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Java > Open Source Codes > org > apache > avalon > excalibur > datasource > TraceableDataSourceComponent


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
14  * implied.
15  *
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  */
19
20 package org.apache.avalon.excalibur.datasource;
21
22 import java.sql.Connection JavaDoc;
23 import java.sql.SQLException JavaDoc;
24
25 import org.apache.avalon.excalibur.pool.TraceableResourceLimitingPool;
26
27 import org.apache.avalon.framework.component.Component;
28 import org.apache.avalon.framework.configuration.Configurable;
29 import org.apache.avalon.framework.thread.ThreadSafe;
30
31 /**
32  * The standard interface for DataSources in Avalon.
33  *
34  * @author <a HREF="mailto:dev@avalon.apache.org">Avalon Development Team</a>
35  * @version CVS $Revision: 1.4 $ $Date: 2004/02/28 11:47:14 $
36  * @since 4.0
37  */
38 public interface TraceableDataSourceComponent
39     extends DataSourceComponent
40 {
41     /**
42      * The name of the role for convenience
43      */
44     String JavaDoc ROLE = TraceableDataSourceComponent.class.getName();
45
46     /**
47      * Returns a snapshot of the current state of the pool.
48      *
49      * @return A snapshot of the current pool state.
50      */
51     TraceableResourceLimitingPool.State getState();
52 }
53
54
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