Android之混淆配置

混淆

最近项目中需要对AAR进行代码混淆，踩了不少坑，所以这里主要针对AAR混淆整理一下，方便以后的问题的解决。

混淆的优点

1. 减小APK文件的大小


2. 移除封装应用中未使用的类、字段、方法和属性


3. 用短名称混淆其余的类、字段和方法，可令APK难以逆向工程。

混淆的缺点

1. 拖慢项目的构建速度

如何开启混淆

  在build.gradle文件中设置：

minifyEnabled true


混淆配置

-keepattributes Signature
-keepattributes *Annotation*
-keep public class * extends android.app.Activity
-keep public class * extends android.app.Application
-keep public class * extends android.app.Service
-keep public class * extends android.content.BroadcastReceiver
-keep public class * extends android.content.ContentProvider
-keep public class * extends android.app.backup.BackupAgentHelper
-keep public class * extends android.preference.Preference
-keep public class * extends android.view.View
-keep public class com.android.vending.licensing.ILicensingService
-keep class android.support.** {*;}
-keepclasseswithmembernames class * {
native ;
}
-keepclassmembers class * extends android.app.Activity{
public void *(android.view.View);
}
-keep public class * extends android.view.View{
*** get*();
void set*(***);
public (android.content.Context);
public (android.content.Context, android.util.AttributeSet);
public (android.content.Context, android.util.AttributeSet, int);
}
-keepclasseswithmembers class * {
public (android.content.Context, android.util.AttributeSet);
public (android.content.Context, android.util.AttributeSet, int);
}
-keep class * implements android.os.Parcelable {
public static final android.os.Parcelable$Creator *;
}
-keepclassmembers class * implements java.io.Serializable {
static final long serialVersionUID;
private static final java.io.ObjectStreamField[] serialPersistentFields;
private void writeObject(java.io.ObjectOutputStream);
private void readObject(java.io.ObjectInputStream);
java.lang.Object writeReplace();
java.lang.Object readResolve();
}
-keep class **.R$* {
*;
}
-keepclassmembers class * {
void *(**On*Event);
}
# Support library
-dontwarn android.support.**
-dontwarn android.support.v4.**
-keep class android.support.v4.** { *; }
-keep interface android.support.v4.** { *; }
-dontwarn android.support.v7.**
-keep class android.support.v7.** { *; }
-keep interface android.support.v7.** { *; }
# support design
-dontwarn android.support.design.**
-keep class android.support.design.** { *; }
-keep interface android.support.design.** { *; }
-keep public class android.support.design.R$* { *; }
#your package path where your gson models are stored
#-keep class com.abc.model.** { *; }
# retrofit
-dontwarn okio.**
-keep class com.squareup.okhttp.** { *; }
-keep interface com.squareup.okhttp.** { *; }
-dontwarn com.squareup.okhttp.**
-dontwarn rx.**
-dontwarn retrofit.**
-keep class retrofit.** { *; }
-keepclasseswithmembers class * {
@retrofit.http.* ;
}
-keep class sun.misc.Unsafe { *; }
# rxjava
-keep class rx.schedulers.Schedulers {
public static ;
}-keep class rx.schedulers.ImmediateScheduler {
public ;
}-keep class rx.schedulers.TestScheduler {
public ;
}-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;
}
# Keep these for GSON and Jackson
-keepattributes EnclosingMethod
-keep class sun.misc.Unsafe { *; }
-keep class com.google.gson.** { *; }
# OkHttp3
-keep class okhttp3.** { *; }
-keep interface okhttp3.** { *; }
-dontwarn okhttp3.**
# Needed for Parcelable/SafeParcelable Creators to not get stripped
-keepnames class * implements android.os.Parcelable {
public static final ** CREATOR;
}