Questions related to R8, the default shrinker tool used in the Android build process
R8 is a tool designed to replace ProGuard as the default shrinker in the Android build process
Questions tagged [android-r8]
303 questions
0
votes
1 answer
How to override other proguard rules
I wish to remove a class A with the following signature
package com.example
class A : Base {}
from a thirdpartylib.aar that comes with its own set of proguard/r8 rules one of which is
-keep public class * extends com.example.Base
however I wish to…
humblerookie
- 4,717
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0
votes
2 answers
What does 'minifyEnabled=true' do when all configuration options are disabled?
I have a complicated build setup for an android app which basically consists of a normal android app fused together with a Xamarin/Mono project in order to include an important C# library (like this:…
Stoberdo
- 11
- 1
- 4
0
votes
2 answers
Using R8 and proguard to remove logging, but turn off everything else
I am trying to use R8 and proguard to remove logging from the release build. The catch is that I need to this be minimally invasive at the moment, so I would like to enable R8/proguard to remove logs, but turn off everything else. IE minifcation,…
lostintranslation
- 23,756
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- 159
- 262
0
votes
1 answer
Why proGuard doesn't work when its active?
I want to reduce my app size.
I saw some tutorials and understood that I have to use the following code in build.gradle(app) :
buildTypes {
release {
minifyEnabled true
proguardFiles…
Nima Khalili
- 360
- 4
- 20
0
votes
1 answer
Android Studio Private method becomes public final after compile
Using android studio AGP 7.0, Java 11 and minifyEnabled=true
following is my method
private void init(){
}
after compile this becomes public final init() due to which I am getting run time crash saying LinkageError how come access specifier is…
alphanso
- 409
- 5
- 22
0
votes
0 answers
Please How I can solve this probleme?
When I publish the new version (Release) of my app in my console account, he show me this message
There are no unclogging files associated with this App Bundle. If you are using obfuscated code (R8/ProGuard), importing an unclogging file will…
Elrik
- 11
- 1
0
votes
1 answer
Proguard/R8 exception to a keep rule
I am trying to remove logging using R8/Proguard, and I used
-assumenosideeffects class android.util.Log {
v(...);
d(...);
i(...);
w(...);
e(...);
}
which works fine. The issue arrised when trying to remove the custom logging in…
Monica Ivan
- 153
- 1
- 11
0
votes
1 answer
Do I need to provide a deobfuscation file if I disabled minifyEnabled
In my app level build.gradle file I have minifyEnabled = false and so I believe the app will not be obfuscated.
When I go into play console to release the app, Play console says 'We recommend uploading a deobfuscation file so that your crashes and…
pnizzle
- 6,243
- 4
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- 81
0
votes
0 answers
what proguard rules should I use to make javaMailApi work perfectly?
I'm using JavaMail API to send emails from my android app with OAUTH2. App working fine withOut enabling proGuard.
if I set minifyEnabled true in my build.gradle file my app size reduced but failed to send emails from my app.
These are the…
Venkat
- 384
- 1
- 16
0
votes
1 answer
Android Gradle Plugin 4.2.x changed behavior for assumenosideeffects
I noticed a behaviour change using the Android Gradle Plugin 4.2.x regarding the ProGuard assumenosideeffects rule. I use this rule in my Android library project to remove all trace and debug calls from the SLF4J logging facility.
Using Android…
Steve Benett
- 12,843
- 7
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- 79
0
votes
0 answers
Android build is too slow in Jenkins after being split into modules
I tried all the methods which I found in search, but not helped.
Our company app already has 8 modules.
I had split one more feature, and it does not make significant build-time changes when I build in Android Studio. (about 7min 30sec)
And in…
Woochan Lee
- 324
- 2
- 9
0
votes
1 answer
Moshi/retrofit error with one single Int field after enabling R8 minify
Having trouble with parsing one single field from JSON response after enabling minify, with minify disabled all works correctly:
retrofit API call:
@FormUrlEncoded
@POST("/api/test")
fun test(@Field
):…
TreenD
- 11
- 3
0
votes
0 answers
R8: Program type already present: io.invertase.firebase.BuildConfig in react in React Native app
i have created a react native app and then try to create a release apk file by follow the link: https://reactnative.dev/docs/signed-apk-android
But it's showing an error which is:
> Task :app:transformClassesAndResourcesWithR8ForRelease FAILED
R8:…
vjtechno
- 452
- 1
- 6
- 16
0
votes
1 answer
Obfuscation with ProGuard and NavigationComponent Safe Args
I'm trying to shrink my app size with the R8 compiler and the Proguard Rules. The problem is that the Safe Args extension uses reflection in NavArgsLazy.kt like so:
override val value: Args
get() {
var args = cached
…
tinerfinha
- 3
- 2
0
votes
1 answer
Xamarin.Android release build crash on startup with r8
Edit:
Please note the following issue does not occur when using Proguard, or in debug. Only issue with R8 in release
Step to reproduce:
Create a new blank Xamarin.Android application
Without making any change, simply run in debug make sure the…
Shirley G
- 352
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- 9