1 package org.apache.torque.engine.database.model;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 /**
23 * Interface for various ID retrieval method types.
24 * This currently includes native, ID broker, and none.
25 *
26 * @author <a href="mailto:dlr@collab.net">Daniel Rall</a>
27 * @version $Id: IDMethod.java,v 1.1 2007-10-21 07:57:27 abyrne Exp $
28 */
29 public interface IDMethod
30 {
31 /**
32 * Key generation via database-specific ID method.
33 * For example, this would be auto-increment for MySQL,
34 * sequence for Oracle, etc.
35 */
36 String NATIVE = "native";
37
38 /**
39 * Key generation via the IDBroker table.
40 */
41 String ID_BROKER = "idbroker";
42
43 /**
44 * No RDBMS key generation (keys may be generated by the
45 * application).
46 */
47 String NO_ID_METHOD = "none";
48 }