Configure proguard for Dexter

.gitignore

@@ -4,4 +4,5 @@
 /build
 /captures
 **.iml
-/.idea
+/.idea
+*.apk

dexter/build.gradle

@@ -12,16 +12,20 @@ android {
     versionName "1.0"
   }
   buildTypes {
-    release {
+    debug {
       minifyEnabled false
     }
+    release {
+      minifyEnabled true
+      proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+    }
   }
 }
 
 dependencies {
-  compile fileTree(dir: 'libs', include: ['*.jar'])
+  compile fileTree(include: ['*.jar'], dir: 'libs')
   compile 'com.android.support:appcompat-v7:25.2.0'
   compile 'com.android.support:design:25.2.0'
   testCompile 'junit:junit:4.12'
-  testCompile "org.mockito:mockito-core:1.9.5"
+  testCompile 'org.mockito:mockito-core:1.9.5'
 }

dexter/proguard-rules.pro

@@ -0,0 +1,10 @@
+-renamesourcefileattribute SourceFile
+
+# Preserve all Dexter classes and method names
+
+-keepattributes InnerClasses, Signature, *Annotation*
+
+-keep class com.karumi.dexter.** { *; }
+-keep interface com.karumi.dexter.** { *; }
+-keepclasseswithmembernames class com.karumi.dexter.** { *; }
+-keepclasseswithmembernames interface com.karumi.dexter.** { *; }

sample/build.gradle

@@ -3,7 +3,6 @@ apply plugin: 'com.android.application'
 android {
   compileSdkVersion 25
   buildToolsVersion '25.0.0'
-
   defaultConfig {
     applicationId "com.karumi.dexter.sample"
     minSdkVersion 14
@@ -12,15 +11,20 @@ android {
     versionName "1.0"
   }
   buildTypes {
-    release {
+    debug {
       minifyEnabled false
     }
+    release {
+      minifyEnabled true
+      proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+    }
   }
 }
 
 dependencies {
   compile fileTree(include: ['*.jar'], dir: 'libs')
   compile 'com.android.support:appcompat-v7:25.2.0'
-  compile 'com.jakewharton:butterknife:7.0.1'
+  compile 'com.jakewharton:butterknife:8.6.0'
+  annotationProcessor 'com.jakewharton:butterknife-compiler:8.6.0'
   compile project(':dexter')
 }

sample/proguard-rules.pro

@@ -0,0 +1,12 @@
+-renamesourcefileattribute SourceFile
+
+# Butterknife
+-dontwarn butterknife.internal.**
+# Retain generated class which implement Unbinder.
+-keep public class * implements butterknife.Unbinder { public <init>(**, android.view.View); }
+
+# Prevent obfuscation of types which use ButterKnife annotations since the simple name
+# is used to reflectively look up the generated ViewBinding.
+-keep class butterknife.*
+-keepclasseswithmembernames class * { @butterknife.* <methods>; }
+-keepclasseswithmembernames class * { @butterknife.* <fields>; }

sample/src/main/java/com/karumi/dexter/sample/SampleActivity.java

@@ -27,7 +27,7 @@
 import android.support.v4.content.ContextCompat;
 import android.view.ViewGroup;
 import android.widget.TextView;
-import butterknife.Bind;
+import butterknife.BindView;
 import butterknife.ButterKnife;
 import butterknife.OnClick;
 import com.karumi.dexter.Dexter;
@@ -46,10 +46,10 @@
  */
 public class SampleActivity extends Activity {
 
-  @Bind(R.id.audio_permission_feedback) TextView audioPermissionFeedbackView;
-  @Bind(R.id.camera_permission_feedback) TextView cameraPermissionFeedbackView;
-  @Bind(R.id.contacts_permission_feedback) TextView contactsPermissionFeedbackView;
-  @Bind(android.R.id.content) ViewGroup rootView;
+  @BindView(R.id.audio_permission_feedback) TextView audioPermissionFeedbackView;
+  @BindView(R.id.camera_permission_feedback) TextView cameraPermissionFeedbackView;
+  @BindView(R.id.contacts_permission_feedback) TextView contactsPermissionFeedbackView;
+  @BindView(android.R.id.content) ViewGroup rootView;
 
   private MultiplePermissionsListener allPermissionsListener;
   private PermissionListener cameraPermissionListener;