在调试模式和Android工作室中运行我的应用程序，app运行良好;然而，当构建然后签署APK并在手机上安装时，应用程序会崩溃并显示以下堆栈跟踪：
06-24 13:54:59.725 17656-17656/? E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.test, PID: 17656
java.lang.RuntimeException: Unable to create application com.test.Utilities.TestApplication: java.lang.IllegalArgumentException: Default constructor for class com.e.pi is not accessible.
at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4715)
at android.app.ActivityThread.-wrap1(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1405)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5422)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
Caused by: java.lang.IllegalArgumentException: Default constructor for class com.e.pi is not accessible.
at com.e.mo.b(Unknown Source)
at com.e.kh.b(Unknown Source)
at com.e.kh.J(Unknown Source)
at com.e.gr.a(Unknown Source)
at com.test.Utilities.TestApplication.onCreate(Unknown Source)
at android.app.Instrumentation.callApplicationOnCreate(Instrumentation.java:1013)
at android.app.ActivityThread.handleBindApplication(ActivityThread.java:4712)
at android.app.ActivityThread.-wrap1(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1405)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5422)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
我不想删除ProGuard并解决问题，任何帮助都将不胜感激！
以下是申请代码：
public class TestApplication extends Application {
public static final String TAG = "ALL";
private static TestApplication mInstance;
private RequestQueue mRequestQueue;
public TestApplication()
{
mInstance = this;
}
@Override
public void onCreate() {
super.onCreate();
Fabric.with(this, new Crashlytics());
String server = "eg....";
// Enable Local Datastore.
Parse.enableLocalDatastore(this);
Parse.initialize(new Parse.Configuration.Builder(this)
.applicationId(BuildConfig.PARSE_APP_ID)
.clientKey(BuildConfig.PARSE_CLIENT_KEY)
.server(server)
.build());
// Logging set to help debug issues, remove before releasing your app.
OneSignal.setLogLevel(OneSignal.LOG_LEVEL.DEBUG, OneSignal.LOG_LEVEL.WARN);
OneSignal.startInit(this)
.setNotificationOpenedHandler(new ExampleNotificationOpenedHandler())
.setAutoPromptLocation(true)
.init();
CalligraphyConfig.initDefault(new CalligraphyConfig.Builder()
.setDefaultFontPath("fonts/Roboto-Regular.ttf")
.setFontAttrId(R.attr.fontPath)
.build()
);
}
public static synchronized TestApplication getInstance()
{
if(mInstance == null)
{
mInstance = new TestApplication();
}
return mInstance;
}
public RequestQueue getRequestQueue(Context context)
{
if(mRequestQueue == null)
{
mRequestQueue = Volley.newRequestQueue(context);
}
return mRequestQueue;
}
public <T> void addToRequestQueue(Request<T> request, String tag, Context context)
{
request.setTag(TextUtils.isEmpty(tag) ? TAG : tag);
request.setShouldCache(false);
getRequestQueue(context).add(request);
}
public <T> void addToRequestQueue(Request<T> request, Context context)
{
request.setTag(TAG);
getRequestQueue(context).add(request);
}
public void cancelPendingRequests(Object tag)
{
if(mRequestQueue != null)
{
mRequestQueue.cancelAll(tag);
}
}
@Override
protected void attachBaseContext(Context base) {
super.attachBaseContext(base);
MultiDex.install(this);
}
private class ExampleNotificationOpenedHandler implements OneSignal.NotificationOpenedHandler {
/**
* Callback to implement in your app to handle when a notification is opened from the Android status bar or
* a new one comes in while the app is running.
* This method is located in this Application class as an example, you may have any class you wish implement NotificationOpenedHandler and define this method.
*
* @param message The message string the user seen/should see in the Android status bar.
* @param additionalData The additionalData key value pair section you entered in on onesignal.com.
* @param isActive Was the app in the foreground when the notification was received.
*/
@Override
public void notificationOpened(String message, JSONObject additionalData, boolean isActive) {
String additionalMessage = "";
try {
if (additionalData != null) {
if (additionalData.has("this")) {
additionalMessage = additionalData.getString("this");
if (additionalMessage.toString().trim().equalsIgnoreCase("x")) {
Intent newIntent = new Intent("com.test.push");//this has to match your intent filter
newIntent.putExtra("FEATURE_PUSH", "x");
newIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(newIntent);
}
else if (additionalMessage.toString().trim().equalsIgnoreCase("y")) {
Intent newIntent = new Intent("com.test.push");//this has to match your intent filter
newIntent.putExtra("FEATURE_PUSH", "y");
newIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(newIntent);
}
}
}
} catch (Throwable t) {
t.printStackTrace();
}
}
}
public ImageLoader getImageLoader() {
return mImageLoader;
}
}