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Java > Open Source Codes > org > apache > geronimo > system > configuration > cli > AddStartupConfiguration


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 implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 package org.apache.geronimo.system.configuration.cli;
18
19 import java.io.*;
20
21 /**
22  * A tool for use by clients who really know what they're doing (such as the
23  * installer). You point this to a FileConfigurationList file, and give it
24  * a configuration name, and it adds the name to the file. This should only
25  * be run while the server is down, and will only work if you have previous
26  * knowledge of which PersistentConfigurationList implementation is going to
27  * be used and what file it persists to. This is NOT a general-purpose
28  * feature for users.
29  *
30  * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
31  */
32 public class AddStartupConfiguration {
33     public static void main(String JavaDoc[] args) {
34         try {
35             String JavaDoc file = args[0];
36             String JavaDoc configuration = args[1].trim();
37             BufferedReader in = new BufferedReader(new FileReader(file));
38             String JavaDoc line;
39             while((line = in.readLine()) != null) {
40                 if(line.trim().equals(configuration)) {
41                     in.close();
42                     System.exit(0);
43                 }
44             }
45             in.close();
46
47             PrintWriter out = new PrintWriter(new FileWriter(file, true));
48             out.println(configuration);
49             out.close();
50         } catch (IOException e) {
51             e.printStackTrace();
52             System.exit(1);
53         }
54     }
55 }
56
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