01: package org.apache.torque.engine.database.model;
02:
03: /*
04: * Licensed to the Apache Software Foundation (ASF) under one
05: * or more contributor license agreements. See the NOTICE file
06: * distributed with this work for additional information
07: * regarding copyright ownership. The ASF licenses this file
08: * to you under the Apache License, Version 2.0 (the
09: * "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 473814 2006-11-11 22:30:30Z tv $
28: */
29: public interface IDMethod {
30: /**
31: * Key generation via database-specific ID method.
32: * For example, this would be auto-increment for MySQL,
33: * sequence for Oracle, etc.
34: */
35: String NATIVE = "native";
36:
37: /**
38: * Key generation via the IDBroker table.
39: */
40: String ID_BROKER = "idbroker";
41:
42: /**
43: * No RDBMS key generation (keys may be generated by the
44: * application).
45: */
46: String NO_ID_METHOD = "none";
47: }
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