我用Proguard来混淆我的Android应用程序。除了一个Activity之外,一切都很完美。
java.lang.NoClassDefFoundError: com.myapp.android.MediaActivity当我不使用Proguard时,Activity就正常工作了。我只有在使用Proguard时才会遇到这个问题。
我的Activity是在AndroidManifest上声明的,我所有的其他Activity都很好,我只在这个特定的Activity上有问题。
下面是我的Proguard配置:
-dontpreverify
-repackageclasses ''
-allowaccessmodification
-optimizations !code/simplification/arithmetic
-keepattributes *Annotation*
-keep class com.myapp.android.MediaActivity { *; }
-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.view.View {
public <init>(android.content.Context);
public <init>(android.content.Context, android.util.AttributeSet);
public <init>(android.content.Context, android.util.AttributeSet, int);
public void set*(...);
}
-keepclasseswithmembers class * {
public <init>(android.content.Context, android.util.AttributeSet);
}
-keepclasseswithmembers class * {
public <init>(android.content.Context, android.util.AttributeSet, int);
}
-keepclassmembers class * implements android.os.Parcelable {
static android.os.Parcelable$Creator CREATOR;
}
-keepclassmembers class **.R$* {
public static <fields>;
}
-keepclassmembers class * {
@android.webkit.JavascriptInterface <methods>;
}
# Also keep - Enumerations. Keep the special static
# methods that are required in enumeration classes.
-keepclassmembers enum * {
public static **[] values();
public static ** valueOf(java.lang.String);
}
# We want to keep methods in Activity that could be used in the XML attribute onClick
-keepclassmembers class * extends android.app.Activity {
public void *(android.view.View);
}
# keep setters in Views so that animations can still work.
# see http://proguard.sourceforge.net/manual/examples.html#beans
-keepclassmembers public class * extends android.view.View {
void set*(***);
*** get*();
}
# We want to keep methods in Activity that could be used in the XML attribute onClick
-keepclassmembers class * extends android.app.Activity {
public void *(android.view.View);
}
# For enumeration classes, see http://proguard.sourceforge.net/manual/examples.html#enumerations
-keepclassmembers enum * {
public static **[] values();
public static ** valueOf(java.lang.String);
}
-keep class * implements android.os.Parcelable {
public static final android.os.Parcelable$Creator *;
}
-keepclassmembers class **.R$* {
public static <fields>;
}正如您所看到的,我还添加了这个特定的行来尝试使它工作,但它不是:
-keep class com.myapp.android.MediaActivity { *; }编辑:这里是MediaActivity的导入:
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.widget.TextView;
import com.myapp.android.fragment.places.FragmentSupportPlacesBase;
import com.myapp.android.fragment.grid.BaseCursorGridFragmentSupport;
import com.myapp.android.fragment.grid.SupportScreenShotCursorGridFragment;
import com.myapp.android.fragment.grid.SupportTimelineCursorGridFragment;
import com.myapp.android.model.Place;
import com.myapp.android.model.SelectedInfo;
import java.util.ArrayList;
import java.util.List;有人知道为什么会发生这种情况吗?我该如何解决呢?
发布于 2015-05-11 18:41:41
谢谢安东尼奥给我指明了正确的方向。我的Activity正在实现一个接口PlacesCallbacks (没有原因)
public interface PlacesCallbacks{
void onPlaceSelected(long quadKey, short zoomLevel);
void onPlaceSelected(Place place);
}但是,这个Interface没有在这个Activity中使用,我的应用程序中的任何地方都没有使用,实现的方法都是空的。
所以我猜Proguard删除了这个Interface,因为它在任何地方都没有使用,但是它是在我的Activity中实现的。
我所要做的就是删除Interface。
https://stackoverflow.com/questions/30174638
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