembers class * { public void myClickHandler(android. If you need to protect your turf, give us a call. Not only that. Liquid RV Roof Repair to Fix RV Roof Leaks & RV Roof Sealant Our committed staff has served thousands of clients, ranging from those with quite urgent needs to those looking for reputable products that can extend the life of an existing roof. You’ll receive your number, in some cases on the same day!. Weitere Informationen zu dieser Buildaktion finden Sie unter ProGuard. Everything works fine, except for GameCircle. Free Size; Color. Just follow these three simple steps to start using EventBus to simplify your Android project. ReactiveNetwork ProGuard rules. Connect Here. getInstance(). pro), code above uses reflection and won't work if proguard obfuscate the mShiftingMode field. Contribute to yongjhih/proguard-annotations development by creating an account on GitHub. The catch is that ProGuard sometimes cuts out or obfuscates too much code, which usually breaks the app, especially if you rely on reflection. Common ProGuard Problems and Solutions. Because the additional optimizations make R8 behave differently from ProGuard, they may require you to include additional ProGuard rules to avoid runtime issues. Proguard may freely rename "times" method in synthetic class returned by "liftToTimes" here (and it actually does it). note: Using reflection is not costless. Ich habe gerade Proguard benutzt, aber Klassen, die ich durch Reflektion instanziieren möchte, funktionieren nicht. Reflection lets you write code that can look up and execute other code based on its name (among other things). Using ProGuard with Ant to obfuscate Java class files. I also resolved the Java 8 support issue by overwriting the Proguard bat files in Androind-SDK using Proguard 5. I really want to use this Proguard feature with my app but seeing those thousand warnings makes me wonder if it is worthy What should I add to make it build. inserting data to wamp server from android. 예를 들어, 코드가 Java Reflection API를 통해 클래스를 참조한다고 가정해 보겠습니다. # By default, the flags in this file are appended to flags specified. This allows Dagger to emit source that looks and feels natural on both the server and Android, while using the different toolchains to produce bytecode that executes efficiently in both environements. Let The Pros Guard Your Investment. If ProGuard (or any other shrinking/obfuscation mechanism) is used as a build step, the SDK has additional configuration rules which must be included. With just a little care and maintenance, they’ll last for as long as you live in your home. pro file to prevent models in “myapp. Understanding what ProGuard is doing, knowing a few good internet…. 23 June 2016 ProGuard Overview Shrinking (-dontshrink) Optimization (-dontoptimize) Obfuscation (-dontobfuscate) 3. Use proguard to shrink classes and reduce classpath scanning. Re sealed my trailer roof back in May 2017. Cellet Rubberized Proguard Case For Apple Ipod Nano 5TH Generation. Securing your code. Your android app is so vulnerable to theft, that a beginner level android developer can reuse your code. 4 because it is conveniently bundled in Google's Android SDK. proguard keep interface (2) I've try obfuscate our web application which use spring, jaxb and relies on annotations, and reflection heavily. Superb range of Fixed Mudguards at Wiggle, the online cycle, run, swim & tri shop! Collect+ and Next Day delivery available in UK. Fix proguard in sasquatch for property reflection #1236 guperrot merged 1 commit into develop from fix/proguard-app Sep 4, 2019 Conversation 1 Commits 1 Checks 0 Files changed. ASFC (Association of Safety Fencing Contractors). Chemical Protective Coveralls. How to use kotlin with proguard? Android. Mac’s Prop Savers River RunnerTM prop guard is made from 304 stainless steel and is designed to prevent propeller and skeg damage thanks to its built-in gravel deflector/bottom plate. FBUnityDeepLinkingActivity. PROGUARD Type 5/6 SMS Coverall. au, the online cycle, run, swim & tri shop! FREE delivery to Australia on orders over $99. Fix proguard in sasquatch for property reflection #1236 guperrot merged 1 commit into develop from fix/proguard-app Sep 4, 2019 Conversation 1 Commits 1 Checks 0 Files changed. Everything just works. note: Using reflection is not costless. If you know what obfuscators were used, skip the next two steps; Create detect. There are a number of ways to configure ProGuard, but I choose to create an Ant task to obfuscate my Java class files, as my application is built using Ant, and adding another Ant task made it easy to keep building my application this way. ProGuard is a free tool for shrinking, optimizing and obfuscating jar files. ProGuard rules for Retrofit. What would you like to do? Embed Embed this gist in your website. /Android - Proguard und Retrofit 2? Android - Proguard und Retrofit 2? Ich verwende Proguard für mein Projekt und untenstehenden Code ist in meinem proguard-rules. And in Kotlin Slack, you can ask in the #android group for any other things that come up when combining Kotlin reflection along with Proguard. For example, Class. If ProGuard is removing your attribute, the dontwarn rule will only hide the warning messages. 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