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Commit 18ce9856 authored by Winson Chung's avatar Winson Chung Committed by Adam Cohen
Browse files

Ignoring specific db exception DO NOT MERGE 

Bug 18554839.

Change-Id: I80f2dd62297eea671f2d129ae22263e72e506ae4
(cherry picked from commit 5f05913f)
parent ae5f7ce8

src/com/android/launcher3/WidgetPreviewLoader.java

+19 −8
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ import android.database.sqlite.SQLiteCantOpenDatabaseException; 
import android.database.sqlite.SQLiteDatabase;

import android.database.sqlite.SQLiteDiskIOException;

import android.database.sqlite.SQLiteOpenHelper;

import android.database.sqlite.SQLiteReadOnlyDatabaseException;

import android.graphics.Bitmap;

import android.graphics.Bitmap.Config;

import android.graphics.BitmapFactory;
@@ -26,8 +27,8 @@ import android.graphics.Shader; 
import android.graphics.drawable.BitmapDrawable;

import android.graphics.drawable.Drawable;

import android.os.AsyncTask;

import android.os.Build;

import android.util.Log;



import com.android.launcher3.compat.AppWidgetManagerCompat;



import java.io.ByteArrayOutputStream;
@@ -165,16 +166,26 @@ public class WidgetPreviewLoader { 
                LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE);

        final String lastVersionName = sp.getString(ANDROID_INCREMENTAL_VERSION_NAME_KEY, null);

        final String versionName = android.os.Build.VERSION.INCREMENTAL;

        final boolean isLollipopOrGreater = Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;

        if (!versionName.equals(lastVersionName)) {

            // clear all the previews whenever the system version changes, to ensure that previews

            // are up-to-date for any apps that might have been updated with the system

            try {

                // clear all the previews whenever the system version changes, to ensure that

                // previews are up-to-date for any apps that might have been updated with the system

                clearDb();



            } catch (SQLiteReadOnlyDatabaseException e) {

                if (isLollipopOrGreater) {

                    // Workaround for Bug. 18554839, if we fail to clear the db due to the read-only

                    // issue, then ignore this error and leave the old previews

                } else {

                    throw e;

                }

            } finally {

                SharedPreferences.Editor editor = sp.edit();

                editor.putString(ANDROID_INCREMENTAL_VERSION_NAME_KEY, versionName);

                editor.commit();

            }

        }

    }



    public void recreateDb() {

        LauncherAppState app = LauncherAppState.getInstance();