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1   package org.apache.maven.settings.io;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import java.io.File;
23  import java.io.IOException;
24  import java.io.InputStream;
25  import java.io.Reader;
26  import java.util.Map;
27  
28  import org.apache.maven.settings.Settings;
29  import org.apache.maven.settings.io.xpp3.SettingsXpp3Reader;
30  import org.codehaus.plexus.component.annotations.Component;
31  import org.codehaus.plexus.util.IOUtil;
32  import org.codehaus.plexus.util.ReaderFactory;
33  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
34  
35  /**
36   * Handles deserialization of settings from some kind of textual format like XML.
37   * 
38   * @author Benjamin Bentmann
39   */
40  @Component( role = SettingsReader.class )
41  public class DefaultSettingsReader
42      implements SettingsReader
43  {
44  
45      public Settings read( File input, Map<String, ?> options )
46          throws IOException
47      {
48          if ( input == null )
49          {
50              throw new IllegalArgumentException( "input file missing" );
51          }
52  
53          Settings settings = read( ReaderFactory.newXmlReader( input ), options );
54  
55          return settings;
56      }
57  
58      public Settings read( Reader input, Map<String, ?> options )
59          throws IOException
60      {
61          if ( input == null )
62          {
63              throw new IllegalArgumentException( "input reader missing" );
64          }
65  
66          try
67          {
68              SettingsXpp3Reader r = new SettingsXpp3Reader();
69              return r.read( input, isStrict( options ) );
70          }
71          catch ( XmlPullParserException e )
72          {
73              throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
74          }
75          finally
76          {
77              IOUtil.close( input );
78          }
79      }
80  
81      public Settings read( InputStream input, Map<String, ?> options )
82          throws IOException
83      {
84          if ( input == null )
85          {
86              throw new IllegalArgumentException( "input stream missing" );
87          }
88  
89          try
90          {
91              SettingsXpp3Reader r = new SettingsXpp3Reader();
92              return r.read( input, isStrict( options ) );
93          }
94          catch ( XmlPullParserException e )
95          {
96              throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
97          }
98          finally
99          {
100             IOUtil.close( input );
101         }
102     }
103 
104     private boolean isStrict( Map<String, ?> options )
105     {
106         Object value = ( options != null ) ? options.get( IS_STRICT ) : null;
107         return value == null || Boolean.parseBoolean( value.toString() );
108     }
109 
110 }