2 * ============LICENSE_START====================================================
4 * ===========================================================================
5 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
6 * ===========================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END====================================================
22 package org.onap.aaf.auth.dao;
24 import java.util.List;
26 import org.onap.aaf.auth.layer.Result;
27 import org.onap.aaf.misc.env.Trans;
30 * DataAccessObject - ReadOnly
32 * It is useful to have a ReadOnly part of the interface for CachedDAO
34 * Normal DAOs will implement full DAO
40 public interface DAO_RO<TRANS extends Trans,DATA> {
42 * Get a List of Data given Key of Object Array
45 * @throws DAOException
47 public Result<List<DATA>> read(TRANS trans, Object ... key);
50 * Get a List of Data given Key of DATA Object
54 * @throws DAOException
56 public Result<List<DATA>> read(TRANS trans, DATA key);
61 public void close(TRANS trans);
64 * Return name of referenced Data
67 public String table();