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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 the default textual format.
37   *
38   * @author Benjamin Bentmann
39   */
40  @Component( role = SettingsReader.class )
41  public class DefaultSettingsReader
42      implements SettingsReader
43  {
44  
45      @Override
46      public Settings read( File input, Map<String, ?> options )
47          throws IOException
48      {
49          if ( input == null )
50          {
51              throw new IllegalArgumentException( "input file missing" );
52          }
53  
54          Settings settings = read( ReaderFactory.newXmlReader( input ), options );
55  
56          return settings;
57      }
58  
59      @Override
60      public Settings read( Reader input, Map<String, ?> options )
61          throws IOException
62      {
63          if ( input == null )
64          {
65              throw new IllegalArgumentException( "input reader missing" );
66          }
67  
68          try
69          {
70              SettingsXpp3Reader r = new SettingsXpp3Reader();
71              return r.read( input, isStrict( options ) );
72          }
73          catch ( XmlPullParserException e )
74          {
75              throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
76          }
77          finally
78          {
79              IOUtil.close( input );
80          }
81      }
82  
83      @Override
84      public Settings read( InputStream input, Map<String, ?> options )
85          throws IOException
86      {
87          if ( input == null )
88          {
89              throw new IllegalArgumentException( "input stream missing" );
90          }
91  
92          try
93          {
94              SettingsXpp3Reader r = new SettingsXpp3Reader();
95              return r.read( input, isStrict( options ) );
96          }
97          catch ( XmlPullParserException e )
98          {
99              throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
100         }
101         finally
102         {
103             IOUtil.close( input );
104         }
105     }
106 
107     private boolean isStrict( Map<String, ?> options )
108     {
109         Object value = ( options != null ) ? options.get( IS_STRICT ) : null;
110         return value == null || Boolean.parseBoolean( value.toString() );
111     }
112 
113 }