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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.scm.provider.svn.util;
20  
21  import java.io.File;
22  import java.io.IOException;
23  
24  import org.apache.maven.scm.providers.svn.settings.Settings;
25  import org.apache.maven.scm.providers.svn.settings.io.xpp3.SvnXpp3Reader;
26  import org.codehaus.plexus.util.ReaderFactory;
27  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
28  
29  /**
30   * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
31   */
32  public class SvnUtil {
33      protected static final String SVN_SETTINGS_FILENAME = "svn-settings.xml";
34  
35      public static final File DEFAULT_SETTINGS_DIRECTORY = new File(System.getProperty("user.home"), ".scm");
36  
37      private static File settingsDirectory = DEFAULT_SETTINGS_DIRECTORY;
38  
39      private static Settings settings;
40  
41      private SvnUtil() {}
42  
43      public static Settings getSettings() {
44          if (settings == null) {
45              settings = readSettings();
46          }
47          return settings;
48      }
49  
50      public static Settings readSettings() {
51          File settingsFile = getSettingsFile();
52  
53          if (settingsFile.exists()) {
54              SvnXpp3Reader reader = new SvnXpp3Reader();
55              try {
56                  return reader.read(ReaderFactory.newXmlReader(settingsFile));
57              } catch (IOException e) {
58                  // Nothing to do
59              } catch (XmlPullParserException e) {
60                  String message = settingsFile.getAbsolutePath() + " isn't well formed. SKIPPED." + e.getMessage();
61  
62                  System.err.println(message);
63              }
64          }
65  
66          return new Settings();
67      }
68  
69      public static void setSettingsDirectory(File directory) {
70          settingsDirectory = directory;
71          settings = readSettings();
72      }
73  
74      public static File getSettingsFile() {
75          return new File(settingsDirectory, SVN_SETTINGS_FILENAME);
76      }
77  }