01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.openjpa.lib.conf;
20:
21: /**
22: * This interface provides a mechanism for notifying interested
23: * objects when configuration events occur. It provides an object
24: * with the opportunity to set itself up for configuration and to
25: * perform any necessary post-configuration.
26: *
27: * @author Patrick Linskey
28: */
29: public interface Configurable {
30:
31: /**
32: * Invoked prior to setting bean properties.
33: */
34: public void setConfiguration(Configuration conf);
35:
36: /**
37: * Invoked before bean property configuration is begun on this object.
38: */
39: public void startConfiguration();
40:
41: /**
42: * Invoked upon completion of bean property configuration for this object.
43: */
44: public void endConfiguration();
45: }
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