1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 package org.openoffice.setup.Installer;
25 
26 import org.openoffice.setup.InstallData;
27 import org.openoffice.setup.ResourceManager;
28 import org.openoffice.setup.Util.Informer;
29 
30 public class InstallerFactory
31 {
32     private static Installer instance = null;
33 
InstallerFactory()34     private InstallerFactory() {
35     }
36 
getInstance()37     public static Installer getInstance()
38     {
39       if (instance == null) {
40           instance = createInstaller();
41       }
42       return instance;
43     }
44 
createInstaller()45     private static Installer createInstaller() {
46 
47         InstallData data = InstallData.getInstance();
48         if ( data.getOSType().equalsIgnoreCase("Linux")) {
49             instance = new LinuxInstaller();
50         } else if ( data.getOSType().equalsIgnoreCase("SunOS")) {
51             instance = new SolarisInstaller();
52         } else {
53             System.err.println("Error: No installer for this OS defined!");
54             String message = ResourceManager.getString("String_InstallerFactory_Os_Not_Supported");
55             String title = ResourceManager.getString("String_Error");
56             Informer.showErrorMessage(message, title);
57             System.exit(1);
58         }
59 
60         return instance;
61     }
62 
63 }
64