001package org.apache.maven.settings.io;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.io.File;
023import java.io.IOException;
024import java.io.InputStream;
025import java.io.Reader;
026import java.util.Map;
027
028import org.apache.maven.settings.Settings;
029import org.apache.maven.settings.io.xpp3.SettingsXpp3Reader;
030import org.codehaus.plexus.component.annotations.Component;
031import org.codehaus.plexus.util.IOUtil;
032import org.codehaus.plexus.util.ReaderFactory;
033import org.codehaus.plexus.util.xml.pull.XmlPullParserException;
034
035/**
036 * Handles deserialization of settings from the default textual format.
037 * 
038 * @author Benjamin Bentmann
039 */
040@Component( role = SettingsReader.class )
041public class DefaultSettingsReader
042    implements SettingsReader
043{
044
045    public Settings read( File input, Map<String, ?> options )
046        throws IOException
047    {
048        if ( input == null )
049        {
050            throw new IllegalArgumentException( "input file missing" );
051        }
052
053        Settings settings = read( ReaderFactory.newXmlReader( input ), options );
054
055        return settings;
056    }
057
058    public Settings read( Reader input, Map<String, ?> options )
059        throws IOException
060    {
061        if ( input == null )
062        {
063            throw new IllegalArgumentException( "input reader missing" );
064        }
065
066        try
067        {
068            SettingsXpp3Reader r = new SettingsXpp3Reader();
069            return r.read( input, isStrict( options ) );
070        }
071        catch ( XmlPullParserException e )
072        {
073            throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
074        }
075        finally
076        {
077            IOUtil.close( input );
078        }
079    }
080
081    public Settings read( InputStream input, Map<String, ?> options )
082        throws IOException
083    {
084        if ( input == null )
085        {
086            throw new IllegalArgumentException( "input stream missing" );
087        }
088
089        try
090        {
091            SettingsXpp3Reader r = new SettingsXpp3Reader();
092            return r.read( input, isStrict( options ) );
093        }
094        catch ( XmlPullParserException e )
095        {
096            throw new SettingsParseException( e.getMessage(), e.getLineNumber(), e.getColumnNumber(), e );
097        }
098        finally
099        {
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}