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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  import java.util.Objects;
28  
29  import javax.inject.Named;
30  import javax.inject.Singleton;
31  
32  import org.apache.maven.settings.Settings;
33  import org.apache.maven.settings.io.xpp3.SettingsXpp3Reader;
34  import org.codehaus.plexus.util.ReaderFactory;
35  import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
36  
37  /**
38   * Handles deserialization of settings from the default textual format.
39   *
40   * @author Benjamin Bentmann
41   */
42  @Named
43  @Singleton
44  public class DefaultSettingsReader
45      implements SettingsReader
46  {
47  
48      @Override
49      public Settings read( File input, Map<String, ?> options )
50          throws IOException
51      {
52          Objects.requireNonNull( input, "input cannot be null" );
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          Objects.requireNonNull( input, "input cannot be null" );
64  
65          try ( final Reader in = input )
66          {
67              return new SettingsXpp3Reader().read( in, isStrict( options ) );
68          }
69          catch ( XmlPullParserException e )
70          {
71              throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
72          }
73      }
74  
75      @Override
76      public Settings read( InputStream input, Map<String, ?> options )
77          throws IOException
78      {
79          Objects.requireNonNull( input, "input cannot be null" );
80  
81          try ( final InputStream in = input )
82          {
83              return new SettingsXpp3Reader().read( in, isStrict( options ) );
84          }
85          catch ( XmlPullParserException e )
86          {
87              throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
88          }
89      }
90  
91      private boolean isStrict( Map<String, ?> options )
92      {
93          Object value = ( options != null ) ? options.get( IS_STRICT ) : null;
94          return value == null || Boolean.parseBoolean( value.toString() );
95      }
96  
97  }