1304-Handle_stateLoss_on_exceptionDialog_show

import android.view.View;

import androidx.annotation.NonNull;

import androidx.annotation.Nullable;

import androidx.appcompat.app.AlertDialog;

import androidx.appcompat.app.AppCompatDialogFragment;

import androidx.fragment.app.DialogFragment;

import androidx.fragment.app.FragmentManager;

import com.google.android.material.dialog.MaterialAlertDialogBuilder;

import java.io.PrintWriter;

import java.io.StringWriter;

import java.util.ArrayList;

import it.niedermann.android.util.ClipboardUtil;

import it.niedermann.owncloud.notes.R;

import it.niedermann.owncloud.notes.databinding.DialogExceptionBinding;

import it.niedermann.owncloud.notes.exception.tips.TipsAdapter;

import trikita.log.Log;

public class ExceptionDialogFragment extends AppCompatDialogFragment {

    @Override

    public void onAttach(@NonNull Context context) {

        super.onAttach(context);

        setupThrowable();

    }

    private void setupThrowable() {

        final var args = getArguments();

        if (args != null) {

            final var throwablesArgument = args.getSerializable(KEY_THROWABLES);

        fragment.setArguments(args);

        return fragment;

    }

    @Override

    public void show(@NonNull FragmentManager manager, @Nullable String tag) {

        if (manager.isDestroyed() || !manager.isStateSaved()) {

            Log.e("ExceptionDialog can't be shown as the state is lost. The cause:\n\n" + getStackStrace());

            return;

        }

        super.show(manager, tag);

    }

    @NonNull

    private String getStackStrace() {

        setupThrowable();

        final StringBuilder builder = new StringBuilder();

        for (Throwable throwable : throwables) {

            final StringWriter sw = new StringWriter();

            throwable.printStackTrace(new PrintWriter(sw));

            builder.append("\n\n").append(sw);

        }

        return builder.toString();

    }

}