Java Code Examples for com.activeandroid.ActiveAndroid#beginTransaction()

private void loadToastersIntoDatabase() {
    List<ToasterModel> toasterModels = new Select().from(ToasterModel.class).execute();
    if (toasterModels == null || toasterModels.size() == 0) {
        ActiveAndroid.beginTransaction();
        try {
            Toaster[] toasters = ToasterData.getToasters();
            for (Toaster toaster : toasters) {
                ToasterModel toasterModel = new ToasterModel();
                toasterModel.name = toaster.name;
                toasterModel.imageResId = toaster.imageResId;
                toasterModel.save();
            }
            ActiveAndroid.setTransactionSuccessful();
        } finally {
            ActiveAndroid.endTransaction();
        }
    }
}
 

@Override
public final void run() {
    ActiveAndroid.beginTransaction();
    execute();
    ActiveAndroid.setTransactionSuccessful();
    ActiveAndroid.endTransaction();
}
 

public void testActiveAndroidBulkInsertWithTransaction() {
    ActiveAndroid.initialize(getContext());
    ActiveAndroid.beginTransaction();
    for (int i = 0; i < 10000; i++) {
        Student2 stu = new Student2();
        stu.setMark((char) (i % 24 + 64));
        stu.setName("name" + i);
        stu.setScore(i);
        stu.save();
    }
    ActiveAndroid.setTransactionSuccessful();
    ActiveAndroid.endTransaction();
}
 

@Override
protected void insert(List<AAObject> list) {
    ActiveAndroid.beginTransaction();
    try {
        for (AAObject aaObject: list) {
            aaObject.save();
        }
        ActiveAndroid.setTransactionSuccessful();
    } finally {
        ActiveAndroid.endTransaction();
    }
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    ActiveAndroid.beginTransaction();
    try {
        List<Todo> ended = new Select()
                .from(Todo.class)
                .where(Todo.COLUMN_STATUS + "=?",
                        Integer.toString(TodoDaoHelper.STATUS_END))
                .execute();
        for (Todo todo : ended) {
            todo.setStatus(TodoDaoHelper.STATUS_ARCHIVE);
            todo.save();
        }
        ActiveAndroid.setTransactionSuccessful();
    } finally {
        ActiveAndroid.endTransaction();
    }

    // 画面更新
    if (mTodoFragment != null) {
        mTodoFragment.reload();
    }
    if (mHistoryFragment != null) {
        mHistoryFragment.reload();
    }

    return true;
}
 

private void indexedStringEntityQueriesRun(int count) {
    // create entities
    List<IndexedStringEntity> entities = new ArrayList<>(count);
    String[] fixedRandomStrings = StringGenerator.createFixedRandomStrings(count);
    for (int i = 0; i < count; i++) {
        IndexedStringEntity entity = new IndexedStringEntity();
        entity.indexedString = fixedRandomStrings[i];
        entities.add(entity);
    }
    log("Built entities.");

    // insert entities
    ActiveAndroid.beginTransaction();
    try {
        for (int i = 0; i < count; i++) {
            entities.get(i).save();
        }
        ActiveAndroid.setTransactionSuccessful();
    } finally {
        ActiveAndroid.endTransaction();
    }
    log("Inserted entities.");

    // query for entities by indexed string at random
    int[] randomIndices = StringGenerator.getFixedRandomIndices(getQueryCount(), count - 1);

    startClock();
    for (int i = 0; i < getQueryCount(); i++) {
        int nextIndex = randomIndices[i];
        //noinspection unused
        List<IndexedStringEntity> query = new Select()
                .from(IndexedStringEntity.class)
                .where("INDEXED_STRING = ?", fixedRandomStrings[nextIndex])
                .execute();
        // ActiveAndroid already builds all entities when executing the query, so move on
    }
    stopClock(Benchmark.Type.QUERY_INDEXED);

    // delete all entities
    ActiveAndroid.execSQL("DELETE FROM INDEXED_STRING_ENTITY");
    log("Deleted all entities.");
}
 

@SuppressWarnings("ResultOfMethodCallIgnored")
@Override
protected void doBatchCrudRun(int count) throws Exception {
    final List<SimpleEntityNotNull> list = new ArrayList<>();
    for (int i = 0; i < count; i++) {
        list.add(SimpleEntityNotNullHelper.createEntity());
    }

    startClock();
    ActiveAndroid.beginTransaction();
    try {
        for (int i = 0; i < count; i++) {
            list.get(i).save();
        }
        ActiveAndroid.setTransactionSuccessful();
    } finally {
        ActiveAndroid.endTransaction();
    }
    stopClock(Benchmark.Type.BATCH_CREATE);

    startClock();
    ActiveAndroid.beginTransaction();
    try {
        for (int i = 0; i < count; i++) {
            list.get(i).save();
        }
        ActiveAndroid.setTransactionSuccessful();
    } finally {
        ActiveAndroid.endTransaction();
    }
    stopClock(Benchmark.Type.BATCH_UPDATE);

    startClock();
    List<SimpleEntityNotNull> reloaded = new Select()
            .all()
            .from(SimpleEntityNotNull.class)
            .execute();
    stopClock(Benchmark.Type.BATCH_READ);

    startClock();
    for (int i = 0; i < reloaded.size(); i++) {
        SimpleEntityNotNull entity = reloaded.get(i);
        entity.getId();
        entity.getSimpleBoolean();
        entity.getSimpleByte();
        entity.getSimpleShort();
        entity.getSimpleInt();
        entity.getSimpleLong();
        entity.getSimpleFloat();
        entity.getSimpleDouble();
        entity.getSimpleString();
        entity.getSimpleByteArray();
    }
    stopClock(Benchmark.Type.BATCH_ACCESS);

    startClock();
    deleteAll();
    stopClock(Benchmark.Type.BATCH_DELETE);
}
 

private void initSampleData() {
    new Delete().from(Book.class).execute();

    ActiveAndroid.beginTransaction();

    try {
        Book book1 = new Book("Android Cookbook",
                "Ian F. Darwin",
                "O'Reilly Media" ,
                "April 2012");
        book1.save();

        Book book2 = new Book("Android Recipes, 3rd Edition",
                "Dave Smith , Jeff Friesen",
                "Apress",
                "February 2014");
        book2.save();

        Book book3 = new Book("Expert Android",
                "Satya Komatineni, Dave MacLean",
                "Apress",
                "July 2013");
        book3.save();

        Book book4 = new Book("50 Android Hacks",
                "Carlos Sessa",
                "Manning Publications",
                "May 2013");
        book4.save();

        Book book5 = new Book("Learn Java for Android Development, 3rd Edition",
                "Jeff Friesen",
                "Apress",
                "March 2014");
        book5.save();

        Book book6 = new Book("Learning Android, 2nd Edition",
                "Marko Gargenta, Masumi Nakamura",
                "O'Reilly Media, Inc.",
                "January 2014");
        book6.save();
    } finally {
        ActiveAndroid.setTransactionSuccessful();
    }

    ActiveAndroid.endTransaction();
}
 

@Override
protected Boolean doInBackground(Void... voids) {
    try {
        JSONObject list = mSetupResponse.getJSONObject("data").getJSONObject("list");
        JSONArray animations = list.getJSONArray("anime");
        JSONArray category = list.getJSONArray("category");
        JSONArray advert = null;

        if (list.has("advert"))
            advert = list.getJSONArray("advert");

        JSONArray feature = list.getJSONArray("recommend");
        ArrayList<Animation> Animations = Animation.build(animations);
        ArrayList<Category> Categories = new ArrayList<Category>();
        ArrayList<Advertise> Advertises = new ArrayList<Advertise>();
        ArrayList<Animation> Recommends = new ArrayList<Animation>();
        new Delete().from(Animation.class).where("IsFavorite='0'").execute();
        new Delete().from(Category.class).execute();
        new Delete().from(Advertise.class).execute();
        ActiveAndroid.beginTransaction();


        for (int i = 0; i < Animations.size(); i++) {
            Animations.get(i).save();
        }
        for (int i = 0; i < category.length(); i++) {
            Category cat = Category.build(category.getJSONObject(i));
            Categories.add(cat);
            cat.save();
        }

        if (advert != null) {
            for (int i = 0; i < advert.length(); i++) {
                Advertise ad = Advertise.build(advert.getJSONObject(i));
                Advertises.add(ad);
                ad.save();
            }
        }

        for (int i = 0; i < feature.length(); i++) {
            Recommends.add(Animation.build(feature.getJSONObject(i)));
        }
        mIntent = new Intent(LoadActivity.this,
                StartActivity.class);
        mIntent.putParcelableArrayListExtra("Animations", Animations);
        mIntent.putParcelableArrayListExtra("Categories", Categories);
        mIntent.putParcelableArrayListExtra("Advertises", Advertises);
        mIntent.putParcelableArrayListExtra("Recommends", Recommends);
        mIntent.putExtra("Success", true);
        mResult = true;
    } catch (Exception e) {
        e.printStackTrace();
        mResult = false;
    } finally {
        ActiveAndroid.setTransactionSuccessful();
        ActiveAndroid.endTransaction();
        return mResult;
    }
}