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Java > Open Source Codes > com > coi > tools > os > izpack > Registry


1 /*
2  * IzPack - Copyright 2001-2007 Julien Ponge, All Rights Reserved.
3  *
4  * http://www.izforge.com/izpack/
5  * http://developer.berlios.de/projects/izpack/
6  *
7  * Copyright 2005 Klaus Bartz
8  *
9  * Licensed under the Apache License, Version 2.0 (the "License");
10  * you may not use this file except in compliance with the License.
11  * You may obtain a copy of the License at
12  *
13  * http://www.apache.org/licenses/LICENSE-2.0
14  *
15  * Unless required by applicable law or agreed to in writing, software
16  * distributed under the License is distributed on an "AS IS" BASIS,
17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18  * See the License for the specific language governing permissions and
19  * limitations under the License.
20  */
21
22 package com.coi.tools.os.izpack;
23
24 import com.coi.tools.os.win.RegistryImpl;
25 import com.izforge.izpack.util.NativeLibraryClient;
26
27 /**
28  * Wrapper class for com.coi.tools.os.win.RegistryImpl for using it with IzPack. This class
29  * implements only the methods of interface NativeLibraryClient. All other methods are used directly
30  * from RegistryImpl.
31  *
32  * @author Klaus Bartz
33  *
34  */
35 public class Registry extends RegistryImpl implements NativeLibraryClient
36 {
37
38     /**
39      * Default constructor.
40      * @exception Exception if initialize of native part fails
41      */
42     public Registry() throws Exception JavaDoc
43     {
44         super();
45         initialize();
46     }
47
48     /**
49      * Initialize native part of this class and other settings.
50      *
51      * @exception Exception if problems are encountered
52      */
53     /*--------------------------------------------------------------------------*/
54     private void initialize() throws Exception JavaDoc
55     {
56         COIOSHelper.getInstance().addDependant(this);
57     }
58
59     /*--------------------------------------------------------------------------*/
60     /**
61      * This method is used to free the library at the end of progam execution. This class has no own
62      * library else it shares it in the COI common lib. To free the library, the helper class is
63      * called. After this call, any instance of this class will not be usable any more! <b><i>
64      * <u>Note that this method does NOT return </u> at the first call, but at any other </i> </b>
65      * <br>
66      * <br>
67      * <b>DO NOT CALL THIS METHOD DIRECTLY! </b> <br>
68      * It is used by the librarian to free the native library before physically deleting it from its
69      * temporary loaction. A call to this method will freeze the application irrecoverably!
70      *
71      * @param name the name of the library to free. Use only the name and extension but not the
72      * path.
73      *
74      * @see com.izforge.izpack.util.NativeLibraryClient#freeLibrary
75      */
76     /*--------------------------------------------------------------------------*/
77     public void freeLibrary(String JavaDoc name)
78     {
79
80         COIOSHelper.getInstance().freeLibrary(name);
81     }
82
83 }
84
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