Android: ProGuard source code


Enable ProGuard in Android gradle build, make sure that the build variant is same.

minifyEnabled true
Add following snippet to App 'proguard-rules.pro' file
-optimizationpasses 5
-dontusemixedcaseclassnames-dontskipnonpubliclibraryclasses-dontskipnonpubliclibraryclassmembers-dontpreverify-dontnote-ignorewarnings-verbose-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*

# not to proguard dependent library packages 
-keep class com.squareup.**
-keep class com.android.volley.**


# not to proguard android components

-keep public class * extends android.app.Activity
-keep public class * extends android.app.Fragment
-keep public class * extends android.support.v4.app.Fragment
-keep public class * extends android.app.Application
-keep public class * extends android.app.Service
-keep public class * extends android.content.BroadcastReceiver

-dontwarn **
-dontnote **

# to generate the mapping.txt file
-printmapping mapping.txt

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