Proguard rules for common Android libraries

proguard-rules.pro

# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
-keepclassmembers class fqcn.of.javascript.interface.for.webview {
   public *;
}

### RxJava, RxAndroid (https://gist.github.com/kosiara/487868792fbd3214f9c9)
-keep class rx.schedulers.Schedulers {
    public static <methods>;
}
-keep class rx.schedulers.ImmediateScheduler {
    public <methods>;
}
-keep class rx.schedulers.TestScheduler {
    public <methods>;
}
-keep class rx.schedulers.Schedulers {
    public static ** test();
}
-keepclassmembers class rx.internal.util.unsafe.*ArrayQueue*Field* {
    long producerIndex;
    long consumerIndex;
}
-keepclassmembers class rx.internal.util.unsafe.BaseLinkedQueueProducerNodeRef {
    long producerNode;
    long consumerNode;
}
-dontwarn sun.misc.Unsafe

-dontwarn org.reactivestreams.FlowAdapters
-dontwarn org.reactivestreams.**
-dontwarn java.util.concurrent.flow.**
-dontwarn java.util.concurrent.**


### LeakCanary
-keep class org.eclipse.mat.** { *; }
-keep class com.squareup.leakcanary.** { *; }

### Stetho, Stetho Realm plugin
-keep class com.facebook.stetho.** {
  *;
}
-dontwarn com.facebook.stetho.**

-keep class com.uphyca.** { *; }

### Glide, Glide Okttp Module, Glide Transformations
-keep public class * implements com.bumptech.glide.module.GlideModule
-keep public class * extends com.bumptech.glide.module.AppGlideModule
-keep public enum com.bumptech.glide.load.resource.bitmap.ImageHeaderParser$** {
  **[] $VALUES;
  public *;
}
# -keepresourcexmlelements manifest/application/meta-data@value=GlideModule 3 For dexguard

-dontwarn jp.co.cyberagent.android.gpuimage.**

### Viewpager indicator
-dontwarn com.viewpagerindicator.**

### Support v7, Design
# http://stackoverflow.com/questions/29679177/cardview-shadow-not-appearing-in-lollipop-after-obfuscate-with-proguard/29698051
-keep class android.support.v7.widget.RoundRectDrawable { *; }

-keep public class android.support.v7.widget.** { *; }
-keep public class android.support.v7.internal.widget.** { *; }
-keep public class android.support.v7.internal.view.menu.** { *; }

-keep public class * extends android.support.v4.view.ActionProvider {
    public <init>(android.content.Context);
}

-dontwarn android.support.**
-dontwarn android.support.design.**
-keep class android.support.design.** { *; }
-keep interface android.support.design.** { *; }
-keep public class android.support.design.R$* { *; }

# https://github.com/Gericop/Android-Support-Preference-V7-Fix/blob/master/preference-v7/proguard-rules.pro
-keepclassmembers class android.support.v7.preference.PreferenceGroupAdapter {
    private ** mPreferenceLayouts;
}
-keepclassmembers class android.support.v7.preference.PreferenceGroupAdapter$PreferenceLayout {
    private int resId;
    private int widgetResId;
}

# https://github.com/dandar3/android-support-animated-vector-drawable/blob/master/proguard-project.txt
#-keepclassmembers class android.support.graphics.drawable.VectorDrawableCompat$* {
#   void set*(***);
#   *** get*();
#}

### Reactive Network
-dontwarn com.github.pwittchen.reactivenetwork.library.ReactiveNetwork
-dontwarn io.reactivex.functions.Function
-dontwarn rx.internal.util.**
-dontwarn sun.misc.Unsafe

### Retrolambda
# as per official recommendation: https://github.com/evant/gradle-retrolambda#proguard
-dontwarn java.lang.invoke.*

### Gson uses generic type information stored in a class file when working with fields. Proguard
# removes such information by default, so configure it to keep all of it.
-keepattributes Signature

# For using GSON @Expose annotation
-keepattributes *Annotation*

# Gson specific classes
-keep class sun.misc.Unsafe { *; }
#-keep class com.google.gson.stream.** { *; }

# Application classes that will be serialized/deserialized over Gson
# -keep class com.google.gson.examples.android.model.** { *; }

# Prevent proguard from stripping interface information from TypeAdapterFactory,
# JsonSerializer, JsonDeserializer instances (so they can be used in @JsonAdapter)
-keep class * implements com.google.gson.TypeAdapterFactory
-keep class * implements com.google.gson.JsonSerializer
-keep class * implements com.google.gson.JsonDeserializer

### Retrofit 2
# Platform calls Class.forName on types which do not exist on Android to determine platform.
-dontnote retrofit2.Platform
# Platform used when running on RoboVM on iOS. Will not be used at runtime.
-dontnote retrofit2.Platform$IOS$MainThreadExecutor
# Platform used when running on Java 8 VMs. Will not be used at runtime.
-dontwarn retrofit2.Platform$Java8
# Retain generic type information for use by reflection by converters and adapters.
-keepattributes Signature
# Retain declared checked exceptions for use by a Proxy instance.
-keepattributes Exceptions

-dontwarn retrofit2.adapter.rxjava.CompletableHelper$** # https://github.com/square/retrofit/issues/2034
#To use Single instead of Observable in Retrofit interface
-keepnames class rx.Single
#Retrofit does reflection on generic parameters. InnerClasses is required to use Signature and
# EnclosingMethod is required to use InnerClasses.
-keepattributes Signature, InnerClasses, EnclosingMethod
# Retain service method parameters when optimizing.
-keepclassmembers,allowshrinking,allowobfuscation interface * {
    @retrofit2.http.* <methods>;
}
# Retrofit does reflection on method and parameter annotations.
-keepattributes RuntimeVisibleAnnotations, RuntimeVisibleParameterAnnotations
# Ignore annotation used for build tooling.
-dontwarn org.codehaus.mojo.animal_sniffer.IgnoreJRERequirement
# Ignore JSR 305 annotations for embedding nullability information.
-dontwarn javax.annotation.**
# Guarded by a NoClassDefFoundError try/catch and only used when on the classpath.
-dontwarn kotlin.Unit
# Top-level functions that can only be used by Kotlin.
-dontwarn retrofit2.KotlinExtensions
-dontwarn retrofit2.KotlinExtensions$*
# With R8 full mode, it sees no subtypes of Retrofit interfaces since they are created with a Proxy
# and replaces all potential values with null. Explicitly keeping the interfaces prevents this.
-if interface * { @retrofit2.http.* <methods>; }
-keep,allowobfuscation interface <1>

### OkHttp3
-dontwarn okhttp3.**
-dontwarn okio.**
-dontwarn javax.annotation.**
# A resource is loaded with a relative path so the package of this class must be preserved.
-keepnames class okhttp3.internal.publicsuffix.PublicSuffixDatabase

### Picasso
-dontwarn com.squareup.okhttp.**

### SimpleXmlConverter 
# Keep public classes and methods.
-dontwarn com.bea.xml.stream.**
-dontwarn org.simpleframework.xml.stream.**
-keep class org.simpleframework.xml.**{ *; }
-keepclassmembers,allowobfuscation class * {
    @org.simpleframework.xml.* <fields>;
    @org.simpleframework.xml.* <init>(...);
}

# Findbugs Annotation
-dontwarn edu.umd.cs.findbugs.annotations.SuppressFBWarnings

# Findbugs jsr305
-dontwarn javax.annotation.**

### greenDAO 3
-keepclassmembers class * extends org.greenrobot.greendao.AbstractDao {
public static java.lang.String TABLENAME;
}
-keep class **$Properties
# If you do not use SQLCipher:
-dontwarn org.greenrobot.greendao.database.**
# If you do not use RxJava:
-dontwarn rx.**
### greenDAO 2
-keepclassmembers class * extends de.greenrobot.dao.AbstractDao {
public static java.lang.String TABLENAME;
}
-keep class **$Properties

### MoPub
-keepclassmembers class com.mopub.** { public *; }
-keep public class com.mopub.**
-keep public class android.webkit.JavascriptInterface {}

-keep class * extends com.mopub.mobileads.CustomEventBanner {}
-keepclassmembers class com.mopub.mobileads.CustomEventBannerAdapter {!private !public !protected *;}
-keep class * extends com.mopub.mobileads.CustomEventInterstitial {}
-keep class * extends com.mopub.mobileads.CustomEventNative {}
## Android Advertiser ID
-keep class com.google.android.gms.common.GooglePlayServicesUtil {*;}
-keep class com.google.android.gms.ads.identifier.AdvertisingIdClient {*;}
-keep class com.google.android.gms.ads.identifier.AdvertisingIdClient$Info {*;}

### Crashlytics
# In order to provide the most meaningful crash reports
-keepattributes SourceFile,LineNumberTable
# If you're using custom Eception
-keep public class * extends java.lang.Exception
-keep class com.crashlytics.** { *; }
-dontwarn com.crashlytics.**
-keep class com.google.firebase.crashlytics.** { *; }
-dontwarn com.google.firebase.crashlytics.**

### Crash report
-renamesourcefileattribute SourceFile
-keepattributes SourceFile,LineNumberTable

### Other
-dontwarn com.google.errorprone.annotations.*

### Exoplayer2
-dontwarn com.google.android.exoplayer2.**

### Android Architecture Components
# Ref: https://issuetracker.google.com/issues/62113696
# LifecycleObserver's empty constructor is considered to be unused by proguard
#-keepclassmembers class * implements android.arch.lifecycle.LifecycleObserver {
#    <init>(...);
#}
-keep class * implements android.arch.lifecycle.LifecycleObserver {
    <init>(...);
}

# ViewModel's empty constructor is considered to be unused by proguard
-keepclassmembers class * extends android.arch.lifecycle.ViewModel {
    <init>(...);
}

# keep Lifecycle State and Event enums values
-keepclassmembers class android.arch.lifecycle.Lifecycle$State { *; }
-keepclassmembers class android.arch.lifecycle.Lifecycle$Event { *; }
# keep methods annotated with @OnLifecycleEvent even if they seem to be unused
# (Mostly for LiveData.LifecycleBoundObserver.onStateChange(), but who knows)
-keepclassmembers class * {
    @android.arch.lifecycle.OnLifecycleEvent *;
}

### Carbon
-keepclasseswithmembernames class * {
    native <methods>;
}
-keep class android.support.v8.renderscript.** { *; }
-dontwarn carbon.BR
-dontwarn carbon.internal**
-dontwarn carbon.databinding**
-dontwarn java.lang.invoke**
## Databinding or library depends on databinding
-dontwarn android.databinding.**
-keep class android.databinding.** { *; }

### Kotlin Coroutine
# https://github.com/Kotlin/kotlinx.coroutines/blob/master/README.md
# ServiceLoader support
-keepnames class kotlinx.coroutines.internal.MainDispatcherFactory {}
-keepnames class kotlinx.coroutines.CoroutineExceptionHandler {}
-keepnames class kotlinx.coroutines.android.AndroidExceptionPreHandler {}
-keepnames class kotlinx.coroutines.android.AndroidDispatcherFactory {}
# Most of volatile fields are updated with AFU and should not be mangled
-keepclassmembernames class kotlinx.** {
    volatile <fields>;
}
# Same story for the standard library's SafeContinuation that also uses AtomicReferenceFieldUpdater
-keepclassmembernames class kotlin.coroutines.SafeContinuation {
    volatile <fields>;
}
# https://github.com/Kotlin/kotlinx.atomicfu/issues/57
-dontwarn kotlinx.atomicfu.**

-dontwarn kotlinx.coroutines.flow.**

### Kotlin
#https://stackoverflow.com/questions/33547643/how-to-use-kotlin-with-proguard
#https://medium.com/@AthorNZ/kotlin-metadata-jackson-and-proguard-f64f51e5ed32
-keepclassmembers class **$WhenMappings {
    <fields>;
}
-keep class kotlin.Metadata { *; }
-keepclassmembers class kotlin.Metadata {
    public <methods>;
}

### Google Play Billing
-keep class com.android.vending.billing.**

### Adjust SDK, android.installreferrer
-keep public class com.adjust.sdk.** { *; }
-keep class com.google.android.gms.common.ConnectionResult {
    int SUCCESS;
}
-keep class com.google.android.gms.ads.identifier.AdvertisingIdClient {
    com.google.android.gms.ads.identifier.AdvertisingIdClient$Info getAdvertisingIdInfo(android.content.Context);
}
-keep class com.google.android.gms.ads.identifier.AdvertisingIdClient$Info {
    java.lang.String getId();
    boolean isLimitAdTrackingEnabled();
}
-keep public class com.android.installreferrer.** { *; }


### Android Iconics
-keep class .R
-keep class **.R$* {
    <fields>;
}


### Nothing for Butterknife 8, Realm, RxJava2, RxBinding, RxRelay, Dagger2, OneSignal, Google Play Services, Firebase, Facebook SDK, Room DB,  

#Lottie
https://github.com/airbnb/lottie-android/issues/786
-dontwarn com.airbnb.lottie.**
-keep class com.airbnb.lottie.** {*;}