@Override
public boolean delete(AppModel model) {
try {
LOG.d("DB Delete id", model.getId());
getRealDao().deleteById(model.getId());
} catch (SQLException e) {
LOG.e(e);
return false;
}
return true;
}
@Override
public boolean save(AppModel route) {
try {
LOG.d("DB Save");
getRealDao().createOrUpdate(createDb(route));
} catch (SQLException e) {
LOG.e(e);
return false;
}
return true;
}
public static <T> T toSimpleModel(String json, Type type) {
Gson gson = createGSON(true);
LOG.d("Gson to model: ", json, type);
T fromJson = null;
try {
fromJson = gson.fromJson(json, type);
} catch (Exception e) {
fromJson = null;
LOG.e(e);
}
return fromJson;
}
@Override
public AppModel getById(int itemId) {
try {
LOG.d("get by id", itemId);
DbModel db = getRealDao().queryForId(itemId);
if (db != null) {
return createApp(db);
}
} catch (SQLException e) {
LOG.e(e);
return null;
}
return null;
}
public Dao<DbModel, Integer> getRealDao() {
try {
return databaseHelper.getDbDao(clazz);
} catch (SQLException e) {
LOG.e(e);
return null;
}
}
public static <T> T toModel(String json, Class<T> clazz) {
Gson gson = createGSON(true);
LOG.d("Gson to model: ", json, clazz);
T fromJson = null;
try {
fromJson = gson.fromJson(json, clazz);
} catch (Exception e) {
LOG.e(e);
try {
fromJson = clazz.newInstance();
} catch (Exception e1) {
LOG.e(e);
new RuntimeException("GsonConverter instance error");
}
}
return fromJson;
}
@Override
public List<AppModel> getAll() {
try {
List<DbModel> queryForAll = getRealDao().queryForAll();
return transform(queryForAll);
} catch (SQLException e) {
LOG.e(e);
}
return Collections.emptyList();
}
public static byte[] compress(Serializable object) {
try {
ByteArrayOutputStream out = new ByteArrayOutputStream();
GZIPOutputStream gz = new GZIPOutputStream(out);
ObjectOutputStream oos = new ObjectOutputStream(gz);
oos.writeObject(object);
oos.flush();
oos.close();
out.close();
return out.toByteArray();
} catch (IOException e) {
LOG.e(e);
}
return null;
}
@SuppressWarnings("unchecked")
public static <T> T decompress(byte[] bytes, Class<T> clazz) {
try {
ByteArrayInputStream input = new ByteArrayInputStream(bytes);
GZIPInputStream gs = new GZIPInputStream(input);
ObjectInputStream ois = new ObjectInputStream(gs);
T result = (T) ois.readObject();
ois.close();
input.close();
return result;
} catch (Exception e) {
LOG.e(e);
}
return null;
}
public static String toJsonNoExclude(Object model, Type type) {
Gson gson = createGSON(false);
String json = gson.toJson(model, type);
LOG.d("Model to gson: ", json, model);
return json;
}
public static String toJson(Object model, Class<?> clazz) {
Gson gson = createGSON(true);
String json = gson.toJson(model, clazz);
LOG.d("Model to gson: ", json, model);
return json;
}