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Java > Open Source Codes > org > apache > excalibur > instrument > client > Data


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.excalibur.instrument.client;
21
22 import java.io.UnsupportedEncodingException JavaDoc;
23 import java.net.URLEncoder JavaDoc;
24
25 import org.apache.avalon.framework.configuration.Configuration;
26 import org.apache.avalon.framework.configuration.ConfigurationException;
27 import org.apache.avalon.framework.logger.AbstractLogEnabled;
28
29 /**
30  *
31  * @author <a HREF="mailto:dev@avalon.apache.org">Avalon Development Team</a>
32  * @version CVS $Revision: 1.4 $ $Date: 2004/02/28 11:47:23 $
33  * @since 4.1
34  */
35 public interface Data
36 {
37     /**
38      * Returns the description.
39      *
40      * @return The description.
41      */
42     String JavaDoc getDescription();
43     
44     /**
45      * Returns the state version.
46      *
47      * @return The state version.
48      */
49     int getStateVersion();
50     
51     /**
52      * Causes the Data to update itself with the latest data from the server.
53      *
54      * @return true if successful.
55      */
56     boolean update();
57 }
58
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